Chemistry 0620 · IGCSE · Formulae

Formulae — practice question

Which row gives the formulae for sodium carbonate, zinc nitrate and ammonium sulfate?

  • A$\text{Na}_2\text{CO}_3$, $\text{ZnNO}_3$, $(\text{NH}_4)_2\text{SO}_4$
  • B$\text{Na}_2\text{CO}_3$, $\text{Zn(NO}_3)_2$, $(\text{NH}_4)_2\text{SO}_4$
  • C$\text{NaCO}_3$, $\text{ZnNO}_3$, $(\text{NH}_3)_2\text{SO}_4$
  • D$\text{NaCO}_3$, $\text{Zn(NO}_3)_2$, $(\text{NH}_3)_2\text{SO}_4$

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