Posts

V. Cryoscopic constant depends on

on
0

iv. Ebullioscopic constant is the boiling point elevation when the concentration of solution is

on
0

iii. In calculating osmotic pressure the concentration of solute is expressed in

on
0

ii. The colligative property of a solution is

on
0

i. The vapour pressure of a solution containing 2 moles of a solute in 2 moles of water (vapour pressure of pure water = 24 mm Hg) is

on
0

Explain the osmotic pressure of a solution with the help of a thistle tube.

on
0

what is osmosis

on
0

Semipermeable membrane

on
0

Vapour pressure lowering

on
0

what is the colligative properties and this types

on
0

viii. Pb has fee structure with edge length of unit cell 495 pm. Radius of Pb atom is

on
0

vii. A compound forms hep structure. Number of octahedral and tetrhedral voids in 0.5 mole of substance is respectively.

on
0

vi. Which of the following is not correct?

on
0

V. The coordination number of atoms in bec crystal lattice isa. 2 b. 4 c. 6 d. 8

on
0

iv. In crystal lattice formed by bcc unit cell the void volume isa. 68%b. 32%c. 74%d. 26%

on
0

iii. In Frenkel defect?

on
0

ii. Which of the follwong is n-type semiconductor?a. Pure Sib. Si doped with Asc. Si doped with Gad. Ge doped with In

on
0

i. Molecular solids are a.crystalline solidsb. amorphous solidsc. ionic solidsd. metallic solids

on
0

Unit Cell:

on
0

When gold crystallizes, it forms face-centred cubic cells. The unit cell edge length is 408 pm. Calculate the density of gold. Molar mass of gold is 197 g/mol.

on
0

Metallic crystals

on
0

Molecular crystals

on
0

Covalent network crystals

on
0

Ionic crystals

on
0

Polymorphism

on
0

Isomorphism || what is isomorphism ?

on
0

Amorphous solids

on
0

Crystalline solids | What is crystalline vs amorphous | What is crystalline and examples

on
0