Question # 1

All electrolytes are:

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Conductor

Insulator

Semi conductor

Nil

Which of the following can be separated by physical means?

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Mixture

Element

Compound

Radical

The reverse of evaporation is:

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Boiling

Diffusion

Condensation

Freezing

The branch of chemistry which deals with qualitative & quantitative analysis of matter is :

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Analytical

Nuclear

Biochemistry

Organic

For ________________ "like dissolves like".

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Metals

Bonds

Solubility

Nil

A binary solution consists of:

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One component

Two components

Three components

Many components

The right most position in the periodic table is occupied by:

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Alkall metals

Alkaline earth metals

Translation metals

Noble gasses

Transition temperature of sulphur is ____________

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95.6

95

95.5

96

Free radical is a

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Extremely stable

Extremely reactive

Extremely inert

All of these

H° + H° are ________________ in energy.

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Lower

Higher

Medium

Nil

Elements are represented by chemical _________

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Abbreviation

Unit

Symbols

It can be represented

The elements of group 3 to 12 are called

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Normal elements

Transition elements

Radioactive elements

None of these

The vapour pressure of a liquid increase with the:

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increase pressure

increase of temperature

increase of intermolecular forces

increase of polarity of molecules

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