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Chemistry

Chemistry
What is the element required for solar energy conversion ?

Beryllium
Tantalum
Ultra pure carbon
Silicon

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Chemistry
Denatured spirit is ethanol mixed with

Petrol
Kerosene
Pyridine
Water

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Chemistry
Setting of plaster of paris involves

Reduction process
Dehydration process
Hydration to form other hydrates
Oxidation process

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Chemistry
Methanoic and ethanoic acids can be distinguished by the action of

NaHCO3
NaOH
Tollen's reagent
SOCl2

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Chemistry
Tear gas used by the police to disperse the mob contains

Hydrogen sulphide
Ammonia
Carbon dioxide
Chlorine

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Chemistry
Which among the following elements is found in maximum percentage in the human body ?

Nitrozen
Hydrogen
Oxyzen
Carbon

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MORE MCQ ON Chemistry

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