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Chemistry

Chemistry
Which gas is used for converting vegetable oils into saturated fats ?

O2
SO2
H2
Cl2

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Chemistry
The main component of liquid bleach is:

Sodium hypochlorate
Hydrochloric acid
Sodium hypochlorite
Sodium chloride

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Chemistry
The metal does not give H2 on treatment with dilute HCL is

Ca
Ag
Zn
Fe

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Chemistry
Which metal is the heaviest in periodic table among the following ?

Pb
W
Os
Pt

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Chemistry
Which variety of coal contains recognisable traces of the original plant material ?

Anthracite
Lignite
Peat
Bitumen

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Chemistry
The most pure form of Carbon among the options is

Lampblack
Wood Charcoal
Graphite
Anthracite

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