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Thursday, June 6, 2019
निम्न में कौन सी अभिक्रियाओं के युग्म हमेशा साथ-साथ होते हैं ?
(A) संयोजन और विघटन
(B) अवक्षेपण और विस्थापन
(C) उदासीनीकरण और विस्थापन
(D) ऑक्सीकरण और अवकरण
Ans (C)
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