W&Q's sodium molybdate is an inorganic salt with the chemical formula Na₂MoO₄. It is a common source of the molybdate ion (MoO₄²⁻) and is typically encountered as a white, crystalline powder or as the dihydrate (Na₂MoO₄·2H₂O). It is highly soluble in water, and its solutions are mildly alkaline.
