P-Block Elements Ques 568
Question: One mole of calcium phosphide on reaction with excess of water gives
Options:
A) one mole of phosphine.
B) two moles of phosphoric acid.
C) two moles of phosphine.
D) one mole of phosphorus oxide.
Show Answer
Answer:
Correct Answer: C
Solution:
$ \underset{1mole}{\mathop{Ca_3P_2}}+6H_2O\to 3Ca{{( OH )}_2}+\underset{2moles}{\mathop{2PH_3}} $
