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Chemistry

Chemistry
Which amidst the following is not a gem stone ?

Cat's-eye
Pearl
Topaz
Opal

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Chemistry
The least preferred technique in the disposal of Municipal Solid Waste is

Composting
Bricketting
Incineration
Land filling

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Chemistry
Name two elements that find wide application in transistor industry

Carbon and Platinum
Iridium and Germanium
Silicon and Germanium
Tungsten and Platinum

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Chemistry
Which of the following has the highest lattice energy

KF
CsF
NaF
RbF

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Chemistry
The Refrigerant 'FREON' is

Hydrofluosilicic Acid
Fluorspar and Felspar
Difluoro Dichloro Methane
Calcium Tetra Fluoride

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Chemistry
The heaviest naturally occurring element is:

Uranium
Thorium
Mercury
Polonium

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MORE MCQ ON Chemistry

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