Solved Chemistry MCQS Set 4

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Solved Chemistry MCQS
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Carbon monoxide is pollutant as it
Inactivates nerves
Inhibits glycolysis
Combines with oxygen
Combines with hemoglobin

Propyne on hydrolysis is presence of H2SO4and HgSO4 gives
Acetaldehyde
Acetone
None
Formaldehyde

Minamata disease is due to pollution of
Industrial waste containing mercury into fishing water
Oil spill in water
Arsenic into the atmosphere
Organic waste

Salol is prepared from
Both
None
Salicyclic acid and phenol
Salicyclic acid and methyl alcohol.

Reaction of ethylamine with chloroform in alcoholic KOH produces
CH3NC
C2H5NC
C2H5CN
CH3OH

Which of the following species participate in sulphonation of benzene ring?
SO2
SO3
HSO3
H2SO4

The credit of discovering neutron goes to
Austen
Chadwick
Rutherford
Langmuir

Setting of Plaster of Paris involves
Oxidation with atmospheric
Hydration to yield another hydrate
Combination with atmospheric CO2
Dehydration

The acid used in lead storage cells is
Phosphoric acid
Nitric acid
Sulphuric acid
Hydrochloric acid

In N.W.F.P the phosphate fertilizers are produced at
Haripur
D.I.Khan
Dargai
Nowshera

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