Question

Acids red
• Strong acids include hydrochlore
• Weak acids like citric acid, acetic acid tartanic acid are used in the
• The hydroxide of metals is called base.
• In industries or in laboratories, different kinds of acids, bases and salts are used er
Assess Zone
A. Tick (7) the correct answer.
1. Citrus fruits are sour in taste due to the presence of
d. none of the
C. salt
b. base
a. acid
2. Litmus solution is obtained from
d. fungi
a. bacteria
b. algae
c. lichen
3. Baking soda is
a. calcium hydroxide
b. sodium bicarbonate
c. magnesium hydroxide
d. sodium carbonate
4. Washing soda is
a. calcium hydroxide
b. sodium bicarbonate
c. magnesium hydroxide
d, sodium carbonate​

Answer 1

Answer:

1.ACID

2.LICHEN

3.SODIUM BICARBONATE

4.SODIUM CARBONATE

Explanation:

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Answer 2

Answer:

1ans acid

2ans lichen

3ans sodium bicarbonate

4ans sodium bicarbonate

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