Nitrogen can form many oxides with oxygen, and thus is said to exhibit variable valency. Similary, sulphur, phosphours and carbon can exhibit variable valency.
Amongst the following, select those which are most likely to be neutral.

Nitrogen can form many oxides with oxygen, and thus is said to exhibit variable valency. Similary, sulphur, phosphours and carbon can exhibit variable valency. Which sequence of compounds is according to the increasing order of the oxidation state of chlorine?

Which of the following exhibits variable valency?

Which of the following can show variable valency ?

Which of the following can show variable valency ?

There are many elements in the periodic table which exhibit variable valency.This is a particular characteristic of

In which of the following compounds carbon exhibits valency of 4 but oxidation state - 2

In which of the following compounds, carbon exhibits a valency of four but oxidation state of -2 ?

In which of the following compounds, carbon exhibits a valency of four but oxidation state of -2 ?