A non-poisonous allotropy of phosphorus is
White phosphorus
Red phosphorus
Violet phosphorus
Scarlet phosphorus
Phosphorus reacts with sodium hydroxide to give
Phosphate
Phosphine
Phosphide
Phosphoric acid
Phosphorbronze in an alloy of phosphorus with
Copper and Zinc
Copper and Tin
Copper and Magnesium
Copper and Vanadium
Phosphorus burns in air or oxygen to give a dense white fumes of
P2O5
H3PO3
H3PO4
P2O3
The compound of phosphorus used as drying agent is
Phosphorus acid
Phosphorus trioxide
Phosphorus pentoxide
Phosphorus pentoxide dissolves in cold water to form
Meta phosphoric acid
Ortho phosphoric acid
The allotropic form of phosphorus used as rat poison is
Phossy jaw is caused due to the presence of
Sodium
Chlorine
Phosphorus
Calcium
The melting point of phosphorus is
35°C
60°C
44°C
55°C
The match box contains
