At absolute zero Si acts as ........

General Science (Easy) Physics

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At absolute zero, Si acts as

non-metal

metal

insulator

None of these

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Explanation:

insulator

Therefore Silicon (Si) behaves as an insulator at absolute zero. Due to the insufficient energy in the electrons of silicon and absolute zero it cannot overcome the band gap of 3 eV to jump from the valence band to the conduction band and thus act as an insulator.

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