1.

NaHSO_(4) is reacted with NaCl at 823K. The liberated gas is reacted with Ca_(3)P_(2) to form CaCl_(2) and X. Which one of the following is X?

Answer»

`PH_(3)`
`PCl_(5)`
`PCl_(3)`
`H_(3)PO_(4)`

Answer :1


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