When phosphorus reacts with caustic soda, the products are `PH_(3) and NaH_(2)PO_(2)` This reaction is an example of:
When phosphorus reacts with caustic soda, the products are `PH_(3) and NaH_(2)PO_(2)` This reaction is an example of:
A. Oxidation
B. Reduction
C. Oxidation and reduction
D. Neutralisation
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Correct Answer - C
`3NaOH+P_(4)+3H_(2)O to PH_(3) +3NaH_(2)PO_(2)`
This reaction involves simultaneous oxidation and reduction of P (oxidation of P to `NaH_(2)PO_(2)` and reduction to `PH_(3)`).
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