Question

8. From the metals : copper, iron, magnesium, sodium
zinc, select a different metal in each case which
(a) does not react with dilute hydrochloric acid
(b) can form 2 + and 3 + ions,
(c) arrange the above metals in the decreasing
reactivity.​

Answer 1

Answer:

a) copper

b) iron

c) sodium>magnesium>zinc > iron > copper

Explanation:

Answer 2

Explanation:

A-copper

B-Iron

C-Sodium>magnesium>zinc>iron>copper