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Chemistry

Chemistry
Which one element has the highest electronegativity value

Fluorine
Chlorine
Nitrogen
Lithium

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Chemistry
Formation of ozone hole is maximum over

India
Europe
Africa
Antarctica

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Chemistry
Which of the following elements is non-radioactive ?

Uranium
Plutonium
Zirconium
Thorium

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Chemistry
Liquid Nitrogen boils at

77 kelvin
82 Kelvin
97 Kelvin
54 kelvin

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Chemistry
The most commonly used bleaching agent is

alcohol
chlorine
sodium chlorine
carbon dioxide

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Chemistry
Commercial Vaseline is derived from

Petroleum
Coal tar
Wool wax
Plant gums

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MORE MCQ ON Chemistry

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