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Chemistry

Chemistry
In silvery paints, the main constituent present is

White lead
Lead powder
Silver powder
Aluminium powder

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Chemistry
Electric fuse is an alloy of

Zinc and lead
Copper and iron
Tin and lead
Carbon and tin

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Chemistry
Which mineral is the ore of aluminium ?

Haematite
Bauxite
Siderite
Magnetite

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Chemistry
Which of the following laser types is used in a laser printer?

Semiconductor laser
Excimer laser
Dye laser
Gas laser

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Chemistry
What is Zeolite?

Hydrated Aluminosilicate
Dehydrated Aluminosilicate
Hydrated Calcium Sulphate
Dehydrated Calcium Sulphate

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Chemistry
The number of moles of solute present in 1 kg of a solvent is called its

molarity
formality
normality
molality

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