Here's the breakdown:

* Composition: Sodium bicarbonate (NaHCO3) is composed of:

* Sodium (Na): An alkali metal.

* Hydrogen (H): A nonmetal.

* Carbon (C): A nonmetal.

* Oxygen (O): A nonmetal.

* Chemical Name: The correct chemical name for NaHCO3 is Sodium Bicarbonate. It's also commonly known as baking soda.