STANDARDChemistry-Coordination Compounds
STANDARD Chemistry Stability of Complexes MCQ Question
Type: MCQ-conceptual-Medium-Class 12
Which of the following ions does not exist?
A
[CuI₄]²⁻
B
VO₄³⁻
C
WO₄²⁻
D
CrO₄²⁻
Correct Answer
Option A
Detailed Explanation
[CuI₄]²⁻ does not exist because I⁻ being a stronger reducing agent reduces Cu²⁺ to Cu⁺.
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