Question # 1

Which group of the periodic table has the tendency to gain electrons.

Choose an answer

Group -1

Group -17

Group-2

Group -18

Which metal has the lowest melting point?

Choose an answer

Li

Na

Rb

K

Whcih of the following atoms willnot form cation or anion.

Choose an answer

Atomic no. 16

Atomic no. 18

Atomic no. 17

Atomic No. 19

How many lone pairs are present on nitogenin ammonia molecule.

Choose an answer

One

Two

Three

Four

All the noble gases have their valence electrons.

Choose an answer

Incomplete

Partialy filled

Completely filled

None of the above

Octet rule is

Choose an answer

Attainign of eight electrons in its valence shell

Discription of eight electrons

Pictur eof electronic configuration

Pattern of electronic configuration

Identify the covalent compund

Choose an answer

NaCl

H₂O

KF

MgO

How many covalent bonds do N2 molecule have

Choose an answer

3

4

2

5

An atom having six electonsin its valence shell will achieve noble gas electronic confguration by

Choose an answer

Gainign one electron

Gaining two electrons

Losing all electrons

Losing two electrons

Hydrogen and Helium follow.

Choose an answer

Octet rule

Triple rule

Duplet rule

None of these

A bond formed by the mutual sharing an electron pair is called.

Choose an answer

Ionic bond

Metallic bond

Covalent bond

Coordinate covalent bond

During the formation of ionic bond heat is.

Choose an answer

Remains same

Absorbed

Released

Both a and b

Atoms react with each other because.

Choose an answer

they are attracted towards each other

They are short of electrons

They want to disperse

They want attain stability

Which of the following bond s is expected to b the weakest.

Choose an answer

Cl-Cl^-

C-C

F-F

O -O

Which ionic compound has the highest melting point.

Choose an answer

RbCl

KCl

LiCl

NaCl

Triple covalent bond involves how many electrons.

Choose an answer

Six

Four

Eight

Three

Covalent Bond involves the

Choose an answer

Sharing of electrons

Repulsion of electrons

Acceptance of electrons

Donation of electrons

How many electrons are involved in the formation of signle covalent bond

Choose an answer

One

Two

Three

Four

In the formation of AlF₃, aluminum atom loses........electrons.

Choose an answer

1

4

3

2

None polar compounds are insoluble in

Choose an answer

Alcohol

Benzene

Ether

Water

More Classes

Other Links

Chemistry 9th Class English Medium Unit 3 Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer