Question # 1

Considering the electronic configuration of atoms which atom with the given atomic number will be the most stable one?

Choose an answer

6

8

10

12

............. are sonorous.

Choose an answer

Metals

Solids

Metals

Force

Amadeo Avogadro was a _______________ scientist.

Choose an answer

Italian

English

Greek

Russian

Which one metal is least reactive?

Choose an answer

K

Fe

Cu

AI

In diamonds, carbon are ____________ bonded.

Choose an answer

Tetrahedrally

Single

Double

None

Carbon exists in ________________ allotropic forms.

Choose an answer

1

2

3

4

The earth is made up of ___________ % of iron.

Choose an answer

4

5

6

7

.................... of an atom is not fixed.

Choose an answer

Size

Mass

Electronegativity

Nuclear char

It is a good reducing agent

Choose an answer

Fe

H

C

O

The no. of periods in modern periodic table are

Choose an answer

7

11

18

23

Diamonds exists in ____________ form.

Choose an answer

Cubic

Linear

Circular

Nil

_________ which occupies space and have mass.

Choose an answer

Matter

Atom

Molecule

All of above

Which gas will diffuse faster than others?

Choose an answer

Hydrogen

Oxygen

Chlorine

Nitrogen

More Classes

Other Links

9th Class Chemistry English Medium KPK Boards Online Mcqs 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