Question

what happened when iron nail placed in a copper sulphate solution ​

Answer 1

When iron nail is dipped in Copper sulphate, it takes reaction between them and Copper sulphate changes its color from blue to light green. ... This could replace copper from CuSO4, and blue color and FeSO4 is in light green color. It will change its colors due to copper iron nails functions.

Answer 2

Answer:

when iron nail is placed in a copper sulphate solution,iron displace copper from copper sulphate solution forming iron sulphate ..

Fe(s)+CuSO4(aq)–-------FeSO4(aa)+Cu(s)