NEW
Font size
S
M
L
XL
WorksheetsIndicating Acidity
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
Which one of these is not an acid?
a)
tomato
b)
coke
c)
toothpaste
d)
all the above
2.
What colour does universal indicator turn in a weak base?
a)
green
b)
yellow
c)
blue
d)
orange
3.
What two substances can be used to test a natural indicator
a)
lemon juice and carbon
b)
ammonia and soap
c)
lemon and orange
d)
orange and ammonia
4.
Acids taste.....
a)
bitter
b)
sweet
c)
sour
d)
meaty
5.
An alkali is
a)
A base dissolved in water
b)
an acid dissolved in water
c)
A tablet to cure indigestion
d)
solid form of a base
6.
A list containing only strong acids is
a)
lemon juice, vinegar, hydrochloric
b)
coke, sulfuric, lemon
c)
toothpaste, ammonia, bicarb
d)
orange, lemon, ammonia
7.
An acid is a substance which has a pH of
a)
more than 7
b)
between 7 and 14
c)
less than 7
d)
7
8.
How should an alkali spill be cleaned up?
a)
Use a strong base to neutralise it then water
b)
add an acid
c)
dilute with water
d)
wipe with an acid resistant cloth
9.
Which lists the substances in order of increasing acidity?
a)
ammonia, blood, milk, orange juice
b)
orange juice, milk, blood, ammonia
c)
ammonia, milk, blood, orange juice
d)
orange juice, blood, milk, ammonia
10.
Soap turned green with the flower indicator. This means it is .
a)
alkaline
b)
neutral
c)
acidic
d)
can't tell
Reset
