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Subjects
Science CBSE
Class 10
Acid, bases and salts
Textbook based HOTS
16.
Multiple Choice Question Answer XVI
Exercise condition:
3
m.
1
.
Which of the following is used as oxidizing agent in chemical industry
CaSO4.H2O
HCl
NaOH
CaOCl2
2
.
\(Na_2CO_3\) is used in
Water treatment
(A) and (B) both
Paper industry
Making soap
3
.
Which of the following is used in making toys
Na2CO3
NaHCO3
Plaster of Paris
CaOCl2
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