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Question

For the balanced redox reaction:

2KMnO4+16HCl2KCl+2MnCl2+5Cl2+8H2O
Calculate the number of gram equivalents of HCl if 58.4 g of HCl is taken.


A
0.25
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B
0.5
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C
0.75
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D
1
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Solution

The correct option is C 1
As only 10 moles of Cl ions undergoes oxidation,
n - factor of HCl will be =1016=58
Equivalent weight of HCl =Molar Massn - factor

Equivalent weight of HCl =36.5(58)=8×36.55=58.4
Equivalents=Given weightEquivalent weightEquivalents=58.458.4=1

Chemistry

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