Phosphine is prepared by the action of...

Phosphine is prepared by the action of

`P and H_(2)SO_(4)`

`P and NaOH`

`P and H_(2)S`

`P and HNO_(3)`

Text Solution

Verified by Experts

The correct Answer is:

`underset("phosphorus")underset("White")(P_(4))+underset("soda")underset("Caustic")(3NaOH)+3H_(2)Orarrunderset("phosphine")(PH_(3))+underset("hypophosphite")underset("Sod.")(3NaH_(2)PO_(2))`

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Chlorous acid is prepared by the action of

`Ba(ClO)_(2)+HCl`

`BaSO_(4)+HCl`

`BaCl_(2)+H_(2)SO_(4)`

`Ba(ClO_2)_(2)+H_2SO_(4)`

In the laboratory, carbon dioxide is prepared by the action of dilute acids on

carbides

cyanides

carbonates

isocyanides

Nitric oxide is prepared by the action of HNO_(3) on

`Fe`

`Cu`

`Zn`

`Sn`