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Chemistry Mcqs

A malleable solid is one which can be_________________?

August 30, 2021March 17, 2019 by admin
A malleable solid is one which can be_________________?

A. Converted into wires
B. Converted into thin sheets
C. Melted easily
D. All of the above

Categories Chemistry Mcqs, Liquids and Solids

Crystallites are present in_________________?

August 30, 2021March 17, 2019 by admin
Crystallites are present in_________________?

A. crystalline solids
B. amorphous solids
C. liquid crystals
D. all of the above

Categories Chemistry Mcqs, Liquids and Solids

Molar heat of vaporization of water is_________________?

August 30, 2021March 17, 2019 by admin
Molar heat of vaporization of water is_________________?

A. 40.7 KJ/mole
B. 40.7 J/mole
C. 40.7 cal/mole
D. 40.7 Kcal/mole

Categories Chemistry Mcqs, Liquids and Solids

Liquid gets the shape of the container when it is poured into it. Which one of the following reasons justifies it ?

August 30, 2021March 17, 2019 by admin
Liquid gets the shape of the container when it is poured into it. Which one of the following reasons justifies it ?

A. Liquid do not have definite shape
B. Liquid do not have definite volume
C. Lieuid is highly compressible
D. Liquid molecules can slide over each other

Categories Chemistry Mcqs, Liquids and Solids

The number of formula units in 29.25g of common salt_________________?

August 30, 2021March 17, 2019 by admin
The number of formula units in 29.25g of common salt_________________?

A. 6.022 x 1023
B. 3.01 x 1023
C. 2 x NA
D. 4 x 6.022 x 1023

Categories Chemistry Mcqs, Liquids and Solids

Rising of a wetting liquid in a capillary tube is due to__________________?

August 30, 2021March 17, 2019 by admin
Rising of a wetting liquid in a capillary tube is due to__________________?

A. Surface tension
B. Cohesive forces
C. Adhesive forces
D. viscosity

Categories Chemistry Mcqs, Liquids and Solids

The boiling point increases down the zero group element due to_________________?

August 30, 2021March 17, 2019 by admin
The boiling point increases down the zero group element due to_________________?

A. Ion dipole forces
B. London forces
C. Hydrogen bonding
D. Dipole dipole forces

Categories Chemistry Mcqs, Liquids and Solids

When water freezes at 0°C its density decreases due to_______________?

August 30, 2021March 17, 2019 by admin
When water freezes at 0°C its density decreases due to_______________?

A. Change of bond angles
B. Cubic structure of ice
C. Empty space present in the structure of ice
D. Change of bond length

Categories Chemistry Mcqs, Liquids and Solids

The conversion of vapours back into their liquid state is called__________________?

August 30, 2021March 17, 2019 by admin
The conversion of vapours back into their liquid state is called__________________?

A. crystallization
B. evaporization
C. vaporization
D. condensation

Categories Chemistry Mcqs, Liquids and Solids

Steam causes more sever burn than the boiling water because it possesses _________________?

August 30, 2021March 17, 2019 by admin
Steam causes more sever burn than the boiling water because it possesses _________________?

A. Latent heat of fusion
B. Latent heat of vaporization
C. Latent heat of sublimation
D. All of the above

Categories Chemistry Mcqs, Liquids and Solids
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