Question

take a copper vessel and few iron nail keep them in open for a week observe the changes and account for the changes observed by you​

Answer 1

Answer:

Chemical reaction of iron nail with copper sulphate solution in water. THEORY ... Infer from your observations about the changes in colours of copper sulphate ... in it? •. How would you devise the procedure to show that Mg > Fe > Cu in ... Keep the watch glass in open atmosphere for some time and allow it to cool.