Question

Ans.
3.
Which of the following are refined by eletrolysis

i) Zn ii) Cu iii) Al iy) Na
a) (i) and (ii) b) (i), (iii) and (iv) c) (i), (i) and (iv)
d) (i), (i) and (iii)​

Answer 1

Explanation:

b -Na ,Zn ,Al. ..............

Answer 2

Answer:

d. i ii iii are refined by eletrolysis