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Chemistry

Chemistry
Nylon is made up of :

Polyester
Polypropylene
Polyethylene
Polyamide

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Chemistry
The most abundant constituent of atmospheric air is :

Nitrogen
Hydrogen
Oxygen
Carbon

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Chemistry
Which of the following is the petroleum wax ?

Carnauba wax
Paraffin wax
Jojoba wax
Bees wax

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Chemistry
This group of alumino-silicate minerals is widely used in making electrical insulators

Manganese
Mica
Bauxite
Chromite

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Chemistry
A subshell with l=2 can take up

3 electron
8 electron
5 electron
10 electron

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Chemistry
Vulcanized rubber contains sulphur

7-9%
10-15%
0.02
3-5%

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MORE MCQ ON Chemistry

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