Kindly consider the following
 
Kindly consider the following
Option 1 -
Carbocation A is more stable and formed relatively at slow rate
Option 2 -
Carbocation B is more stable and formed relatively at faster rate
Option 3 -
Carbocation B is more stable and formed relatively at slow rate
Option 4 -
Carbocation A is more stable and formed relatively at faster rate
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1 Answer
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Correct Option - 1
 
 
 Detailed Solution:The addition of HBr to H? C−CH? −CH=CH? proceeds via carbocation formation. Formation of a 1° Carbocation (A): H? C−CH? Formation of a 2° Carbocation (B): H? C−CH? −C? H−CH? The 2° carbocation (B) is more stable than the 1° carbocation (A). Therefore, the activation energy (Ea) for the formation of B is lower, and B is formed faster. 
Similar Questions for you
H2S has minimum boiling point.
PbS + 4H2O2->PbSO4 + 4H2O.
Volume strength of H2O2 = Molarity * 11.2
HF molecules are associated with strong intermolecular hydrogen bonding hence its boiling point is the highest
Compound Melting Point (K)
HF 190
HCl 159
HBr 185
HI
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