ตระกร้าสินค้าว่างเปล่า
Ammonia is a colourless gas with a characteristic pungent smell. Its solution in water is called ammonium hydroxide or household ammonia.
An unsaturated monocarboxylic acid. The molecule contains double bond in cis orientation.
An odourless, yellow, solid substance, the 16th most common in the Earth´s crust. One of the best known sulphur compounds is pyrite, also known as ´fool´s gold´.
The molecule has two enantiomers: stereoisomers that are mirror images of each other and are not superimposable.
Sulphur dioxide emission is the main cause of acid rains. It is an intermediate product in the production of sulphuric acid.
The open-chain version of ribose, which occurs naturally in nucleic acids, coenzymes, nucleotides and nucleosides.
A colourless, slightly viscous, hygroscopic liquid used in the production of formic acid, hydrogen cyanide and other organic compounds.
Fructose is the sweetest of the simple carbohydrates.
One of the products of the oxidation of ethanol.
A tertiary amine with a characteristic unpleasant odour, occurring in spoiled food.
A solid, grey substance which sublimates when heated. Its solution in alcohol is called tincture of iodine, it is a disinfectant.
One of the hydrogen halides, a highly aggressive substance - it even attacks glass.
The simplest saturated alcohol. A highly toxic compound, easily confusable with ethanol.
A colourless, heavier-than-air gas, an intermediate in the production of nitric acid.
Synthetic rubber is produced by the polymerisation of isoprene.
