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Chemistry

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

H2
Cl2
O2
SO2

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Chemistry
Baryllium Sulphate is less soluble in water due to

Low Energy of dissociation
Low inflammable energy
Lonic band
High inflammable energy

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Chemistry
Which of the following gases is most toxic ?

Carbon monoxide
Chlorine
Carbon dioxide
Sulphur dioxide

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Chemistry
The names of the scientists, Newlands, Mendeleev, and Meyer are associated with the development of

atomic structure
periodic table of contents
discovery of elements
metallurgy

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Chemistry
Total number of naturally occurring elements

110
62
98
92

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Chemistry
The main chemical constituent of the oil of cardamom which is responsible for flavour of this oil is

limonene
engenol
cineole
geraniol

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MORE MCQ ON Chemistry

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