3rd Nov Solid State Quiz 6 – Punjab Meritorious School Preparation Portal

Welcome to your 3rd Nov Solid State Quiz 6 CBT TEST

Fill the Details mentioned below and Attempt the Test.

Name

School Name with City

Phone Number

Potassium has a bcc structure with nearest neighbour distance 4.52 Å. Its atomic weight is 39. Its density (in kg m^–3) will be

454

804

852

910

Schottky defect generally appears in:

NaCl

KCl

CsCl

all of these

The number of atoms in 100 g of an fcc crystal with density, d = 10 g/cm³ and cell edge equal to 100 pm, is equal to

CsBr has bcc structure with edge length 4.3. The shortest interionic distance in between Cs⁺ and Br^– is

3.72

1.86

7.44

4.3

Potassium fluoride has NaCl type structure. What is the distance between K⁺ and F^– ions if cell edge is ‘a’ cm.

2a cm

a/2 cm

4a cm

a/4 cm

A solid AB crystallises as NaCl structure and the radius of the cation is 0.100nm. The maximum radius of the anion can be:

0.137 nm

0.241 nm

0.274 nm

0.482 nm

Edge length of a cube is 400 pm. Its body diagonal would be

500 pm

566 pm

600 pm

693 pm

The edge length of unit cell of a metal having molecular weight 75 g/mol is 5Å which crystallizes in cubic lattice. If the density is 2g/cc then find the radius of metal atom. (N_A = 6 × 10²³). Give the answer in pm.

217 pm

210 pm

220 pm

205 pm

When molten zinc is converted into solid state, it acquires hcp structure. The number of nearest neighbours of Zn will be

Equal number of atoms or ion missing from normal lattice point creating a vacancy due to

Frenkel defect

Mass defect

Schottky defect

Interstitial defect

Please fill in the comment box below.

Time is Up!

Time's up