SATHEE: PYQ NEET- Redox Reactions L-1

Question: On balancing the given redox reaction,

${aCr}_{2} O_{7}^{2 -} + {bSO}_{3}^{2 -} (aq) + {cH}^{+} (aq) \to 2 {aCr}^{3 +} (aq) + {bSO}_{4}^{2 -} (aq) + \frac{c}{2} H_{2} O (ℓ)$ the coefficients a, b and c are found to be, respectively -

A) $3, 8, 1$

B) $1, 8, 3$

C) $8, 1, 3$

D) $1, 3, 8$

Answer: $1, 3, 8$

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Question: On balancing the given redox reaction,

Answer: 1,3,8

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Answer: $1, 3, 8$