NEET Chemistry Redox Reactions Questions Solved


MnO2 + 4HCl MnCl2+2H2O+Cl2, the equivalent wt. of HCl will be (MMol wt of HCl)

1. M

2. M/2

3. 2M

4. M/4

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(3) 

 4 mole HCl looses - 2 moles e-s

  4 mole HCl looses - 2/4 moles e-s

Hence, n-factor of HCl = 1/2

Eq. wt. of HCl = M1/2= 2M

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