Home Chemistry Electrochemistry General The conductivity of a metal decreases with i…
Chemistry Electrochemistry General Single Correct MCQ
Published on: August 13, 2026

The conductivity of a metal decreases with increase in temperature because

A
the kinetic energy of the electrons increases
B
the movement of electrons becomes haphazard
C
the ions start vibrating
D
the metal becomes hot and starts emiting radiation

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The correct answer is:
B

In metals by increases of temperature conductivity decreases and resistance increases as movement of electrons becomes haphazard.

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