Question

24. The following observations were made by a student on treating four metals P, Q, R and S with
the given salt solutions:
[2]
Sample
MgSO4(aq)
Zn(NO3)2(aq)
CaSO4(aq)
Na SO4(aq)
р
No reaction
Reaction occurs
Reaction occurs
No reaction
O
Reaction occurs
Reaction occurs
Reaction occurs
Reaction occurs
R
No reaction
Reaction occurs
No reaction
No reaction
S
No reaction
No reaction
No reaction
No reaction​

Answer 1

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