Sodium batteries -- which contain a metal electrode, a sodium-based electrode and often a molten sodium electrolyte -- already exist: the Third Reich powered the V-2 rocket with molten salt batteries.

The chemical formula for a substance is unique to that substance and defines what it is. Ask students about baking soda: ... How many of each type of atom are there in the compound sodium bicarbonate?

The ratio of each element is usually expressed by chemical formula. For example ... Sodium chloride is an example of an ionic compound. For more information, see the following related content on ...

The new material, sodium vanadium phosphate with the chemical formula NaxV2(PO4)3, improves sodium-ion battery performance by increasing the energy density—the amount of energy stored per kilogram—by ...