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Chemistry

Chemistry
The number of hydrogen bonds between guanine and cytosine in DNA is

2
3
4
1

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Chemistry
The strongest oxidizing agent among the following is:

Fluorine
Iodine
Oxygen
Chlorine

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Chemistry
Chemical composition of cement is

Limestone and Gypsum
Limestone and Clay
Limestone, Clay and Gypsum
Clay and Gypsum

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Chemistry
CNG used in automobiles to check pollution, mainly consists of

H2
CO2
N2
CH4

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Chemistry
The octane number of zero is assigned to

2-methyl octane
n-heptane
iso-octane
3-methyl octane

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Chemistry
A matured mammalian cell without nucleus is

Oocyte
Lymphocyte
Spermatozoan
Erythrocyte

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MORE MCQ ON Chemistry

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