p-Block elementsMedium

Question

Choose the correct statement

Options

A.White or yellow phosphorous is stored under water
B.Ignition temperature of red phoshorous is low
C.Black phosphorus is non crystalline in nature
D.Phosphorus does not form hydrides.

Solution

Due to low ignition temperature of white phosphorus, it undergoes oxidation in presence of air which slowly raises its temperature and after a few moments it catches and fire spontaneously. Due to this reason, its stored under water. Ignition temperature of red phosphorus is high. Black phosphorus is crystalline in nature. Phosphorus forms number of hydrides.

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