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Chemistry

Chemistry
Electric fuse is an alloy of

Tin and lead
Carbon and tin
Copper and iron
Zinc and lead

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Chemistry
The 'solid waste' is also known as

Sedge
Sludge
Scrubber
Toxic waste

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Chemistry
The chemical used for cloud seeding for artificial rains is

Silver Iodide
Potassium Nitrate
Silver Nitrate
Potassium Bromide

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Chemistry
Which one is the lightest element in the periodic table

Carbon
Oxygen
Hydrogen
Helium

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Chemistry
Commercial Vaseline is derived from

Coal tar
Plant gums
Petroleum
Wool wax

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Chemistry
The percentage of carbon in cost iron is :

6 to 8
3 to 5
0.5 to 1.5
0.01 to 0.25

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