Safety Precautions for Acids and Bases

Q.

Which of the following substance is sour in taste?

1. Baking soda

2. Toothpaste

3. Vinegar

4. Indigestion tablets

Q.

We should be careful while handling acids because

1. acids are sour in taste

2. acids are expensive

3. acids are corrosive in nature

4. acids are difficult to buy

Q. Acids are sweet in taste.

1. True
2. False

Q.

Question 169

Acetic acid is a constituent of ink eraser.

1. True
2. False

Q.

Which of the following things is/are not recommended while handling acids?

1. You can touch them

2. You should smell them

3. You can taste them

4. You should let it fall on you

Q. Which soil is the best suited for the growth of a variety of crops?​

1. Sandy
2. Loamy
3. Clayey
4. Both B and C

Q.

Will a diluted hydrochloric acid have any side effects when thrown on skin?

Q. Which of the following process is used to disinfect water?

1. Aeration
2. Chlorination
3. Screening
4. Flocculation

Q. Choose the correct option for the following given statements.

Statement 1: Acids can be tasted.
Statement 2: Acids are sweet in taste.

1. Both statements are correct and statement (ii) is the reason for statement (i)
2. Statement (i) is incorrect but statement (ii) is correct
3. Statement (i) is correct and statement (ii) is incorrect
4. Both statements are incorrect

Q.

How can concentrated sulfuric acid burn through skin?