Phosphorus

White phosphorus is more reactive than red phosphorus.

The molecular formula of phosphorus is:

Draw the structure of ${\mathrm{P}}_4$ molecule.

${\mathrm{P}}_4$ has which of the following structures?

Which allotrope of phosphorus is least reactive?

Red phosphorus exists in ______ form of phosphorus atoms.

The $\mathrm{p}-\mathrm{p}-\mathrm{p}$ angle in white phosphorous is:

What are the different allotropes of phosphorous?

${\mathrm{P}}_2{\mathrm{O}}_5$ is mainly used as: