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CHEMISTRY

Chemistry
24 carat of diamond is equal to

200 mg
200 g
95% mg
91% gold

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Chemistry
1 carat of diamond is equal to

200 mg
200 g
100 mg
100 g

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Chemistry
The most pure form of Carbon among the options is

Anthracite
Wood Charcoal
Graphite
Lampblack

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Chemistry
Carbon footprint can be reduced by

Recycling waste materials
Using energy efficient appliances
All of these
Commuting by public transport

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Chemistry
Which of the following gases is most toxic ?

Carbon monoxide
Sulphur dioxide
Chlorine
Carbon dioxide

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