AIPMT 2008 | Solid State Question 34 | Chemistry

This chapter is currently out of syllabus

AIPMT 2008

MCQ (Single Correct Answer)

-1

Out of Syllabus

Which of the following statements is not correct?

The number of carbon atoms in a unit cell of diamond is 4

The number of Bravais lattices in which a crystal can be categorized is 14

The fraction of the total volume occupied by the atoms in a primitive cell is 0.48.

Molecular solids are generally volatile.

AIPMT 2007

MCQ (Single Correct Answer)

-1

Out of Syllabus

The fraction of total volume occupied by the atoms present in a simple cube is

$${\pi \over {3\sqrt 2 }}$$

$${\pi \over {4\sqrt 2 }}$$

$${\pi \over 4}$$

$${\pi \over 6}$$

AIPMT 2007

MCQ (Single Correct Answer)

-1

Out of Syllabus

If NaCl is doped with 10^$$-$$4 mol% of SrCl₂, the concentration of cation vacancies will be (N_A = 6.02 $$ \times $$ 10²³ mol^$$-$$1)

6.02 $$ \times $$ 10¹⁶ mol^$$-$$1

6.02 $$ \times $$ 10¹⁷ mol^$$-$$1

6.02 $$ \times $$ 10¹⁴ mol^$$-$$1

6.02 $$ \times $$ 10¹⁵ mol^$$-$$1

AIPMT 2006

MCQ (Single Correct Answer)

-1

Out of Syllabus

The appearance of colour in solid alkali metal halides is generally due to

interstitial positions

F.-centres

Schottky defect

Frenkel defect

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