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Chemistry
The order of reactivity of halogen acids for reaction with C2H5OH is
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Q. The order of reactivity of halogen acids for reaction with $C_2H_5OH$ is
MP PMT
MP PMT 1996
Alcohols Phenols and Ethers
A
HCl > HBr > HI
24%
B
HI > HBr > HCl
58%
C
HBr > HI > HCl
10%
D
HBr > HCl > HI.
8%
Solution:
The reactivity of HX depends upon the ease of dissociation of HX, i.e., bond dissociation energy of HX which increases as HI < HBr < HC1.