Physics-(general)

NEET Physics (general) Assertion Reason Question

Type: Assertion Reason-assertion-Medium-Class 12

Assertion (A): Doping silicon with a trivalent impurity results in a p-type semiconductor. | Reason (R): Trivalent atoms have three valence electrons which create holes in the silicon lattice.

A

Both A and R are true and R is the correct explanation of A.

B

Both A and R are true but R is not the correct explanation of A.

C

A is true but R is false.

D

A is false.

Correct Answer

Option A

Detailed Explanation

Doping silicon with trivalent atoms like Boron creates holes, leading to the formation of a p-type semiconductor as the trivalent atoms have three valence electrons.

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