Chemistry·MCQ Practice

Imperfections in Solids — MCQ Practice

NEET UG

Version 1Updated 22 Mar 2026

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Test your knowledge. Click “Solve” to reveal options, select your answer, then check the result. 6 questions available.

Q1easy

Which of the following defects leads to a decrease in the density of the crystal?

Q2medium

Which of the following compounds exhibits both Frenkel and Schottky defects?

Q3easy

When NaCl crystal is heated in sodium vapor, it acquires a yellow color. This is due to the formation of:

Q4easy

Silicon doped with phosphorus is an example of a/an:

Q5medium

Which of the following statements is INCORRECT regarding metal deficiency defects?

Q6medium

In an ionic solid, if $SrCl_2$ is added as an impurity to NaCl, what type of defect is introduced and what is its consequence?