2. Questions Bank
  3. NEET
  4. Chemistry
  5. The d-and f-Block Elements / d तथा f ब्लॉक के तत्व

NEET Chemistry The d-and f-Block Elements / d तथा f ब्लॉक के तत्व Question Bank Self Evaluation Test - The d-and f-Block Elements

  • question_answer
    In an alkaline condition \[KMn{{O}_{4}}\] reacts as follows: \[2KMn{{O}_{4}}+2KOH\to 2{{K}_{2}}Mn{{O}_{4}}+{{H}_{2}}O+O\] Its equivalent weight is

    A) 31.6                 

    B) 52.7  

    C) 49                    

    D) 158

    Correct Answer: D

    Solution :

    [d] Change in O.S. is by 1. Hence eq. wt. is \[\frac{158}{1}=158.\]


You need to login to perform this action.
You will be redirected in 3 sec spinner