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P(4)+NaOH to PH(3) uarr+NaH(2)PO(2)...

`P_(4)+NaOH to PH_(3) uarr+NaH_(2)PO_(2)`

A

For disproportionation reaction.

B

For comproportionation reaction.

C

For either intermolecular redox reaction or displacement reaction

D

For either thermal combination redox reaction or thermal decomposition redox reaction.

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The correct Answer is:
a
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