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Chemistry

Chemistry
The most reactive among the halogens is

Bromine
Chlorine
Fluorine
Iodine

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Chemistry
Which of the following produces highest amount of energy upon oxidation?

An alkane
Protein
Glucose
Fat

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Chemistry
Silicon is used in

Solar energy devices
Semiconductors
All of these
Transistors

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Chemistry
The main source of Naphthalene is

Diesel
Camphor
Coal-tar
Charcoal

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Chemistry
Which is the highest quality of hard coal?

Bituminous
Anthracite
Lignite
Peat

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Chemistry
Milk is a colloidal system in which:

Water is dispersed in fat
Fat and water are dispersed in each other
Fat is dispersed in water
Fat is dissolved

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