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Aqua Regia and Its Uses

Give balanced...

Question

Give balanced equation for each of the following:
Reduction of hot Copper (II) oxide to copper using ammonia gas:

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Solution

$3 C u O + 2 N H_{3} \to 3 C u + 3 H_{2} O + N_{2 (g)}$
Here ammonia acts as a reducing agent. It reduces copper oxide to copper metal.

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Aqua Regia and Its Uses

Standard IX Chemistry

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