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Chemistry

Chemistry
Element 106 was discovered by

Lawrence
Kurchatove
Rutherford
Seaborg

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Chemistry
In addition to hydrogen, the other abundant element present on Sun’s surface is

Oxygen
Argon
Helium
Neon

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Chemistry
Which of the following is used for refrigeration?

Freon
Sulphur dioxide
Chlorine
Phosphine

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Chemistry
Iodine value is used to estimate

Carboxylic groups in oil
Hydroxyl groups in oil
Alkali content in oil
Unsaturation in oil

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Chemistry
The acid present in red ants is

Caproic acid
Butyric acid
Formic acid
Acetic acid

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Chemistry
L.P.G. is mostly liquefied

Butane
Methane
Hydrogen
Oxygen

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