Question

Please tell the answers of them...

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Answer 1

Explanation:

1. Its false because in the metal reactivity series Zn is below Ca so ot cant replace it.

2. Its false because in the metal reactivity series Cu is below Fe so it cant replace it.

3. Its true because in metal reactivity series Mg is above Cu so it can replace it.

4. Its false because in the metal reactivity series Cu is below Zn so it cant replace it.

5 and 6 also can be done like this....

The metal reactivity series is....

K

Na

Ca

Mg

Al

Zn

Fe

Pb

[H] - nascent hydrogen

Cu

Hg

Ag

Pt

Au