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Chemistry

Chemistry
Molasses a by-product in the manufacture of sugar, is converted into

Fuel
Pulp
Paper
Alcohol

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Chemistry
The addition of gypsum to portland cement helps in :

Rapid setting of cement
Increasing the strength of cement
Preventing rapid setting of cement
Reduction in the cost of cement

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Chemistry
The important ore of aluminium is

Haematite
Cryolite
Bauxite
Fluorspar

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Chemistry
The polymerisation of which often following is used in manufacturing of polythene in industry ?

Acetylene
Methane
Styrene
Ethylene

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Chemistry
If we burn graphite,

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

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Chemistry
The value of Avogadro Number is

6.023 × 1022
6.023 × 1023
6.023 × 1025
6.023 × 1024

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MORE MCQ ON Chemistry

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