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CHEMISTRY

Chemistry
Detergents used for cleaning clothes and utensils contain

Nitrates
Bismuthates
Sulphonates
Bicarbonates

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Chemistry
Which one of the following chemicals helps in fruit ripening?

Ethephon
Atrazine
Malathion
Isoproturan

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Chemistry
Which of the following chemicals is used in photography ?

Aluminium hydroxide
Potassium nitrate
Silver bromide
Sodium chloride

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Chemistry
The most commonly used chemicals in the artificial rainmaking or cloud seeding are

All of these
Sodium Chloride (NaCl)
Silver Iodide (Ag I)
Dry Ice (Frozen CO2)

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Chemistry
Malathion is a/an

Preservative
Fumigant
Insecticide
Pesticide

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