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Chemistry 81

Chemistry 81

TRB Chemistry

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Quiz Questions And Answers

What is iodized table salt?

a heterogeneous mixture
a compound
a homogeneous mixture
an element

The molecular formula for oleum is

H₂S₂O7
H₂S
H₂SO3
H₂SO4

Which one of the following is called Fuel of Future?

Petrol
Hydrogen
L.P.G.
Oxygen

Saturated solution of NaCl on heating becomes

Supersaturated
None of these
Unsaturated
Remains saturated

Graphite and diamond are the two forms of ______ nature.

Sulphur
Phosphorous
Sodium
Carbon

Which one among the following is used as a moderator in nuclear reactors?

Ozone
Heavy hydrogen
Heavy water
Hydrogen peroxide

Which one is not metal?

Sulphur
Sugar
Nitrogen
All of these

Which one of the following is produced during the formation of photochemical smog?

Hydrocarbons
Nitrogen oxide
Ozone
Methane

Which of the following is used in aerated drinks?

Calcium carbonate
Sodium bicarbonate
Sodium carbonate
Potassium carbonate

Kerosene is a mixture of

Aliphatic hydrocarbons
Alicyclic hydrocarbons
Aromatic hydrocarbons
Saturated hydrocarbons
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