<html xmlns:fb="http://ogp.me/ns/fb#"> <head> <meta http-equiv="Content-Language" content="en"> <meta name="description" content="Chemistry videos for education and just for fun"> <meta name="keywords" content=Chemicum, chemikum, kemikum, chemistry, videos, experiments, demonstrations, non-metals, metals, oxygen, hydrogen, nitrogen, carbon dioxide, chlorine, ammonia flower, sodium and water, caesium, cesium, rubidium, Pharaoh's Serpent, fuel cell, lemon battery, supercapacitor, burning, combustion, self-ignition, spontaneous"> <meta http-equiv="Content-Type" content="text/html; charset=windows-1257"> <meta property="og:title" content="&quot;Chemicum videos&quot;" /> <meta property="og:type" content="website" /> <meta property="og:url" content="http://www.chemicum.com/chemistry-videos" /> <meta property="og:image" content="" /> <meta property="og:site_name" content="Chemicum videos" /> <meta property="fb:admins" content="100003026740515" /> <title>Chemicum videos</title> </head> <body> <div id="fb-root"></div> <script>(function(d, s, id) { var js, fjs = d.getElementsByTagName(s)[0]; if (d.getElementById(id)) {return;} js = d.createElement(s); js.id = id; js.src = "//connect.facebook.net/en_US/all.js#xfbml=1"; fjs.parentNode.insertBefore(js, fjs); }(document, 'script', 'facebook-jssdk'));</script> <p align="center" style="margin-top: 12; margin-bottom: 12"><span lang="et"> <font face="Arial" size="4" color="#000066"> <a href="http://www.youtube.com/chemicum"> <font color="#000066">Youtube channel</font></a><font face="Arial"> | </font> <font face="Arial" size="4" color="#000066"> <a href="http://www.chemicum.com/electrochemistry"> <font color="#000066">ELECTROCHEM</font></a><font face="Arial"> | </font> <a href="http://www.chemicum.com/ava.htm"> <font color="#83B52F">Eesti</font></a><font face="Arial"> | </font> <a href="http://www.chemicum.com/ru"> <font color="#83B52F"> CA</font></a><font face="Arial"> | </font> </span> <iframe src="//www.facebook.com/plugins/like.php?href=http%3A%2F%2Fwww.chemicum.com&amp;width=100&amp;height=22&amp;colorscheme=light&amp;layout=button_count&amp;action=like&amp;show_faces=false&amp;send=false" scrolling="no" frameborder="0" style="border:none; overflow:hidden; width:100px; height:21px;" allowTransparency="true"></iframe> <script type="text/javascript" src="https://apis.google.com/js/plusone.js"></script> <g:plusone></g:plusone> </p> <p align="center" style="margin-top: 12; margin-bottom: 12"> <font size="6" color="#009933" face="Verdana">Chemistry videos - <a href="http://www.chemicum.com/?&lan=EN">chemicum.com</a></font> </p> <p align="center" style="margin-top: 12; margin-bottom: 12"> <font face="Verdana" size="3">In order to make chemistry lessons more interesting, </font> <font face="Verdana" size="3"> chemistry videos are being developed by Superaccu O</span>. Viewed >5000000 times. Some weirdest experiments: <a href="https://youtu.be/iPlhdzMKp6A">Gallium</a> lives - remember Terminator II. There is a small alien hidden inside every <a href="https://youtu.be/Bq1awUmqZcM">mercury </a> droplet. What is cold light or <a href="https://youtu.be/8_82cNtZSQE">chemiluminescence</a>. <p align="center" style="margin-top: 12; margin-bottom: 12"> What is the working principle of <a href="https://youtu.be/fcLZ6dM-qIU">batteries</a>, <a href="https://youtu.be/_zCsAfEbVRc">fuel cells</a>, and <a href="https://youtu.be/gTt_YBzJ_Dk">supercapacitors</a>. Making <a href="https://youtu.be/eGnPQtai0og">sodium</a> and other <a href="http://chemicum.com/electrochemistry">electrochemistry</a> experiments.<br> </font> <p align="center" style="margin-top: 12; margin-bottom: 12"> <iframe width="240" height="135" src="https://www.youtube.com/embed/hJTVJqG5TmU?rel=0" frameborder="0" allowfullscreen></iframe> <iframe width="240" height="135" src="https://www.youtube.com/embed/6peV-bQyz5E?rel=0" frameborder="0" allowfullscreen></iframe> <iframe width="240" height="135" src="https://www.youtube.com/embed/Bq1awUmqZcM?rel=0" frameborder="0" allowfullscreen></iframe> <iframe width="240" height="135" src="https://www.youtube.com/embed/wf1N9oWu_GI?rel=0" frameborder="0" allowfullscreen></iframe> <iframe width="240" height="135" src="http://www.youtube.com/embed/_zCsAfEbVRc?rel=0" frameborder="0" allowfullscreen></iframe> <iframe width="240" height="135" src="http://www.youtube.com/embed/fcLZ6dM-qIU?rel=0" frameborder="0" allowfullscreen></iframe> <iframe width="240" height="135" src="https://www.youtube.com/embed/iPlhdzMKp6A?rel=0" frameborder="0" allowfullscreen></iframe> <iframe width="240" height="135" src="https://www.youtube.com/embed/8_82cNtZSQE?rel=0" frameborder="0" allowfullscreen></iframe> <iframe width="240" height="135" src="https://www.youtube.com/embed/cyZ9X81UlLc?rel=0" frameborder="0" allowfullscreen></iframe> <iframe width="240" height="135" src="https://www.youtube.com/embed/eGnPQtai0og?rel=0" frameborder="0" allowfullscreen></iframe> <iframe width="240" height="135" src="https://www.youtube.com/embed/7l3CAKJemb4?rel=0" frameborder="0" allowfullscreen></iframe> <iframe width="240" height="135" src="https://www.youtube.com/embed/XfW6r64GVC0?modestbranding=2" frameborder="0" allowfullscreen></iframe> <iframe width="240" height="135" src="https://www.youtube.com/embed/r-YZeOkllRg?modestbranding=2" frameborder="0" allowfullscreen></iframe> <iframe width="240" height="135" src="https://www.youtube.com/embed/fPk1hKLRyeE?modestbranding=2" frameborder="0" allowfullscreen></iframe> <iframe width="240" height="135" src="http://www.youtube.com/embed/On2jbcMXhtY" frameborder="0" allowfullscreen></iframe> <iframe width="240" height="135" src="http://www.youtube.com/embed/gTt_YBzJ_Dk?rel=0" frameborder="0" allowfullscreen></iframe> </p> <p><font face="Verdana" size="3"> <b>Flash-based videos</b> (will be updated if we find sponsor):<span lang="et"> " 100+ Experiments in Chemistry" is designed for chemistry teachers for showing commented experiment videos in front of classroom. These were made in cooperation with scientists and lecturers from Chemicum of University of Tartu, Estonia <a href="http://www.chemicum.com/?video=103&lan=EN"> Thermoreactive compounds</a> change color upon heating. Very odd reaction - &quot;<a href="http://www.chemicum.com/?video=65&lan=EN">The Pharaoh's Serpent</a>&quot;. <a href="http://www.chemicum.com/?video=91&lan=EN">Nitrocellulose</a> explodes and puts formula model car on the move. Why <a href="http://www.chemicum.com/?video=110&lan=EN">pyrophoric iron</a>, <a href="http://www.chemicum.com/?video=106&lan=EN">silane</a> and <a href="http://www.chemicum.com/?vid=7&lan=EN">white phosphorus</a> ignite spontaneously. Some magic - <a href="http://www.chemicum.com/?video=107&lan=EN">clock reaction</a> and <a href="http://www.chemicum.com/?video=86&lan=EN">magical color changes</a>. What makes fireworks colorful (<a href="http://www.chemicum.com/?video=92&lan=EN"><font color="#00FF00">green</font></a>, <a href="http://www.chemicum.com/?video=53&lan=EN"><font color="#FF0000">red</font></a>, <a href="http://www.chemicum.com/?vid=51&lan=EN"><font color="#FFFF00">yellow</font></a>)? <a href="http://www.chemicum.com/?video=94&lan=EN">Time fuse</a> can be used for igniting safely some pyrotechnic mixtures, for example <a href="http://www.chemicum.com/?vid=43&lan=EN">aluminothermic mixture</a> or <a href="http://www.chemicum.com/?vid=104&lan=EN">&quot;Vulcano&quot;</a>. Let's prepare a <a href="http://www.chemicum.com/?video=26&lan=EN">color changing flower</a> and some <a href="http://www.chemicum.com/?vid=109&lan=EN">chemical seaweed</a>. <a href="http://chemicum.com/zoo?lan=EN">Kemizoo</a> free molecule viewer is online (<a href="http://chemicum.com/kemizoo">introduction</a>). </p><a style="cursor:pointer" onclick="window.open('http://www.chemicum.com/?video=93&lan=EN','mywindow','width=860,height=650')">Open application window</a>. </font> <p align="center" style="margin-top: 12; margin-bottom: 12"> <iframe src="http://chemicum.com/zoo/embed.html?file=drugs/aspirin.mol&style=ball_and_stick&lan=EN&bg=0&zoom=10&name=aspirin_-_3D_structures&meny=false" width="240" height="180" marginwidth="0" marginheight="0" frameborder="0"></iframe> <a href="http://www.chemicum.com/?video=65&lan=EN"><img width="240",height="180", src="http://www.chemicum.com/img/The_Pharaoh's_Serpent.jpg"/></a> <a href="http://www.chemicum.com/?video=110&lan=EN"><img width="240",height="180", src="http://www.chemicum.com/img/Pyrophoric_iron.jpg"/></a> <a href="http://www.chemicum.com/?video=43&lan=EN"><img width="240",height="180", src="http://www.chemicum.com/img/Aluminothermy.jpg"/></a> <a href="http://www.chemicum.com/?video=106&lan=EN"><img width="240",height="180", src="http://www.chemicum.com/img/Preparation_and_combustion_of_silane.jpg"/></a> <a href="http://www.chemicum.com/?video=69&lan=EN"><img width="240",height="180", src="http://www.chemicum.com/img/Sublimation.jpg"/></a> <a href="http://www.chemicum.com/?video=107&lan=EN"><img width="240",height="180", src="http://www.chemicum.com/img/Chemical_clock.jpg"/></a> <a href="http://www.chemicum.com/?video=86&lan=EN"><img width="240",height="180", src="http://www.chemicum.com/img/Magical_color_changes.jpg"/></a> <a href="http://www.chemicum.com/?video=95&lan=EN"><img width="240",height="180", src="http://www.chemicum.com/img/Chemical_current_source.jpg"/></a> <a href="http://www.chemicum.com/?video=97&lan=EN"><img width="240",height="180", src="http://www.chemicum.com/img/PEM_fuel_cell_-_storing_wind_energy_in_hydrogen.jpg"/></a> <a href="http://www.chemicum.com/?video=53&lan=EN"><img width="240",height="180", src="http://www.chemicum.com/img/Flame-test_of_a_lithium_salt.jpg"/></a> <a href="http://www.chemicum.com/?video=94&lan=EN"><img width="240",height="180", src="http://www.chemicum.com/img/Time_fuse.jpg"/></a> <a href="http://www.chemicum.com/?video=103&lan=EN"><img width="240",height="180", src="http://www.chemicum.com/img/Thermoreactive_compounds.jpg"/></a> </p> <p> <b><font face="Arial" color="#000066"> <font color="#000066">NON-METALS: </font> <a href="http://www.chemicum.com/?meny=Reactions_with_oxygen&lan=EN"> <font color="#000066">->Reactions with oxygen</font></a><font face="Arial">: </font></b> <a href="http://www.chemicum.com/?video=1&lan=EN"> <font color="#000000"><b>1.</font></b> <font color="#008000">Preparation and verification of oxygen</font></a> <a href="http://www.chemicum.com/?vid=2&lan=EN"> <font color="#000000"><b>2.</font></b> Combustion of coal in melted potassium nitrate</a> <a href="http://www.chemicum.com/?vid=3&lan=EN"> <font color="#000000"><b>3.</font></b> Combustion of sulphur in melted potassium nitrate</a> <a href="http://www.chemicum.com/?vid=4&lan=EN"> <font color="#000000"><b>4.</font></b> Combustion of coal in air and oxygen</a> <a href="http://www.chemicum.com/?vid=5&lan=EN"> <font color="#000000"><b>5.</font></b> Combustion of sulphur in air and oxygen</a> <a href="http://www.chemicum.com/?vid=6&lan=EN"> <font color="#000000"><b>6.</font></b> Combustion of red phosphorus in air and oxygen</a> <a href="http://www.chemicum.com/?vid=7&lan=EN"> <font color="#000000"><b>7.</font></b> Self-ignition of white phosphorus in air</a> <a href="http://www.chemicum.com/?vid=8&lan=EN"> <font color="#000000"><b>8.</font></b> Electrolysis of water</a> <a href="http://www.chemicum.com/?vid=9&lan=EN"> <font color="#000000"><b>9.</font></b> Changes in pH during water electrolysis</a><br> <b><a href="http://www.chemicum.com/?meny=Reactions_with_hydrogen&lan=EN"> <font color="#000066">->Reactions with hydrogen</font></a><font face="Arial">: </font></b> <a href="http://www.chemicum.com/?vid=10&lan=EN"><font color="#000000"><b>10.</font></b> Preparation and combustion of hydrogen</a> <a href="http://www.chemicum.com/?vid=11&lan=EN"><font color="#000000"><b>11.</font></b> Lightness of hydrogen</a> <a href="http://www.chemicum.com/?video=12&lan=EN"><font color="#000000"><b>12.</font></b> <font color="#008000">Reduction of copper(II)oxide with hydrogen</font></a><br> <b><a href="http://www.chemicum.com/?meny=Reactions_with_carbon_dioxide&lan=EN"> <font color="#000066">->Reactions with carbon dioxide</font></a><font face="Arial">: </font></b> <a href="http://www.chemicum.com/?vid=13&lan=EN"><font color="#000000"><b>13.</font></b> Carbon dioxide as heavier gas than air</a> <a href="http://www.chemicum.com/?vid=14&lan=EN"><font color="#000000"><b>14.</font></b> Preparation of CO2 from copper- hydroxidecarbonate</a> <a href="http://www.chemicum.com/?vid=15&lan=EN"><font color="#000000"><b>15.</font></b> Carbon dioxide as a fire-extinguisher</a> <a href="http://www.chemicum.com/?video=16&lan=EN"><font color="#000000"><b>16.</font></b> <font color="#008000">Carbon dioxide in exhaled air</font></a> <a href="http://www.chemicum.com/?vid=17&lan=EN"><font color="#000000"><b>17.</font></b> Preparation of carbon dioxide from a vitamine pill</a> <a href="http://www.chemicum.com/?vid=18&lan=EN"><font color="#000000"><b>18.</font></b> Preparation of CO2 from lime scale and acetic acid</a> <a href="http://www.chemicum.com/?vid=19&lan=EN"><font color="#000000"><b>19.</font></b> Preparation of carbon dioxide from carbonated water</a> <a href="http://www.chemicum.com/?vid=20&lan=EN"><font color="#000000"><b>20.</font></b> Carbon dioxide reaction with alkali</a> <a href="http://www.chemicum.com/?vid=21&lan=EN"><font color="#000000"><b>21.</font></b> pH change in the dissolution of carbon dioxide</a> <a href="http://www.chemicum.com/?vid=22&lan=EN"><font color="#000000"><b>22.</font></b> Experiments with solid carbon dioxide</a> <a href="http://www.chemicum.com/?vid=23&lan=EN"><font color="#000000"><b>23.</font></b> Combustion of magnesium in carbon dioxide</a><br> <b><a href="http://www.chemicum.com/?meny=Reactions_with_nitrogen_and_ammonia&lan=EN"> <font color="#000066">->Reactions with nitrogen and ammonia</font></a><font face="Arial">: </font></b> <a href="http://www.chemicum.com/?vid=24&lan=EN"><font color="#000000"><b>24.</font></b> Nitrogen as a fire-extinguisher</a> <a href="http://www.chemicum.com/?vid=25&lan=EN"><font color="#000000"><b>25.</font></b> Preparation of ammonia and dissolution in water</a> <a href="http://www.chemicum.com/?video=26&lan=EN"><font color="#000000"><b>26.</font></b> <font color="#008000">pH change in the dissolution of ammonia</font></a><br> <b><a href="http://www.chemicum.com/?meny=Reactions_with_chlorine&lan=EN"> <font color="#000066">->Reactions with chlorine</font></a><font face="Arial">: </font></b> <a href="http://www.chemicum.com/?vid=27&lan=EN"><font color="#000000"><b>27.</font></b> Reaction between ammonia and hydrogen chloride</a> <a href="http://www.chemicum.com/?vid=28&lan=EN"><font color="#000000"><b>28.</font></b> Preparation and verification of chlorine</a> <a href="http://www.chemicum.com/?vid=29&lan=EN"><font color="#000000"><b>29.</font></b> Reaction of chlorine and iodide</a> <a href="http://www.chemicum.com/?vid=30&lan=EN"><font color="#000000"><b>30.</font></b> Photochemical reaction: chlorine and hydrogen</a> <a href="http://www.chemicum.com/?vid=31&lan=EN"><font color="#000000"><b>31.</font></b> Combustion of sodium in chlorine</a> <a href="http://www.chemicum.com/?vid=32&lan=EN"><font color="#000000"><b>32.</font></b> Reaction of chlorine and copper</a> <a href="http://www.chemicum.com/?video=33&lan=EN"><font color="#000000"><b>33.</font></b> <font color="#008000">Combustion of antimony in chlorine</font></a> <a href="http://www.chemicum.com/?vid=34&lan=EN"><font color="#000000"><b>34.</font></b> Reaction of chlorine and iron</a><br> <b><font color="#000066">METALS: </font></a> <a href="http://www.chemicum.com/?meny=s-metals&lan=EN"><font color="#000066">->s_metals</font></a><font face="Arial">: </font></b> <a href="http://www.chemicum.com/?video=35&lan=EN"><font color="#000000"><b>35.</font></b> <font color="#008000">Reaction of sodium and water</font></a> <a href="http://www.chemicum.com/?vid=36&lan=EN"><font color="#000000"><b>36.</font></b> Reaction of lithium and water</a> <a href="http://www.chemicum.com/?vid=37&lan=EN"><font color="#000000"><b>37.</font></b> Reaction of potassium and water</a> <a href="http://www.chemicum.com/?vid=38&lan=EN"><font color="#000000"><b>38.</font></b> Reaction of calcium and water</a> <a href="http://www.chemicum.com/?vid=39&lan=EN"><font color="#000000"><b>39.</font></b> Reaction of sodium and sulphur</a> <a href="http://www.chemicum.com/?vid=40&lan=EN"><font color="#000000"><b>40.</font></b> Burning of magnesium</a><br> <b><a href="http://www.chemicum.com/?meny=p,d-metals&lan=EN"><font color="#000066">->p,d_metals</font></a><font face="Arial">: </font></b> <a href="http://www.chemicum.com/?vid=41&lan=EN"><font color="#000000"><b>41.</font></b> Burning of iron powder</a> <a href="http://www.chemicum.com/?vid=42&lan=EN"><font color="#000000"><b>42.</font></b> Burning of zinc powder</a> <a href="http://www.chemicum.com/?video=43&lan=EN"><font color="#000000"><b>43.</font></b> <font color="#008000">Aluminothermy</font></a> <a href="http://www.chemicum.com/?vid=44&lan=EN"><font color="#000000"><b>44.</font></b> Reaction of aluminium and alkali</a> <a href="http://www.chemicum.com/?vid=45&lan=EN"><font color="#000000"><b>45.</font></b> Reaction of iron and sulphur</a> <a href="http://www.chemicum.com/?vid=46&lan=EN"><font color="#000000"><b>46.</font></b> Reaction of zinc and iodine</a> <a href="http://www.chemicum.com/?vid=47&lan=EN"><font color="#000000"><b>47.</font></b> Reaction of zinc and acids</a> <a href="http://www.chemicum.com/?vid=48&lan=EN"><font color="#000000"><b>48.</font></b> Reaction of copper and nitric acid</a> <a href="http://www.chemicum.com/?vid=49&lan=EN"><font color="#000000"><b>49.</font></b> Deposition of copper on iron</a> <a href="http://www.chemicum.com/?vid=50&lan=EN"><font color="#000000"><b>50.</font></b> Deposition of mercury on copper</a><br> <b><a href="http://www.chemicum.com/?meny=Flame_tests&lan=EN"> <font color="#000066">->Flame tests</font></a><font face="Arial">: </font></b> <a href="http://www.chemicum.com/?vid=51&lan=EN"><font color="#000000"><b>51.</font></b> Flame-test of a sodium salt</a> <a href="http://www.chemicum.com/?vid=52&lan=EN"><font color="#000000"><b>52.</font></b> Flame-test of a potassium salt</a> <a href="http://www.chemicum.com/?video=53&lan=EN"><font color="#000000"><b>53.</font></b> <font color="#008000">Flame-test of a lithium salt</font></a> <a href="http://www.chemicum.com/?vid=54&lan=EN"><font color="#000000"><b>54.</font></b> Flame-test of a barium salt</a> <a href="http://www.chemicum.com/?vid=55&lan=EN"><font color="#000000"><b>55.</font></b> Flame-test of a strontium salt</a> <a href="http://www.chemicum.com/?vid=56&lan=EN"><font color="#000000"><b>56.</font></b> Flame-test of copper</a><br> <b><a href="http://www.chemicum.com/?meny=Characteristics_of_reactions&lan=EN"> <font color="#000066">Characteristics of reactions</font></a><font face="Arial">: </font></b> <a href="http://www.chemicum.com/?vid=57&lan=EN"><font color="#000000"><b>57.</font></b> Charateristics of a chemical reaction</a> <a href="http://www.chemicum.com/?vid=58&lan=EN"><font color="#000000"><b>58.</font></b> Color changes</a> <a href="http://www.chemicum.com/?vid=59&lan=EN"><font color="#000000"><b>59.</font></b> Evolution of gas</a> <a href="http://www.chemicum.com/?vid=60&lan=EN"><font color="#000000"><b>60.</font></b> Formation of insoluble compound</a> <a href="http://www.chemicum.com/?vid=61&lan=EN"><font color="#000000"><b>61.</font></b> Generation of light</a> <a href="http://www.chemicum.com/?video=62&lan=EN"><font color="#000000"><b>62.</font></b> <font color="#008000">Sound effect</font></a> <a href="http://www.chemicum.com/?video=63&lan=EN"><font color="#000000"><b>63.</font></b> <font color="#008000">Release of heat</font></a> <a href="http://www.chemicum.com/?video=64&lan=EN"><font color="#000000"><b>64.</font></b> <font color="#008000">Absorption of heat</font></a> <a href="http://www.chemicum.com/?video=65&lan=EN"><font color="#000000"><b>65.</font></b> <font color="#008000">The Pharaoh's Serpent</font></a><br> <b><a href="http://www.chemicum.com/?meny=Separation_of_mixtures&lan=EN"> <font color="#000066">Separation of mixtures</font></a><font face="Arial">: </font></b> <a href="http://www.chemicum.com/?vid=66&lan=EN"><font color="#000000"><b>66.</font></b> Filtration</a> <a href="http://www.chemicum.com/?video=67&lan=EN"><font color="#000000"><b>67.</font></b> <font color="#008000">Vacuum filtration</font></a> <a href="http://www.chemicum.com/?vid=68&lan=EN"><font color="#000000"><b>68.</font></b> Separation of immiscible liquids</a> <a href="http://www.chemicum.com/?video=69&lan=EN"><font color="#000000"><b>69.</font></b> <font color="#008000">Sublimation</font></a> <a href="http://www.chemicum.com/?vid=70&lan=EN"><font color="#000000"><b>70.</font></b> Distillation</a> <a href="http://www.chemicum.com/?vid=71&lan=EN"><font color="#000000"><b>71.</font></b> Centrifugation</a> <a href="http://www.chemicum.com/?vid=72&lan=EN"><font color="#000000"><b>72.</font></b> Chemical purification of gasses</a><br> <b><a href="http://www.chemicum.com/?meny=Reaction_rate,_equilibrium&lan=EN"> <font color="#000066">Reaction rate, equilibrium</font></a><font face="Arial">: </font></b> <a href="http://www.chemicum.com/?vid=73&lan=EN"><font color="#000000"><b>73.</font></b> The effect of concentration on rate of reaction</a> <a href="http://www.chemicum.com/?vid=74&lan=EN"><font color="#000000"><b>74.</font></b> Dependence of reaction rate on primary substance</a> <a href="http://www.chemicum.com/?vid=75&lan=EN"><font color="#000000"><b>75.</font></b> Temperature influence on chemical equilibrium</a> <a href="http://www.chemicum.com/?vid=76&lan=EN"><font color="#000000"><b>76.</font></b> Chromium(III)oxide as a catalyst</a> <a href="http://www.chemicum.com/?video=77&lan=EN"><font color="#000000"><b>77.</font></b> <font color="#008000">Water ignites fire</font></a><br> <b><a href="http://www.chemicum.com/?meny=Solutions,_pH&lan=EN"> <font color="#000066">Solutions, pH</font></a><font face="Arial">: </font></b> <a href="http://www.chemicum.com/?vid=78&lan=EN"><font color="#000000"><b>78.</font></b> Influence of mixing on the speed of dissolution</a> <a href="http://www.chemicum.com/?vid=79&lan=EN"><font color="#000000"><b>79.</font></b> Temperature dependence of salt solubility</a> <a href="http://www.chemicum.com/?vid=80&lan=EN"><font color="#000000"><b>80.</font></b> Solubility of a gas</a> <a href="http://www.chemicum.com/?vid=81&lan=EN"><font color="#000000"><b>81.</font></b> The color scale of universal indicator</a> <a href="http://www.chemicum.com/?vid=82&lan=EN"><font color="#000000"><b>82.</font></b> Strong and weak acids and bases</a> <a href="http://www.chemicum.com/?vid=83&lan=EN"><font color="#000000"><b>83.</font></b> Determination of pH for consumer goods</a> <a href="http://www.chemicum.com/?vid=84&lan=EN"><font color="#000000"><b>84.</font></b> pH of salt solutions, hydrolysis</a> <a href="http://www.chemicum.com/?video=85&lan=EN"><font color="#000000"><b>85.</font></b> <font color="#008000">Basic oxide reaction with water</font></a> <a href="http://www.chemicum.com/?video=86&lan=EN"><font color="#000000"><b>86.</font></b> <font color="#008000">Magical color changes</font></a><br> <b><a href="http://www.chemicum.com/?meny=Experiments_with_organic_compounds&lan=EN"> <font color="#000066">Experiments with organic compounds</font></a><font face="Arial">: </font></b> <a href="http://www.chemicum.com/?video=87&lan=EN"><font color="#000000"><b>87.</font></b> <font color="#008000">Burning of carbohydrates</font></a> <a href="http://www.chemicum.com/?video=88&lan=EN"><font color="#000000"><b>88.</font></b> <font color="#008000">Burning of alcohols</font></a> <a href="http://www.chemicum.com/?video=89&lan=EN"><font color="#000000"><b>89.</font></b> <font color="#008000">Reaction of sodium and ethanol</font></a> <a href="http://www.chemicum.com/?video=90&lan=EN"><font color="#000000"><b>90.</font></b> <font color="#008000">Reaction of sulphuric acid and carbohydrates</font></a> <a href="http://www.chemicum.com/?video=91&lan=EN"><font color="#000000"><b>91.</font></b> <font color="#008000">Combustion of nitrocellulose</font></a> <a href="http://www.chemicum.com/?video=92&lan=EN"><font color="#000000"><b>92.</font></b> <font color="#008000">Combustion of boric acid ethyl ester</font></a> <a href="http://www.chemicum.com/?video=93&lan=EN"><font color="#000000"><b>93.</font></b> <font color="#008000">Chemiluminescence</font></a> <a href="http://www.chemicum.com/?video=94&lan=EN"><font color="#000000"><b>94.</font></b> <font color="#008000">Time fuse</font></a><br> <b><a href="http://www.chemicum.com/?meny=Electrochemistry&lan=EN"> <font color="#000066">Electrochemistry</font></a><font face="Arial">: </font></b> <a href="http://www.chemicum.com/?video=95&lan=EN"><font color="#000000"><b>95.</font></b> <font color="#008000">Chemical current source</font></a> <a href="http://www.chemicum.com/?video=96&lan=EN"><font color="#000000"><b>96.</font></b> <font color="#008000">Hydrogen-oxygen fuel cell</font></a> <a href="http://www.chemicum.com/?video=97&lan=EN"><font color="#000000"><b>97.</font></b> <font color="#008000">Storing wind energy in hydrogen</font></a> <a href="http://www.chemicum.com/?video=98&lan=EN"><font color="#000000"><b>98.</font></b> <font color="#008000">Storing solar energy in hydrogen</font></a> <a href="http://www.chemicum.com/?vid=99&lan=EN"><font color="#000000"><b>99.</font></b> <font color="#008000">Tic-Tac supercapacitor</font></a> <a href="http://www.chemicum.com/?video=100&lan=EN"><font color="#000000"><b>100.</font></b> <font color="#008000">Electrochemical deposition of copper</font></a><br> <b><a href="http://www.chemicum.com/?meny=Demonstration_videos&lan=EN"> <font color="#000066">Demonstration videos</font></a><font face="Arial">: </font></b> <a href="http://www.chemicum.com/?video=101&lan=EN"><font color="#000000"><b>101.</b></font> <font color="#008000">Reaction of rubidium and water</font></a> <a href="http://www.chemicum.com/?video=102&lan=EN"><font color="#000000"><b>102.</b></font> <font color="#008000">Reaction of caesium and water</font></a> <a href="http://www.chemicum.com/?video=103&lan=EN"><font color="#000000"><b>103.</b></font> <font color="#008000">Thermoreactive compounds</font></a> <a href="http://www.chemicum.com/?video=104&lan=EN"><font color="#000000"><b>104.</b></font> <font color="#008000">Volcano</font></a> <a href="http://www.chemicum.com/?video=105&lan=EN"><font color="#000000"><b>105.</b></font> <font color="#008000">Oxidizing properties of manganese(VII) oxide</font></a> <a href="http://www.chemicum.com/?video=106&lan=EN"><font color="#000000"><b>106.</b></font> <font color="#008000">Preparation and combustion of silane</font></a> <a href="http://www.chemicum.com/?video=107&lan=EN"><font color="#000000"><b>107.</b></font> <font color="#008000">Chemical clock</font></a> <a href="http://www.chemicum.com/?video=108&lan=EN"><font color="#000000"><b>108.</b></font> <font color="#008000">Fire as an artist</font></a> <a href="http://www.chemicum.com/?video=109&lan=EN"><font color="#000000"><b>109.</b></font> <font color="#008000">Silicate garden</font></a> <a href="http://www.chemicum.com/?video=110&lan=EN"><font color="#000000"><b>110.</b></font> <font color="#008000">Pyrophoric iron</font></a> <a href="http://www.chemicum.com/?video=111&lan=EN"><font color="#000000"><b>111.</b></font> <font color="#008000">Combustion in potassium chlorate</font></a><br> </p> <p align="center" >Green links open full videos, blue links open short videos without explanations. Currently work only with flash. We continue producing new ones ... :) <iframe src="//www.facebook.com/plugins/like.php?href=http%3A%2F%2Fwww.chemicum.com&amp;width=100&amp;height=21&amp;colorscheme=light&amp;layout=button_count&amp;action=like&amp;show_faces=false&amp;send=false" scrolling="no" frameborder="0" style="border:none; overflow:hidden; width:100px; height:21px;" allowTransparency="true"></iframe> <script type="text/javascript" src="https://apis.google.com/js/plusone.js"></script> <g:plusone></g:plusone> </p> <p align="center" ><font size="1" color="#000000" face="Verdana">The licence for pictures is CC BY-SA 3.0 - anyone can copy and use images and screenshots. The licence for the videos is CC BY-NC-ND 3.0 - you can embed or link the videos at your website (the code is available by pressing ? button in the right-top of the videoplayer during video play).</font> </p> </body> </html>