Question

Would gaseous $HCl$ be considered as an Arrhenius acid?

• A. Yes
• B. No
• C. Not known
• D. Gaseous HCl does not exist

Answer 1

Answer: (B)

No

Gaseous $HCl$ does not give $H^{+}$ but liquid gives $H^{+}$ in aqueous solution there for gaseous $HCl$ is not a Arrhenius acid due to covalent bonding in gaseous condition.
According to Arrhenius the substances which give $H^{+}$ in aqueous solution and hence gaseous $HCl$ is not Arrhenius acid.