States of Matter-Solid State [NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Chemistry]: Questions 14 - 19 of 119

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Question 14

Question MCQ▾

A compound formed by elements A and B crystallizes in cubic structure where A atoms are the corners of a cube and B atoms are at face centered. What is the formula of the compound?

Choices

Choice (4)Response

a.

AB3

b.

AB

c.

A2B

d.

Question does not provide sufficient data or is vague

Edit

Question 15

Question MCQ▾

Which one of the following is not the property of crystalline solid?

Choices

Choice (4)Response

a.

Definite geometry

b.

Sharp melting point

c.

High intermolecular point

d.

Isotropic

Edit

Question 16

Question MCQ▾

If ammonium chloride crystallizes in as body centered lattice with a unit distance of 387 pm, then what is the distance between oppositely charged ions in the lattice?

Choices

Choice (4)Response

a.

375.5 pm

b.

335.15pm

c.

321 pm

d.

387pm

Edit

Question 17

Question MCQ▾

The geometrical form consisting only of a regular array of points in space is called?

Choices

Choice (4)Response

a.

Lattice

b.

Cube

c.

Unit cell

d.

Crystal

Edit

Question 18

Question MCQ▾

If the distance between sodium ions and chloride ions in NaCl crystal is 265 pm, then edge length of the unit cell will be?

Choices

Choice (4)Response

a.

530 pm

b.

132.5 pm

c.

265 pm

d.

765 pm

Edit

Question 19

Question MCQ▾

The dissolution of ionic crystal in a polar solvent depends on?

Choices

Choice (4)Response

a.

Temperature

b.

Dielectric constant

c.

Hydration energies

d.

None of the above

Edit