Observe the following reaction- 2NO2 g - 2OH- aq - N O 3- aq - H2O l -N O 2- In this reaction -

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Oxidising Reagent and Reducing Reagent

Observe the f...

Question

Observe the following reaction.

$2 N O_{2} (g) + 2 O H^{-} (a q) \to N O_{3}^{-} (a q) + H_{2} O (l) + N O_{2}^{-}$

In this reaction :

O H^{-}

is oxidized to

H_{2} O

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O H^{-}

is reduced to

H_{2} O

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N O_{2} (g)

is reduced to

N O_{2}^{-}

(aq) and oxidized to

N O_{3}^{-} (a q)

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N O_{2} (g)

is reduced to

N O_{3} (a q)

and oxidized to

{N O_{2}}^{-} (a q)

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Oxidant and Reductanct in the following reactions are respectively

$10 H^{+} (a q) + 4 Z n (s) + N O_{3}^{-} (a q) \to 4 Z n^{2 +} (a q) + N H_{4}^{+} (a q) + 3 H_{2} O (l)$

The standard reduction potential for the half cell:

$N O {_{3}}^{-} (a q .) + 2 H^{+} (a q .) + e^{-} \to N O_{2} (g) + H_{2} O$ is 0.78 V.

Calculate the reduction potential in $8 M H^{+}$ .

N O_{3}^{-} (a q) + 2 H^{+} (a q) + e^{-} ⟶ N O_{2} (g) + H_{2} O

0.78

8 M H^{+}

1 M N O_{3}^{-}

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C u (s) + N O_{3}^{-} (a q) + H^{+} (a q) \to C u^{2 +} (a q) + N O_{2} (g) + H_{2} O (l)

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