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Chemistry

Chemistry
Natural rubber is the polymer of :

Butadiene
Ethylene
Styrene
Isoprene

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

Decrease
May increase or decrease
Remain the same
Increase

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Chemistry
Combustion of a candle is a/an

Exothermic reaction
Endothermic reaction
Photochemical reaction
Physical change

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Chemistry
Who modified Bohr's theory by introducing elliptical orbits for electron path

Hund
Rutherford
Thomson
Sommerfeld

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Chemistry
The most volatile of the given liquids is

Liquid NH3
Liquid He
Ether
Liquid

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Chemistry
Which of the following substance's smell is similar to Ethanoic acid?

Kerosene
Lemon
Tomato juice
Vinegar

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MORE MCQ ON Chemistry

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