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Catalytic Transfer Hydrogenation

What will be ...

Question

What will be the average oxidation state of $P$ in $K_{4} P_{2} O_{7}$ ?

A

+ 4

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B

+ 5

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C

+ 2

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D

- 3

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Solution

The correct option is B $+ 5$
$K_{4} P_{2} - - O_{7}$
charge on $K = + 1$
charge on $O = - 2$
Let $x$ be oxidation state of P
$2 x + 4 - 2 \times 7 = 0$
$2 x = 10$
$x = + 5$

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Catalytic Transfer Hydrogenation

Standard XII Chemistry

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