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Chemistry

Chemistry
Which of the following metals occurs in free state ?

Lead
Copper
Iron
Zinc

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Chemistry
Mercury is a :

Liquid non-metal
Liquid metal
Solid non-metal
Solid metal

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Chemistry
The ore which is found in abundance in India is

magnetite
fluorspar
monazite
bauxite

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Chemistry
Which of the following is the strongest base in aqueous solution ?

Ammonia
Ethylamine
Diethylamine
Triethylamine

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Chemistry
The compound to which H2 does not add is

Tetraphenyl ethylene
Biphenyl ethylene
Tetra –9 – phenanthrylethylene
Tetra – a –naphthylethylene

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Chemistry
Vinegar is an aqueous solution of

Hydrochloric acid
Acetic acid
Oxalic acid
Citric acid

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MORE MCQ ON Chemistry

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