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Chemistry

Chemistry
Which of the following alloy is used in making magnet ?

Magnalium
Alnico
Stainless steel
Duralumin

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Chemistry
The most volatile of the given liquids is

Ether
Liquid NH3
Liquid He
Liquid

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Chemistry
J.J. Thomson’s proposed model of atom is generally called ________ model.

Cream and cake
Plum and pudding
Plum and cake
Cream and pudding

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Chemistry
How many neutrons are there in 92U238 atom ?

92
330
146
238

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Chemistry
Ethanol containing 5% water is known as

Denatured spirit
Rectified spirit
Methylated alcohol
Power alcohol

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Chemistry
Higher concentration of nitrogen dioxide in atmosphere air causes

Corrosion
Cancer
Asphyxiation
Bronchitis

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MORE MCQ ON Chemistry

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