AIIMS2013Chemistry-Redox Reactions
AIIMS 2013 Chemistry Reduction of Dichromate MCQ Question
Type: MCQ-conceptual-Medium-Class 11
K₂Cr₂O₇ in acidic medium converts into
A
Cr²⁺
B
Cr³⁺
C
Cr⁶⁺
D
Cr⁵⁺
Correct Answer
Option B
Detailed Explanation
Cr2O7^2- + 14H+ + 6e- -> 2Cr3+ + 7H2O.
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