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Question
Assertion (A): Copper sulfate conducts electricity in the molten state but not in the solid state.
Reason (R): Copper and sulfate ions are fixed in the lattice in molten state, while in solid state they can move freely.
Choose the correct option:
Options
Both A and R are true, and R is the correct explanation of A.
Both A and R are true, but R is not the correct explanation of A.
A is true, but R is false.
A is false, but R is true.
MCQ
Assertion and Reasoning
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Solution
A is true, but R is false.
Explanation:
Assertion A is true: copper sulfate conducts electricity in the molten state because ions are free to move. Reason R is false: in the solid state the ions are fixed in the lattice and cannot move freely; in the molten state they can move freely.
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