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The balanced equation for the oxidation of ethanol to ethanal using sodium dichromate in acidic conditions is as follows:
(2010)
The apparatus shown on the right was used to investigate the electrolysis of aqueous sodium sulfate to which a few drops of universal indicator solution had been added. The solution was initially pale green in colou
Define (i) radioactivity, (ii) the half-life of a radioactive isotope.
Diamond and graphite are macromolecular crystalline forms of carbon. Explain in terms of bonding
Oxygen is produced on an industrial scale by the liquefaction and fractional distillation of air
