Question # 1

Which one is the following belongs no Noble Gases?

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O

F

Ne

Nil

Which one of the following is not amorphous?

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rubber

plastic

glass

glucose

The no. of Ion pair/pairs in ammonia molecule is / are

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1

2

3

4

Which one is least oxidizing agent?

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F

CI

I

Br

When an electronegative element combines electropositive element the type of bonding is

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covalent

ionic

polar covalent

coordinate covalent

Amadeo Avogadro was a _______________ scientist.

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Italian

English

Greek

Russian

Which has lowest density?

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liquids

Solids

Gases

Plasma

It is a good reducing agent

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Fe

H

C

O

One atmospheric pressure is equal to how many pascals?

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101325

10325

106075

10523

Atoms are made of sub _________

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Atoms

Molecules

Charge

Atomic particles

The example of solid solute in gas solvent is

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butter

Sugar in water

Smoke in air

Opals

The symbol of sodium is :

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Sa

Na

Pa

Ca

Transfer of electrons between atoms results in:

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metallic bonding

ionic bonding

covalent bonding

coordinate covalent bonding

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