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Chemistry

Chemistry
Isobars are lines joining places having equal

Pressure
Height above sea-level
Rainfall
Population

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Chemistry
Chemical name of bleaching powder is :

Calcium hypochlorite
Calcium chloro hypochlorite
Calcium bi chloride
Calcium chlorate

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Chemistry
Interveinal necrotic spots on leaves appear due to

SO2injury
O3injury
HF injury
NO2injury

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Chemistry
Lead pencil contains

Ferrous sulphide
Lead sulphide
Lead
Graphite

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Chemistry
Hardness of the water is commonly measured in terms of

Magnesium carbonate equivalents
Magnesium sulphate equivalents
Calcium sulphate equivalents
Calcium carbonate equivalents

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Chemistry
The basic chemical building block of natural rubber obtained from trees is

Neoprene
Vinyl Chloride
Acetylene
Isoprene

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MORE MCQ ON Chemistry

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