C + BSO4 = CSO4 + B
A + BSO4 = No reaction
CSO4 + A = No reaction
The correct order of decreasing reactivity of A, B and C is
(1) A > B > C
(2) C > B > A
(3) C > A > B
(4) B > A > C
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8
option (2) is right...
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1
option 2 & are most reactive because c displace b
and b doesn't displace any one but b is the first element than tha A
and b doesn't displace any one but b is the first element than tha A
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