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Chemistry

Chemistry
Brine refers to :

Sweet water
Starch water
Salt water
Pure water

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Chemistry
When a bond is formed between two atoms, the energy of the system will

Increase
Decrease
May increase or decrease
Remain the same

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Chemistry
Which of the following is a secondary pollutant ?

SO2
PAN
NO
CO

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Chemistry
German silver used for making utensils is an alloy of

Copper, zinc, aluminium
Copper, zinc, nickel
Copper, silver, nickel
Copper, nickel, aluminium

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Chemistry
Preparation of ‘Dalda or Vanaspati’ ghee from vegetable oil utilizes the following process :

Oxidation
Hydrogenation
Hydrolysis
Ozonolysis

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Chemistry
Milk is a

Element
None of these
Metal
Mixture

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MORE MCQ ON Chemistry

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