Question

Write the chemical name of the following:

${\mathrm{Na}}_2{\mathrm{ZnO}}_2$

Answer 1

• The elements present in a compound are named in order of symbols appearing in the formula.
• The chemical name of ${\mathrm{Na}}_2{\mathrm{ZnO}}_2$is sodium zincate.
• It is it is the sum of the molecular formula of sodium oxide (${\mathrm{Na}}_2\mathrm{O}$) and zinc oxide ($\mathrm{ZnO}$), however it is not formed by the reaction of the two.