The valency of oxygen in $N a_{2} O_{2}$ is :

+ 1

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+ 2

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- 2

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- 1

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Solution

The correct option is C $- 1$
In the given compound,

${N a}_{2} O_{2}$
$2 + 2 x = 0$
$2 x = - 2$
$x = - 1$

So, the correct option is $D$

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The valency of oxygen in Na2O2 is :

The correct option is C −1In the given compound,Na2O2 2+2x=02x=−2x=−1So, the correct option is D

The valency of oxygen in $N a_{2} O_{2}$ is :

The correct option is C $- 1$
In the given compound,

${N a}_{2} O_{2}$
$2 + 2 x = 0$
$2 x = - 2$
$x = - 1$

So, the correct option is $D$