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Chemistry

Chemistry
Which of the following is not a donor atom?

Phosphorus
Antimony
Arsenic
Aluminium

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Chemistry
Which of the following has no unit

Ionization energy
Excitation potential
Electronegativity
Electron affinity

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Chemistry
Which one of the following gases has the highest calorific value?

Natural gas
Indane gas
Water gas
Coal gas

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Chemistry
Highest percentage of carbon is found in which form of coal?

Bituminous
Lignite
Anthracite
Peat

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Chemistry
The pair of compounds used as anaesthetic in medicines :

Nitrous oxide, Chloroform
Nitrogen dioxide, ether
Ether, Ammonia
Chloroform, Nitrogen dioxide

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Chemistry
Curd is sour due to presenceof

Tartaric acid
Oxalic acid
Lactic acid
Acetic acid

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MORE MCQ ON Chemistry

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