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In the diagram above, the gas produced is?
...

In the diagram above, the gas produced is?

In the diagram above, the gas produced is?

A.

NO

B.

NO₂

C.

N₂O

D.

N₂O₄

View answer & explanation

Correct answer is B

In this laboratory preparation, 50% trioxonitrate (V) acid is reacted with copper turnings to liberate nitrogen (II) oxide ( NO ) that is collected by downward delivery.

Cu+\(4HNO_3 →Cu(NO_3)_2+2NO_2+2H_2O\)

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