AI-generated practice question — model-generated for extra practice, not a previous-year CBSE board question.
The chemical name of baking soda is sodium hydrogencarbonate (NaHCO₃).
Baking soda is mentioned in Chapter 2 as NaHCO₃ (sodium hydrogencarbonate). Examiners expect the full IUPAC/common chemical name. Writing just the formula without the name may not fetch full marks.