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Chemistry

Chemistry
Total number of naturally occurring elements

98
62
92
110

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Chemistry
Milk tastes sour when kept in the open for sometime due to the formation of

Carbonic acid
Citric acid
Acetic acid
Lactic acid

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Chemistry
Which of the following is a monoatomic gas?

Fluorine
Neon
Nitrogen
Oxygen

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Chemistry
The polymer used in making plastic crockery is

Nylon
Bakelite
Melamine
Decron

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Chemistry
The length of double bond is _______ than single bond

Longer
Of same lenght
Shorter
None of these

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Chemistry
The weight of 6.023 × 1022 atoms of carbon is

1.2 gms
120 gms
0.12 gms
12 gms

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MORE MCQ ON Chemistry

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