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Which of the following is correct?...

Which of the following is correct?

A

When aluminium of phosphide is treated with dil. Sulphuric acid `PH_(3)` is evolved

B

`PH_(4)I+NaOH` forms `PH_(3)`

C

one mole of calcium phosphide on reaction with excess of water gives two moles of phoshine

D

All of these

Text Solution

Verified by Experts

The correct Answer is:
4
`2AIP+3H_(2)SO_(4)rarrAl_(2)(SO_(4))_(3)+2PH_(3)`
`PH_(4)I+NaOH rarrPH_(3)+NaI+H_(2)O`
`Ca_(3)P_(2)+6H_(2)Orarr3Ca(OH)_(2)+2PH_(3)`
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