WorksheetsAcid, bases and salt
Total questions: 10
Worksheet time: 6mins
Name
Class
Date
1.
Pure water has a pH of 7. Pure water _______.
a)
is a base
b)
is a neutral substance
c)
could be either an acid or a base
d)
is an acid
2.
What pH range would you get for an acid?
a)
0-6
b)
7
c)
7-14
d)
2-10
3.
Alkalis feel...
a)
Rough
b)
Granulated
c)
Soapy
d)
Smooth
4.
Alkalis feel...
a)
Rough
b)
Granulated
c)
Soapy
d)
Smooth
5.
Salt water did not react with the Red or Blue litmus paper. This must mean
a)
Salt water is a Base
b)
Salt water is an Acid
c)
Salt water is neutral
d)
Salt water is charged
6.
Which of the following is a base?
a)
orange juice
b)
water
c)
vinegar
d)
dishwashing detergent
7.
metal oxides are generally
a)
acidic in nature
b)
basic in nature
c)
neutral
d)
some may be acidic some may be basic
8.
HCl is aciidic in
a)
in gaseous state
b)
in benzene solution
c)
in aqueous solution
d)
in any of these
9.
in aqueous solution, H+ ions exist as
a)
H30+
b)
H9O4+
c)
Neither of these
d)
either H30+ or H9O4+
10.
Setting of Plaster of Paris takes place due to
a)
Oxidation
b)
Reduction
c)
Dehydration
d)
Hydration
100 %
