Which of the following substances has the lowest vapour density? A. Ethanoic acid B. Propanol...

Which of the following substances has the lowest vapour density? A. Ethanoic acid B. Propanol C. Dichlomethane D. Ethanal [O = 16, Cl = 35.5, H =1, C = 12].

Some products of destructive distillation of coal are A. carbon (iV) oxide and ethanoic acid B. trioxocarbonate (lV) acid and methanoic acid C. producer gas and water gas D. coke and ammonia liquor.

A metal is extracted for, its ore by the electrolysis of tits molten chlorine and it displace lead from lead (ll) trioxonirate(V) solution. The metal is A. copper B. aluminium C. zinc D. sodium.
The effluent of an industrial plant used ins the electrolysis of concentrated brine, with a flowing mercury cathode may contain impurities like. A. oxygen B. hydrogen C. mercury (ll) chloride D. hydrogen chloride.?

In Chemistry
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Asked by niceboyelom on 11th April, 2019