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Chemistry

Chemistry
White phosphorus is always kept under

Water
Kerosene
Ether
Benzene

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Chemistry
Which metal is the heaviest in periodic table among the following ?

W
Os
Pb
Pt

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Chemistry
The pH of human blood is between :

4.5-5
6.5-7
7.5-8
44052

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Chemistry
Iron filings can be separated from a heterogenous mixture using the technique of :

Sedimentation
Sublimation
Evaporation
Magnetization

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Chemistry
The most important ore of lead is

Pyrolusite
Galena
Magnetite
Siderite

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Chemistry
Galvanised iron is made by coating iron with

Chromium
Nickel
Zinc
Sulphur

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MORE MCQ ON Chemistry

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