The p-Block Ele...

 Which of the following phosphorus is the most reactive?

Platinum is used as a catalyst in:

Which of the following noble gases has the highest positive electron gain enthalpy value?

In pyrophosphoric acid, $${ H }_{ 4 }{ P }_{ 2 }{ O }_{ 7 }$$, number of $$\sigma -$$ and $$d\pi -p\pi $$ bonds respectively are

Which can do glass etching?

Which product will be obtained in the following reaction?
$$P_4(s) + 3NaOH(ag) + 3H_2O(l) \rightarrow $$ 

The maximum covalency of nitrogen is

Which compound of nitrogen is formed when $$CaNH$$ reacts with hot water?

Hydrolysis of $$N{ Cl }_{ 3 }$$ gives $$N{ H }_{ 3 }$$ and $$X$$, which of the following is $$X$$?

Noble gas are adsorbed by: