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Acid bases and salts

Total questions: 11

Worksheet time: 6mins

Name
Class
Date
1.

What are alkalis?

a)

Acids that do not dissolve in water.

b)

Bases that dissolve in water.

c)

Acid that dissolve in water.

d)

Bases that do not dissolve in water.

e)

None of the above

2.

Orange has?

a)

Oxalic acid

b)

Lactic acid

c)

Citric acid

d)

None of the above

3.

Common salt formula is

a)

NaOh

b)

NaCl

c)

H2So4

d)

NaHco3

4.

Ant sting has?

a)

Tartaric acid

b)

Methanoic acid

c)

Citric acid

d)

Acetic acid

5.

Acids dissolve in water 'Releases' ?

a)

H+ ions

b)

Oh- ions

c)

H + H20--> H3O

d)

None of the above

6.

Acids dissolve in H2O gives-

a)

H + H2O----> H3O

b)

H+ ions

c)

Both 1 and 2

d)

None of the above

7.

Bases are

a)

Sweet in taste

b)

Sour in taste

c)

Bitter in taste

d)

None of the above

8.

Find the acid in the following-

a)

NaOh

b)

Ca(OH)2

c)

Mg(OH)2

d)

H3PO4

9.

Sodium hydroxide ph is?

a)

7

b)

5.5

c)

13

d)

14

10.

Acid + metal carbonate gives?

a)

Salt + H2 + Co2

b)

Salt + H20+ O2

c)

Salt + H20 + Co2

d)

Salt + Co3

11.

Human body works under a Ph of?

a)

7.0 - 10.5

b)

7.0- 8.7

c)

7.0 - 7.7

d)

7.0-7.8