What is formed when an acid reacts with a base?

Mineral acids are stronger acids than carboxylic acids because:
$(i)$ Mineral acids are completely ionised.
$(ii)$ Carboxylic acids are completely ionised.
$(iii)$ Mineral acids are partially ionised.
$(iv)$ Carboxylic acids are partially ionised.

Why do acids not show acidic behaviour in the absence of water?

State whether the following statement is true or false:
Acids produce $H_{3}O^{+}$ or $H^{+}(aq)$ ions in water.

Acid + Metal oxide $\longrightarrow$ ?

Which ions are produced when caustic soda undergoes ionization in water?