Question

ANSWER THE FOLLOWING​

Answer 1

Explanation:

metal B is more reactive

Metal A(Na) +. 2HCl----->. NaCl + H2

Answer 2

Answer:

1) metal A:- 2,8,1

metal B:- 2,8,8,2

2) metal A which is Sodium

3) Na + HCl ----> NaCl + H2