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Chemistry

Chemistry
The weight of 6.023 × 1022 atoms of carbon is

120 gms
0.12 gms
1.2 gms
12 gms

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Chemistry
Which of the following elements is not present in stainless steel?

Chromium
Nickel
Iron
Tungsten

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Chemistry
The gas involved in Bhopal incident was

Methyl chloride
Hydrogen sulphide
Nitrogen dioxide
Methyl isocyanide

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Chemistry
The wire of flash bulb is made of:

Copper
Silver
Magnesium
Barium

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Chemistry
Which one of the following metals is used to galvanise iron ?

Mercury
Copper
Lead
Zinc

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Chemistry
Alum stops bleeding in minor cuts because of

Emulsion
Coagulation
Dialysis
Solvation

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