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Chemistry

Chemistry
Which one is the most reactive gaseous element

Flourine
Iodine
Bromine
Chlorine

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Chemistry
Brass is a

Element
Heterogeneous mixture
Compound
Homogeneous mixture

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Chemistry
Which one of the following is a major green house gas?

Carbon monoxide
Carbon dioxide
Freon
Chloro fluorocarbon

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Chemistry
Nitrogen forms a variety of compounds in all oxidation states ranging from

–3 to + 4
–3 to + 3
–3 to + 6
–3 to + 5

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Chemistry
Which one of the following is known as the 'brown coal'?

Anthracite
Lignite
Coke
Bituminous

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Chemistry
German silver used for making utensils is an alloy of

Copper, zinc, nickel
Copper, nickel, aluminium
Copper, zinc, aluminium
Copper, silver, nickel

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MORE MCQ ON Chemistry

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