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Chemistry

Chemistry
Which is a natural colloid ?

Sodium chloride
Cane-sugar
Blood
Urea

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Chemistry
Citric acid is present in free form in

Lemon
Milk
Apple
Tamarind

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Chemistry
Gobar gas contains mainly :

Acetylene
Propylene
Ethylene
Methane

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Chemistry
The hottest part of the gas flame is known as

dark zone
non-luminous zone
luminous zone
blue zone

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Chemistry
If we burn graphite,

It will change into diamond
No residue will be left
It will not burn
Residue will be left

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

Isoproturan
Malathion
Ethephon
Atrazine

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MORE MCQ ON Chemistry

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