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Chemistry

Chemistry
Which one out of the following helps in burning ?

Carbon dioxide
Carbon monoxide
Nitrogen
Oxygen

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Chemistry
Which of the following is used as non-stick coating for cooking utensils?

Polystyrene
Styrofoam
Teflon
Perspex

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Chemistry
Which of the following elements is not present in stainless steel?

Tungsten
Iron
Nickel
Chromium

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Chemistry
The metal that is used as a catalyst in the hydrogenation of oils is

Cu
Pt
Ni
Pb

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Chemistry
Brine refers to :

Pure water
Sweet water
Starch water
Salt water

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Chemistry
The gas that usually causes explosions in coal mines is

Hydrogen
Methane
Air
Carbon monoxide

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MORE MCQ ON Chemistry

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