WorksheetsChemistry
Total questions: 10
Worksheet time: 9mins
Name
Class
Date
1.
What do the axids release when mixed in
water?
4 lines
2.
an aqueous soln turns red litmus paper
blue . excess addition of which of the following would reverse the change
a)
baking powder
b)
lime
c)
ammonium hydroxide solution
d)
HCL
e)
Sodium Hydroxide
3.
An extremely strong base would have a pH of...
a)
1
b)
7
c)
9
d)
14
4.
An extremely strong acid would have a pH of...
a)
1
b)
7
c)
9
d)
14
5.
Are all the salts neutral? If yes type OK and if not then type NOT OK. If it's not then type all
the types of salts.
(a)
6.
Is Methyl Orange a neutral substance, a base, a synthetic indicator or a natural indicator?
a)
Natural indicator
b)
Neutral substance
c)
Base
d)
Synthetic indicator
e)
None of the above
7.
If a substance is non-soapy to touch it is an?
(a)
8.
Acids and Bases react to form __________
a)
WATER
b)
SALTS
c)
THEY REMAIN SAME
d)
NONE OF THESE
9.
Which of these is an acid ?
a)
HCL
b)
CACO3
c)
HNO3
d)
BOTH A AND C
10.
Alkali dissolves in (a)
100 %
