Question

write the formula of baking soda and how it can prepared , write its two uses

Answer 1

Formula for Baking soda :- NaHCO3

General name :- Sodium bicarbonate

# Preparation :-

• It is produced by reacting a cold and concentrated solution of sodium chloride with ammonia and Carbon dioxide

° Cold solution of Sodium chloride is also called as Brine


# Reaction for preparation is :-

NaCl + NH3 + H2O + CO2 ---> NaHCO3 + NH4Cl


# Uses of NaHCO3 ( Baking soda )

i ) It is used as an antacids in medicine to remove acidity of the stomach .


ii ) It is used to prepare baking powder which used as rising agent for cake etc.