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`MnSO_(4)` का तुल्यांकी भार उसके अणुभार का आधा होगा जब यह परिवर्तित होगा
A. `Mn_(2)O_(3)` में
B. `MnO_(4)^(-)` में
C. `MnO_(2)` में
D. `MnO_(4)^(2-)` में

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Correct Answer - C
`MnSO_(4)` में `Mn` की ऑक्सीकरण संख्या `=+2`
`MnO_(2)` में `Mn` की ऑक्सीकरण संख्या `=+4`
ऑक्सीकरण संख्या में परिवर्तन `=2`
अतः `MnSO_(4)` का तुल्यांकी भार `=(M)/(2)`
जहाँ `M=MnSO_(4)` का अणुभार है ।

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