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The Main inorganic compounds

Total questions: 10

Worksheet time: 4mins

Name
Class
Date
1.

Oxide is complex substances that consist of

a)

atoms hydrogen and acid radical

b)

element atom and atom oxigen

c)

metal atom and hydroxogroup

d)

metal atom and acid radical

2.

acid is complex substances that consist of

a)

atoms hydrogen and acid radical

b)

element atom and atom oxigen

c)

metal atom and hydroxogroup

d)

metal atom and acid radical

3.

base is complex substances that consist of

a)

atoms hydrogen and acid radical

b)

element atom and atom oxigen

c)

metal atom and hydroxogroup

d)

metal atom and acid radical

4.

salt is complex substances that consist of

a)

atoms hydrogen and acid radical

b)

element atom and atom oxigen

c)

metal atom and hydroxogroup

d)

metal atom and acid radical

5.

Soluble in water base is

a)

solution

b)

salt

c)

acid

d)

alkali

6.

Sodium cabonate

a)

NaHCO3

b)

K2CO3

c)

Na2CO3

d)

NaCl

7.

Choose the answer this alkali formulas:

a)

NaOH, Ba(OH)2, LiOH

b)

KOH, Cu(OH)2, Mg(OH)2

c)

NaOH, KOH, Al(OH)3

d)

Mg(OH)2, Cr(OH)3, Be(OH)2

8.

CaSO4

a)

Calcium sulfate

b)

Potassium phosfate

c)

Calcium sulfide

d)

Calcium sulfite

9.

Coefficients in the reaction equation

P2O5 + H2O = H3PO4

a)

2,3,2

b)

1,2,1

c)

1,3,2

d)

1,6,2

10.

Other name WATER

a)

Hydrogen peroxide

b)

Hydrogen oxide

c)

Hydrogen solution

d)

Hydrogen hydroxide