Chemistry Questions

What are Aldehydes ?

............. elements have the largest atoms

Name the gas used in preparation of bleaching powder

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

As feared, (differences into) the families pose a hurdle.

The common name of lead (II) sulphide is

Process of loosing electrons is known as _____.

The common name of dichlorodifluoromethane is _____.

Chemical formula for sulphurous acid is: