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Physics · 2023 · 1 mark
Semiconductor Electronics: Materials, Devices and Simple CircuitsClassification of Metals, Conductors and Semiconductors1 markUnderstandassertion reason
CBSE 2023 · Region 5 · Set 2 · Q16
Assertion (A): In insulators, the forbidden gap is very large. Reason (R): The valence electrons in an atom of an insulator are very tightly bound to…
Assertion (A) : In insulators, the forbidden gap is very large.
Reason (R) : The valence electrons in an atom of an insulator are very tightly bound to the nucleus.
Official answer
(A)
Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of the Assertion (A).
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CBSE Class 12 Physics past-paper question from the 2023 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.