Table of Contents
- 1 Why NaHCO3 reacts with both HCl and NaOH?
- 2 What happens when sodium carbonate reacts with HCl and NaOH?
- 3 Why does NaHCO3 and NaOH Cannot exist together?
- 4 Is NaHCO3 HCl endothermic or exothermic?
- 5 Is the reaction of sodium bicarbonate with hydrochloric acid endothermic or exothermic?
- 6 Which gas is released when sodium carbonate and sodium bicarbonate reacts with HCl write the chemical reactions involved?
- 7 Which of the following pair can’t exist in solution a NaHCO3 and NaOH B Na 2 CO 3 and NaOH C Na 2 CO 3 and nacl and NaHCO3 and nacl?
Why NaHCO3 reacts with both HCl and NaOH?
Answer: NaHCO3 still has one replaceable hydrogen its bicarbonate anion. So, when this salt comes into contact with the same strong base, it undergoes complete neutralisation to form the normal salt (sodium carbonate) by reacting with it.
What happens when sodium carbonate reacts with HCl and NaOH?
When dilute hydrochloric acid reacts with sodium carbonate, then sodium chloride, carbon dioxide and water are formed. A brisk effervescence is seen in the release of carbon dioxide.
What happens when HCl reacts with sodium bicarbonate?
Summary. A saturated solution of sodium bicarbonate is reacted with hydrochloric acid to form carbon dioxide gas.
Why does NaHCO3 and NaOH Cannot exist together?
NaOH and NaH2PO4.
Is NaHCO3 HCl endothermic or exothermic?
Endothermic Reaction of Sodium Bicarbonate with Hydrochloric Acid.
What type of reaction is observed between sodium and hydrochloric acid?
Halogen acids, such as hydrochloric acid, react vigorously with sodium, yielding the sodium halides. The reactions are highly exothermic, with heats of reaction (energy given off) of −71.8 and −76.2 kcal, respectively, for the reactions with hydrofluoric and hydrochloric acids.
Is the reaction of sodium bicarbonate with hydrochloric acid endothermic or exothermic?
Which gas is released when sodium carbonate and sodium bicarbonate reacts with HCl write the chemical reactions involved?
carbon dioxide
Sodium hydrogen carbonate on reaction with hydrochloric acid gives sodium chloride, water and liberates carbon dioxide.
Why combination of hydroxide and bicarbonate Cannot exist together?
[H+] corresponds to standard HCl whilst hydroxide, carbonate and bicarbonate are the alkalinity causing ions present in water. Thus OH-and HCO3- ions cannot exist together in water and hence can be concluded that all the three OH- , HCO3- ,CO32 ions cannot exist together [7,8].
Which of the following pair can’t exist in solution a NaHCO3 and NaOH B Na 2 CO 3 and NaOH C Na 2 CO 3 and nacl and NaHCO3 and nacl?
Explanation: Acidic salt (NaHCO3) and base (NaOH) cannot exist together in solution.