NEET2019Chemistry-Coordination Compounds
NEET 2019 Chemistry Stability of complexes MCQ Question
Type: MCQ-conceptual-Hard-Class 12
Which of the following species is NOT stable?
A
[GeCl₆]²⁻
B
[Sn(OH)₆]²⁻
C
[SiCl₆]²⁻
D
[SiF₆]²⁻
Correct Answer
Option C
Detailed Explanation
[SiCl₆]²⁻ is not stable due to the large size mismatch between Si and Cl, leading to instability in the complex.
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