Question # 1

The symbol of sodium is :

Choose an answer

Sa

Na

Pa

Ca

The quantity of a matter in a body is called ____________

Choose an answer

Mass

Weight

Atom

Molecule

biology bis classified as ___________ science.

Choose an answer

Engineering

Physical

Natural

Chemical

_________ which occupies space and have mass.

Choose an answer

Matter

Atom

Molecule

All of above

In volvox asexual cell produced:

Choose an answer

Daughter colonies

Sperm

Egg

All

positive ion hare formed by _________ of electrons.

Choose an answer

Gain

Loss

Sharing

Bonding

Elements are represented by chemical _________

Choose an answer

Abbreviation

Unit

Symbols

It can be represented

The value of Avogadro 'no is:

Choose an answer

6.023×1024

6.023×1026

6.023×1023

6.023×1020

The fundamental unit of elements is ___________

Choose an answer

Molecule

Atom

Matter

Mixture

There are _________ elements found till now .

Choose an answer

120

118

119

117

Mixture has _________ types.

Choose an answer

3

2

1

No types

Which of the following can be separated by physical means?

Choose an answer

Mixture

Element

Compound

Radical

Potassium's atomic no. is :

Choose an answer

17

18

19

20

105 elements were discovered by the year ________________

Choose an answer

1984

1974

1086

1996

One mole of sodium = ______ .

Choose an answer

24 g

25 g

26 g

23 g

More Classes

Other Links

Chemistry 9th Class English Medium Unit 1 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