Question

Dry hydrogen is passed over a heated oxide of metal X, using the apparatus shown below. A reddish-brown residue is obtained. The reddish-brown residue could be. (a) copper (c) silver (b) lead (d) zinc​

Answer 1

Answer:

zinc option (D)

Explanation:

i hope this answer is helpful if not sorry

Answer 2

The correct option is "d"

When dry hydrogen is passed over heated oxide of metal X using the apparatus shown below a reddish brown residue is obtained .the reddish brown residue could be ziinc

The reddish brown residue is Zinc.