`C1`

`-` $P_2O_5$ : Diphosphorus pentoxide

`-` $ZnO$ : Zinc oxide

`-` $CaO$ : Calcium oxide

`-` $FeO$ : Iron(II) oxide

`-` $NO_2$ : Nitrogen dioxide

`-` $K_2O$ : Potassium oxide

`-` $SO_3$ : Sulfur trioxide

`C2`

`-` $KCl$ : Potassium chloride

`-` $ZnSO_4$ : Zinc sulfate

`-` $MgCO_3$ : Magnesium carbonate

`-` $Ca_3(PO_4)_2$ : Calcium phosphate

`-` $Cu(NO_3)_2$ : Copper(II) nitrate

`-` $Al_2(SO_4)_3$ : Aluminum sulfate

`\color{#1AD5F7}{⋆⟡}\color{#1AD5F7}{C}\color{#4DA6E6}{h}\color{#668EDD}{i}\color{#8077D5}{p}\color{#995FCD}{p}\color{#EA2F90}{⟡⋆}`