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Chemistry

Chemistry
The most electronegative element among the following is

fluorine
sodium
bromine
oxygen

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Chemistry
Galvanization of iron is carried out using

Chromium
Zinc
Tin
Copper

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Chemistry
The example of oligosaccharide is

Cellulose
Glucose
Sucrose
Ribose

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Chemistry
An electrochemical cell which is used as a source of direct electrical current at constant voltage under standard conditions is called a :

Generator
Battery
Power transmittor
Uninterrupted power supply (UPS)

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Chemistry
The chemical used in developing photographic films is

Hypo
Hydroquinone
Sodium sulphate
Silver bromide

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Chemistry
Physico-chemical characteristics of water in water sources undergo changes due to

Auatic fungi
Effluents
Aquatic macrophytes
Evapotranspiration

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MORE MCQ ON Chemistry

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