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Chemistry

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

Duralumin
Magnalium
Alnico
Stainless steel

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Chemistry
Helium gas is used in gas balloons instead of hydrogen gas because it is

Non-combustible
More stable
More abundant than hydrogen
Lighter than hydrogen

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Chemistry
Rectified spirit is :

Tincture iodine
Methylated spirit
95% ethyl alcohol
100% ethyl alcohol

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Chemistry
Hardness of the water is commonly measured in terms of

Magnesium sulphate equivalents
Magnesium carbonate equivalents
Calcium sulphate equivalents
Calcium carbonate equivalents

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Chemistry
Sodium is produced by the electrolysis of

Molten sodium chloride
Molten sodium carbonate
Aqueous brine solution
Its cyanide complex

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Chemistry
The example of oligosaccharide is

Ribose
Sucrose
Cellulose
Glucose

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MORE MCQ ON Chemistry

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