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Chemistry

Chemistry
Solder metal is an alloy of

Lead and tin
Copper and zinc
Lead and antimony
Copper and tin

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Chemistry
Which of the following is a renewable source of energy ?

Coal
Uranium
Natural gas
Geothermal powder

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Chemistry
The most common cause of pollution of air is

Smoke
Sulphur dioxide
Carbon monoxide
Carbon dioxide

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Chemistry
Exposure to mixtures of chemicals are greater than expected on the basis of effects of exposure to each chemical individually. This is known as

Synergism
Antagonism
Independent
Additives

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Chemistry
The main component of liquid bleach is:

Sodium hypochlorate
Sodium chloride
Sodium hypochlorite
Hydrochloric acid

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Chemistry
Which of the following is used to iodise common salt ?

Potassium iodide
Sodium iodide
Potassium iodate
Iodine

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MORE MCQ ON Chemistry

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