1.

One mole of calcium phosphorus on reaction with excess water gives

Answer»

`1 mol` of phophine
`2 mol` of phosphoric ACID
`2 mol` of phosphoric acid
`1 mol` of phosphoric pentoxide

Solution :Phosphine gas is OBTAINED
`Ca_(3)P_(2)+6H_(2)Orarr3Ca(OH)_(2)+2PH_(3)`


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