Question

An unknown metal X when placed in copper sulphate solution gives a red

brown precipitate and when placed in magnesium sulphate solution, gives no

reaction. Metal X could be
a. Sodium b. Potassium c. Calcium d. Iron​

Answer 1

Explanation:

iron is the answer

hope it helps you and drop a thanks and mark me brainliest and do follow

Answer 2

Answer:

I am not sure , it is Iron or Potassium

Iron I think.

Pls mark me as brainlist