set 4 MCQ Questions & Answers Detailed Explanation
MOST IMPORTANT general science mcq - 4 EXERCISES
The following question based on acids, bases, salts and metals topic of general science mcq
(a) Strong acid and strong base
(b) Weak acid and strong base
(c) Weak acid and weak base
(d) Strong acid and weak basic
The correct answers to the above question in:
Answer: (a)
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Read more chemistry ncert Based General Science Questions and Answers
Question : 1
Bleaching powder gives smell of chlorine because it –
a) is a mixture of chlorine and slaked lime
b) is unstable
c) gives chlorine on exposure to atmosphere
d) contains excess of chlorine
Answer »Answer: (c)
Question : 2
Consider the following statements.
- Anhydrous Sodium bicarbonate is commonly known as baking sodium (baking soda).
- Baking soda is used as a fire extinguisher.
- Bleaching powders are produced in Hasnclaver plant.
a) 2 and 3
b) Only 3
c) 1, 2 and 3
d) 1 and 2
Answer »Answer: (a)
Question : 3
Acid contained in the sting of an ant is ___________ .
a) formic acid
b) lactic acid
c) acetic acid
d) ascorbic acid
Answer »Answer: (a)
The sting of an ant contains formic acid. Its effect can be neutralized by rubbing moist baking soda on the affected part.
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