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Chemistry

Chemistry
In silvery paints, the main constituent present is

Silver powder
White lead
Aluminium powder
Lead powder

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Chemistry
Which one is a soluble salt in H2O

Zn(OH)2
PbCl2
CaCl2
CuS

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Chemistry
An example of replenishable energy source is–

Coal
Lignite
Biomass
Petroleum

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Chemistry
The chemical used in embalming biological materials is

Ethylene glycol
Formaldehyde in water
Gaseous formaldehyde
Formaldehyde in methanol

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Chemistry
The nuclear particles which are assumed to hold the nucleons together are

neutrons
electrons
mesons
positrons

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Chemistry
Inert gases are

Miscible with water
Not stable
Chemically unreactive
Chemically very active

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MORE MCQ ON Chemistry

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