What is the name of the compound with the formula NaHCO3?

Sodium bicarbonate

Explanation:

Sodium bicarbonate (NaHCO₃) -

Sodium bicarbonate, according to the IUPAC nomenclature, its name is sodium hydrogen carbonate, and in common terms also refereed to as baking soda.

It is a white crystalline solid, it is basic in nature.

The cation and anion of this salt are the sodium ion (Na⁺) and the anion bicarbonate anion (HCO³⁻).