Question

. Match the following.

Column 1 Column 2
a)An antacid i) Formic acid
b)An ant ii) Milk of magnesia
c)China Rose iii) Turns red litmus blue
d)An acid iv) A natural indicator
e)A base v) Turns blue litmus red

Answer 1

a) An antacid = milk of magnesia
b) An ant = Formic acid.
c) China rose = A natural indicator.
d) An acid = Turns blue litmus red.
e) A base = Turns red litmus blue.

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Answer 2

Answer:

The correct matching is a-ii, b-i, c-iv, d-v, e- iii

Explanation:

• An antacid is a base and is also called milk of magnesia which is used to cure gastric acidity
• The inorganic substance known as magnesium hydroxide has the formula Mg(OH)2. It can be found as the mineral brucite in nature. It is a white solid that is just slightly soluble in water. Antacids like milk of magnesia frequently include magnesium hydroxide.
• An ant contains formic acid
• The china rose is a natural indicator of acidity or basicity
• An acid turns blue litmus red
• A base turns red litmus blue

The correct matching is a-ii, b-i, c-iv, d-v, e- iii.

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