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Grade 8 Chemistry chapter 5.2

Authored by Surekha .M

Chemistry

8th Grade

Used 15+ times

Grade 8 Chemistry chapter 5.2
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the chemical formula of Magnesium chloride?

MgCl

MgCl2

MgC

MgC2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the chemical formula of sodium sulfate?

SSO4

SoSO4

NaSO4

Na2SO4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the name of this chemical, H2SO4?

Hydrogen sulfate

Sulfuric acid

Sulfate

Sulfate hydrogen

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the formula of Copper (II) oxide?

CUO

CuO

CuO2

Cu2O

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the formula of nitric acid?

H2SO4

HNO3

HCl

hno3

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the valency of Calcium (Ca)

1

2

3

4

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the valency of Nitrogen (N)?

1

2

4

3

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