Lower member of alcohols are

Which of the following compounds contain hydrogen bonds?

Which of the following is a trihydric alcohol?

Aldehydes are first oxidation products of

The oxidation product of alcohol depends on

The order of oxidation  of alcohols is 

One mole of $PC{l}_{5}PCl\_5$ reacts with one mole of ethyl alcohol to give

When ethyl alcohol is reacted with sodium metal and the compound so formed is treated with ethyl bromide, the product formed is

Dehydration occurs at the lowest temperature and concentration for

One mole of sodium when reacts with one mole of methyl alcohol, gives