Question

2
The following observations were made by a student on treating four metals
P. Q, R and S with the given salt solutions
Sample MgSO4(aq)
Zn(NOx)2(aq) Caso (aq)
Na2SO4(aq)
P
No reaction
Reaction
Reaction
No reaction
occurs
occurs
O
Reaction
Reaction
Reaction
Reaction
occurs
CUCUN
Occurs
occurs
R
No Reaction
No Reaction
No Reaction
Reaction
Occurs
S
No Reaction
No Reaction
No Reaction
No Reaction
Based on the above observations:
(a) Arrange the given samples in the increasing order of reactivity
(b) Write the chemical formulae of products formed when Q reacts with
CuSO: solution​

Answer 1

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