The non-metal which does not react with water but reacts with alkali?

Options

A. Boron
B. Bromine
C. `P_4`
D. Fluorine

Answer

C

Explanation

`Ce^(4+)(aq.)` act as oxidising agent.
Thus it accepts electrons from reducing agents and get reduced to `Ce^(3+)(aq.)`.
`Ce^(4+)(aq.) +e^(-) to Ce^(3+)(aq.)`