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Chemistry

Chemistry
Zinc sulphide is commonly used as

Rodenticide
Fungicide
Herbicide
Deodorant

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Chemistry
Which one of the following contains maximum percentage of carbon ?

Wrought iron
High speed steel
Cast iron
Stainless steel

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Chemistry
The antiparticle of an electron is

Beta particles
Proton
Positron
Alpha particles

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Chemistry
Photo-oxidation process is initiated by

Heat
Catalyst
Light
Oxygen

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Chemistry
Commercially, sodium bicarbonate is known as

Washing soda
Baking soda
Bleaching powder
Soda ash

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Chemistry
Which one is a soluble salt in H2O

CuS
PbCl2
CaCl2
Zn(OH)2

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MORE MCQ ON Chemistry

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