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Chemistry

Chemistry
Sulphur dioxide bleaches colouring matter by :

Reduction
Oxidation
Decomposition
Dehydration

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Chemistry
Which one element from below list is liquid at room temperature

Zinc
Lead
Bromine
Argon

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Chemistry
Cinnabar is an ore/mineral of

Manganese
Molybdenum
Lead
Mercury

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Chemistry
Sulphuric acid is

Tetrabasic
Dibasic
Tribasic
Monobasic

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Chemistry
A colloidal system in which a liquid is dispersed in a liquid is called

Emulsion
Precipitate
Gel
Sol

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Chemistry
Where does the oxygen that keeps us alive come from?

Water
Carbonates absorbed from soil
Oxides of minerals
Carbon dioxide

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MORE MCQ ON Chemistry

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