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Standard XII
Chemistry
Phosphine
Question
Phosphine is produced by adding water to
A
$$HPO_3$$
B
$$Ca_3P_2$$
C
$$CaC_2$$
D
$$P_4O_{10}$$
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Solution
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Correct option is C. $$Ca_3P_2$$
Phosphine is produced by adding $$Ca_3P_2$$ to water. The reaction is as shown below:
$$Ca_3P_2 +6H_2O \to 3Ca(OH)_2 +2PH_3$$
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