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Chemistry

Chemistry
White phosphorus is always kept under

Ether
Kerosene
Benzene
Water

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Chemistry
Silica gel is a

Delicious food
Moisturizer
Drying agent
Flavouring agent

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Chemistry
Air is said to be saturated when :

Its pressure is minimum
It blows over the barren land
It contains maximum content of water vapour
Its thickness is maximum

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Chemistry
Which of the toxic heavy metals is found in modern tannery industries ?

Zinc
Chromium
Nickel
Lead

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Chemistry
Methanoic and ethanoic acids can be distinguished by the action of

NaHCO3
SOCl2
Tollen's reagent
NaOH

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Chemistry
Natural rubber is a polymer of

Propene
Isoprene
Vinyl acetate
Styrene

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