Some Basic Concepts Of Chemistry Question 312
Question: One mole of calcium phosphide on reaction with excess of water gives [IIT 1999]
Options:
A) One mole of phosphine
B) Two moles of phosphoric acid
C) Two moles of phosphine
D) One mole of phosphorus pentoxide
Show Answer
Answer:
Correct Answer: C
Solution:
$ Ca _3P _2+6H _2O\to 2PH _3+3Ca{{(OH)}_2} $
