Quiz # 8

#1 Production of chlorofluorocarbons (CFC) gas which is proposed to be banned in India, is used in which of the following domestic products?

Television

Refrigerator

Tube light

Cooking gas

#2 Balloons are filled with

nitrogen

helium

oxygen

argon

A gas balloon is a balloon that flies in the air because it is filled with a gas less dense than air or lighter than air (such as helium or hydrogen).

#3 Which of the following does not contain a coinage metal?

Silver and Gold

Zinc and Gold

Copper and Silver

Copper and Gold

#4 Water is a good solvent of ionic salts because

it has a high specific heat

it has no colour

it has a high dipole moment

it has a high boiling point

#5 Which of the following is not an isotope of hydrogen?

Tritium

Deuterium

Protium

Yttrium

Results

#1 Production of chlorofluorocarbons (CFC) gas which is proposed to be banned in India, is used in which of the following domestic products?

#2 Balloons are filled with

#3 Which of the following does not contain a coinage metal?

#4 Water is a good solvent of ionic salts because

#5 Which of the following is not an isotope of hydrogen?

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