WorksheetsFORM 2 6.1 PROPERTIES OF ACIDS AND ALKALIS
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
Examples of alkalis
a)
b)
c)
d)
2.
Alkali
a)
pH value less than 7
b)
tastes sour
c)
turns red litmus paper to blue
d)
reacts with metals to produce hydrogen gas
3.
Acid
a)
b)
c)
4.
antacid pill is
a)
alkali
b)
acid
5.
Normally we can find this label on acid and alkali bottle. Why?
a)
flammable
b)
corrosive
c)
poisonous
d)
radioactive
6.
The color of an Liquid X changes from green to red when universal indicator is added. So, Liquid X is
a)
neutral
b)
acid
c)
alkali
7.
Universal indicator will turn alkaline solution into
a)
yellow
b)
green
c)
blue
d)
colourless
8.
Which pH show the highest acidity?
a)
pH 5
b)
pH 6
c)
pH 7
d)
pH 8
9.
Which pH show the highest alkaline?
a)
pH 5
b)
pH 6
c)
pH 7
d)
pH 8
10.
car battery is
a)
acid
b)
alkali
100 %
