Plastic sulfur
- Order:
- Duration: 1:53
- Published: 25 Apr 2010
- Uploaded: 06 Aug 2011
- Author: ChemToddler
Sulfur has more allotropes than any other element.
Chemtoddler
Chemical volcano
- Order: Reorder
- Duration: 1:34
- Published: 16 Aug 2008
- Uploaded: 10 Jul 2011
- Author: ChemToddler
Ammonium dichromate decomposes when heated yielding green chromium(III) oxide, nitrogen and water vapor.
Reaction of alpha-pinene with iodine
- Order: Reorder
- Duration: 1:22
- Published: 10 Sep 2008
- Uploaded: 08 Jun 2011
- Author: ChemToddler
Iodine reacts vigorously with alpha-pinene.
Pharaoh's snake
- Order: Reorder
- Duration: 3:11
- Published: 02 Sep 2008
- Uploaded: 07 Aug 2011
- Author: ChemToddler
Mercury(II) thiocyanate decomposition is initiated by heating.
Isotopic effect of heavy water
- Order: Reorder
- Duration: 1:38
- Published: 27 Oct 2008
- Uploaded: 22 Jul 2011
- Author: ChemToddler
Deuterium as heavier isotope than hydrogen changes physical, as well as chemical properties of water.
Barium chromate precipitate
- Order: Reorder
- Duration: 1:38
- Published: 11 Jan 2009
- Uploaded: 06 Aug 2011
- Author: ChemToddler
Barium chromate precipitates from the alkaline dichromate solution.
Chemical cocktail
- Order: Reorder
- Duration: 2:06
- Published: 12 Sep 2008
- Uploaded: 05 Aug 2011
- Author: ChemToddler
Chemists are also good bartenders.
Oxidation of charcoal with KNO3
- Order: Reorder
- Duration: 3:06
- Published: 30 Oct 2008
- Uploaded: 06 Aug 2011
- Author: ChemToddler
Melting KNO3 it partially decomposes to O2 and KNO2. Preheated charcoal reacts vigorously with oxygen liberated.
Crystallization of supersaturated sodium thiosulfate
- Order: Reorder
- Duration: 1:57
- Published: 04 Sep 2008
- Uploaded: 06 Aug 2011
- Author: ChemToddler
Crystallization of supersaturated sodium thiosulfate solution is initiated by the addition of the seed crystal.
Silver mirror
- Order: Reorder
- Duration: 2:25
- Published: 11 Sep 2008
- Uploaded: 04 Aug 2011
- Author: ChemToddler
It is easy to make a silver mirror.
Chromatography
- Order: Reorder
- Duration: 4:27
- Published: 26 Jan 2009
- Uploaded: 08 Aug 2011
- Author: ChemToddler
Chromatography is a laboratory technique used for the separation of mixture components.
Reaction of aluminium with bromine
- Order: Reorder
- Duration: 1:33
- Published: 17 Aug 2008
- Uploaded: 01 Jul 2011
- Author: ChemToddler
Aluminium reacts violently with bromine yielding aluminium bromide.
Universal indicator
- Order: Reorder
- Duration: 2:00
- Published: 27 Oct 2008
- Uploaded: 05 Aug 2011
- Author: ChemToddler
Universal indicator is a mixture of several indicators displaying a variety of colors over a wide pH range so it can be used to determine an approximate pH of the solution.
Sulfur in pure oxygen
- Order: Reorder
- Duration: 1:47
- Published: 16 Aug 2008
- Uploaded: 06 Aug 2011
- Author: ChemToddler
Sulfur combusts in pure oxygen with a brilliant blue flame producing sulfur(IV) oxide.
Nickel complexes
- Order: Reorder
- Duration: 1:54
- Published: 25 Oct 2008
- Uploaded: 28 Jul 2011
- Author: ChemToddler
Depending on a ligand and coordination number nickel forms colorful complexes
PVA slime
- Order: Reorder
- Duration: 1:51
- Published: 01 Sep 2008
- Uploaded: 05 Aug 2011
- Author: ChemToddler
PVA slime is formed in the reaction between poly(vinyl alcohol) and borax.
Reaction of iron with sulfur
- Order: Reorder
- Duration: 1:46
- Published: 17 Aug 2008
- Uploaded: 06 Aug 2011
- Author: ChemToddler
Reaction of iron with sulfur is initiated by heat and iron sulfide is formed.
Combustion of iron in pure oxygen
- Order: Reorder
- Duration: 1:05
- Published: 04 Sep 2008
- Uploaded: 24 Jul 2011
- Author: ChemToddler
Iron rusting is accelerated in pure oxygen.
Chemical stalagmite
- Order: Reorder
- Duration: 3:00
- Published: 12 Sep 2008
- Uploaded: 15 Jul 2011
- Author: ChemToddler
Crystallization of supersaturated sodium acetate solution can be initiated in contact with a seed crystal.
Orange tornado
- Order: Reorder
- Duration: 1:41
- Published: 17 Aug 2008
- Uploaded: 06 Aug 2011
- Author: ChemToddler
Mercury(II) iodide dissolves in excess of iodide ions.
Invisible ink
- Order: Reorder
- Duration: 1:39
- Published: 12 Sep 2008
- Uploaded: 21 Jun 2011
- Author: ChemToddler
A blue colored basic solution of thymolphthalein discolors after some time.
Universal indicator U-tube
- Order: Reorder
- Duration: 1:52
- Published: 11 Jan 2009
- Uploaded: 29 Jan 2011
- Author: ChemToddler
Universal indicator is a mixture of several indicators displaying a variety of colors over a wide pH range, so it can be used to determine an approximate pH of a solution.
Purple benzene
- Order: Reorder
- Duration: 2:25
- Published: 12 Jan 2009
- Uploaded: 02 Aug 2011
- Author: ChemToddler
Potassium permanganate is insoluble in benzene. However, upon addition of crown ether soluble colored complex is formed.
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