Question

Which of the following is not related to baking soda?

• A. The molecular formula is $NaHC{O}_3$
• B. It is used in soda -acid fire extinguishers
• C. It is alkaline in nature
• D. It is acidic in nature

Answer 1

The correct option is D It is acidic in nature

Baking soda is the inorganic compound with the molecular formula $NaHC{O}_3$ which is white in color.

Baking soda on reaction with acid releases carbon dioxide gas which extinguish the fire, therefore, it is used in soda-acid fire extinguishers.

Baking soda solution with water is alkaline and turns red litmus to blue.

Hence, option D is the answer.