Question # 1

The total numebr of electrons which M shell can accommodate

Choose an answer

2

8

18

32

The central part of an atom is called.

Choose an answer

Electron

Proton

Neutron

Nucleus

Area around nucleus where electrons are found are called.

Choose an answer

Orbit

Shell

Both a and b

None of these

Positively charged particle of an atom is called.

Choose an answer

Electron

Proton

Atom

Neutron

How many periods are there is the Periodic table.

Choose an answer

Five

Six

Seven

Eight

Formula showing maximum number of electrons in a shell.

Choose an answer

n2

2n2

3n2

4n2

The maximum numebr of electrons that N-Shell accomodate are.

Choose an answer

2

8

18

32

In .... elements are arranged in order of increasing atomic numbers.

Choose an answer

Group

Period

Orbit

Shell

The numebr of electorns present in an atom s equal to number of.

Choose an answer

Nucleus

Neutrons

Proton

Atom

An element with fifteen protons in its atomic nucleus has atomic numebr.

Choose an answer

5

10

15

20

More Classes

Other Links

Science 7th Class Urdu Medium Chapter 4 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