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Question

One mole of calcium phosphide on reaction with excess of water gives__________.
  1. Two moles of phosphoric acid
  2. One mole of phosphine
  3. One mole of phosphorous penta-oxide
  4. Two moles of phosphine

A
Two moles of phosphoric acid
B
One mole of phosphine
C
One mole of phosphorous penta-oxide
D
Two moles of phosphine
Solution
Verified by Toppr

One mole of calcium phosphide on reaction with excess of water gives Two moles of phosphine
Ca3P2+6H2O2PH3+3Ca(OH)2
Hence option C is correct.

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