AIIMS2013Chemistry-Coordination Compounds
AIIMS 2013 Chemistry Precipitation Reactions Assertion Reason Question
Type: Assertion Reason-assertion-Medium-Class 12
Assertion : In a mixture of CdCl₂ and CuCl₂, Cd²⁺ gets precipitated in presence of KCN by H₂S. Reason : The stability constant of [Cu(CN)₄]²⁻ is greater than [Cd(CN)₄]²⁻.
A
If both assertion and reason are true and reason is the correct explanation of assertion.
B
If both assertion and reason are true but reason is not the correct explanation of assertion.
C
If assertion is true but reason is false.
D
If both assertion and reason are false.
Correct Answer
Option A
Detailed Explanation
Cd^2+ + 2CN^- -> Cd(CN)_2
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