Answers

2014-09-10T22:37:56+05:30
Magnesium displaces copper from its salt solution .because magnesium is highly reactive than copper.

1 5 1
magnesium+coppersulphate--- magnesiumsulphate+copper
yes ,its correct, mg + cuso4 --- mgso4+cu.
2014-09-10T22:41:13+05:30
The solution of blue copper sulphate will changed to colourless as magnesium is highly reactive than copper
1 5 1