WorksheetsNaming Acids and Bases + Indicators
Total questions: 15
Worksheet time: 10mins
Name
Class
Date
1.
What is the colour of litmus in an acid ?
a)
Pink
b)
Yellow
c)
Red
d)
Colourless
2.
What is the colour of litmus in a base ?
a)
Pink
b)
Blue
c)
Red
d)
Colourless
3.
What is the possible pH of dilute Sulphuric (VI) acid?
a)
1.0
b)
7.0
c)
12.0
d)
5.0
4.
hydrochloric acid
a)
HCl
b)
HClO
c)
H3ClO3
d)
HClO3
5.
sulfuric acid
a)
HSO3
b)
H2SO3
c)
H2SO4
d)
H3SO4
6.
H3PO4
a)
hydrophosphoric acid
b)
phosphorous acid
c)
phosphoric acid
d)
phosphoric hydroxide
7.
Mg(OH)2
a)
magnesium hydroxide acid
b)
hydromagnesium acid
c)
magnesium oxygen hydride
d)
magnesium hydroxide
8.
CH3COOH
a)
Acetic acid
b)
Ethanoic acid
c)
Acenous acid
d)
Hydroacetic acid
9.
HBr
a)
hydrogen bromine acid
b)
hydrobromide acid
c)
hydrobromic acid
10.
Is the following compound an acid or a base?
HF
HF
a)
Acid
b)
Base
11.
Is the following compound an acid or a base?
Ca(OH)2
Ca(OH)2
a)
Acid
b)
Base
12.
Potassium hydroxide
a)
KOH
b)
K2OH
c)
k(OH)2
13.
NaOH
a)
sodium oxide
b)
sodium hydrogen
c)
sodium hydroxide
14.
What name is given to a process where a base reacts with an acid to form salt and water only?
a)
Evaporation
b)
Precipitation
c)
Neutralisation
d)
Condensation
15.
Define an indicator.
a)
Ity is a flower/plant extract
b)
It is a commercial made substance.
c)
It is a substance which shows different colour when in acid or base.
d)
It is a substance which when reacts with an acid forms salt and water as the only products.
100 %
