Question

which of the following solution can be replaced in iron container
A) CuSO4
B) AlCl3
C) PbSO4
D)AgNO3

Answer 1

According to reactivity series

1. CU is not able to displace Iron( Fe)
2. Al is able to displace Iron(Fe)
3. Pb is not able to dispace Iron(Fe)
4. Ag also not able to displace Iron (Fe)

And by reactivity series this will be follows as

Al>Pb>Cu>Ag.

Option B) is correct.

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Answer 2

Answer:

Your correct answer is :- 【B】

Explanation:

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