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WorksheetsAcids, bases and salts
Total questions: 9
Worksheet time: 5mins
Name
Class
Date
1.
Which of the following is not a natural indicator?
a)
b)
c)
d)
2.
Complete the riddle:
Coffee is brown
Bitter in taste.
Is it acid?
Or a (a)
3.
The most commonly used natural indicator Litmus is extracted from (a) .
4.
The solutions which do not change colour of either red or blue litmus are known as ?
a)
acidic solution
b)
neutral solution
c)
basic solution
5.
Neutralisation reaction occurs between?
a)
acids and acids
b)
acids and bases
c)
bases and bases
6.
Which of the following is the product of neutralisation reaction?
a)
salt
b)
water
c)
heat
d)
all of the above
7.
Substances which are neither acidic nor basic are called (a)
8.
Blue litmus paper is dipped in a solution. It remains blue. What is the nature of the solution?
a)
Acidic
b)
Basic
c)
Neutral
9.
Sodium hydroxide (NaOH) turns blue litmus red?
a)
True
b)
False
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