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Chemistry

Chemistry
Which one is the most reactive halogen

Fluorine
Chlorine
Bromine
Iodine

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Chemistry
The wire of flash bulbs is made up of

Ba
Ag
Mg
Cu

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Chemistry
The advantage of detergents over soaps is

Detergents could not give much lather
Detergents give lather even with hard water
Soaps give lather with only soft water
Detergents are soluble in water

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Chemistry
Isobars are lines joining places having equal

Rainfall
Population
Pressure
Height above sea-level

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Chemistry
Which of the following in automobile exhaust can cause cancer?

Carbon monoxide
Oxides of nitrogen
Polyclinic hydrocarbons
Lead

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Chemistry
Which of the following metals can displace copper from copper sulphate solution ?

Iron
Platinum
Gold
Mercury

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MORE MCQ ON Chemistry

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