Chemistry Questions

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 Chemical formula of Aluminium Chloride is _____.

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

Trinitrotoluene is

The common name of dichlorodifluoromethane is _____.

Which of the following is a greenhouse gas or a gas which can deplete the ozone layer?

The only non-metal which is liquid at room temperature is

Which one of the following non­metals shows allotropy in the liquid state?