Baking Soda

Q. The common name of sodium hydrogen carbonate is:

1. Washing soda
2. Bleaching powder
3. Baking soda
4. Gypsum

Q. The colour of sodium bicarbonate is _______.

1. pale pink
2. white
3. pale green
4. yellow

Q. Which of the following substance will turn blue litmus red?

1. Toothpaste
2. Tomato juice
3. Detergent
4. Soap

Q. Assertion (A): Baking soda reacts with red litmus paper and turns it blue.
Reason (R): Baking soda is acidic in nature.

1. (A) is not correct but (R) is correct.
2. (A) and (R) both are correct and (R) is correct explanation of (A) .
3. (A) is correct but (R) is not correct.
4. (A) and (R) both are correct but (R) is not the correct explanation of (A).

Q. The colour of sodium bicarbonate is _______.

1. pale green
2. white
3. pale pink
4. yellow

Q. An acid turns litmus solution .

1. red
2. green
3. yellow
4. blue

Q. Identify X in the following reaction:
$NaCl+H_{2}O+C{O}_2+N{H}_3$ $\to$ $N{H}_{4}Cl+X$

1. $NaHC{O}_3$
2. $N{a}_{2}C{O}_3$
3. $NaCl$
4. None of these

Q. Which of the following is used in the baking industry?

1. Potassium chloride
2. Sodium bicarbonate
3. Calcium hydroxide
4. Calcium carbonate

Q. Which of the following is not related to baking soda?

1. The molecular formula is $NaHC{O}_3$
2. It is used in soda -acid fire extinguishers
3. It is alkaline in nature
4. It is acidic in nature