Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test Chemistry HydroCarbons Aromatic Hydrocarbon
The order of decreasing reactivity towards electrophilic substitution for the following compounds is:
1
(I) > (II) > (III) > (IV)
2
(III) > (IV) > (I) > (II)
3
(II) > (IV) > (III) > (I)
4
More than one of the above
5
None of the above