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Chemistry

Chemistry
In a Carbonyl group a carbon atom makes double bond with

None of these
Carbon
Hydrogen
Oxygen

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Chemistry
Which one among the following is not a mixture?

Graphite
Steel
Brass
Glass

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Chemistry
Helium gas is used in gas balloons instead of hydrogen gas because it is

Lighter than hydrogen
More stable
More abundant than hydrogen
Non-combustible

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Chemistry
The number of moles of solute present in 1 kg of a solvent is called its

normality
molarity
formality
molality

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Chemistry
Which one is the naturally occuring heaviest element

Thorium
Uranium
Mercury
Protactinium

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Chemistry
Which of the following is used to remove ink and rust stains on cloth?

Oxalic acid
Ether
Kerosene oil
Alcohol

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MORE MCQ ON Chemistry

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