`\color[#094A52 ][@] \color[#0F5132][b] \color[#066839][ơ] ` ` \color[#1E5938][s]\color[#3DAC78 ][e] \color[#57CC99][n] \color[ #74C69D][t]`

$-$ các $\rm CTHH$ có thể có từ các nguyên tố trên là:

`@` oxide:

$~~~+$ oxide acid:

$\rm SO_2: ~ sulfur ~ dioxide$

$\rm SO_3: ~ sulfur ~ trioxide$

$~~~+$ oxide base:

$\rm K_2O: ~ potassium ~ oxide$

$\rm Cu_2O: ~ copper ~ (I) ~ oxide$

$\rm CuO: ~ copper ~ (II) ~ oxide$

$~~~+$ oxide lưỡng tính:

$\rm H_2O: ~ nước$

`@` acid:

$~~~+$ acid có oxygen:

$\rm H_2SO_3: ~ sulfurous ~ acid$

$\rm H_2SO_4: ~ sulfuric ~ acid$
$~~~+$ acid không có oxygen:

$\rm H_2S: ~ hydrosulfuric ~ acid$

`@` base:

$~~~+$ base tan:

$\rm KOH: ~ potassium ~ hydroxide$

$~~~+$ base không tan:

$\rm CuOH: ~ copper ~ (I) ~ hydroxide$

$\rm Cu(OH)_2: ~ copper ~ (II) ~ hydroxide$

`@` muối:

$~~~+$ muối trung hòa:

$\rm K_2SO_3: ~ potassium ~ sulfite$

$\rm K_2SO_4: ~ potassium ~ sulfate$

$\rm K_2S: ~ potassium ~ sulfide$

$\rm CuSO_3: ~ copper ~ (II) ~ sulfite$

$\rm CuSO_4: ~ copper ~ (II) ~ sulfate$

$\rm CuS: ~ copper ~ (II) ~ sulfide$

$\rm Cu_2SO_3: ~ copper ~ (I) ~ sulfite$

$\rm Cu_2SO_4: ~ copper ~ (I) ~ sulfate$

$\rm Cu_2S: ~ copper ~ (I) ~ sulfide$

$~~~+$ muối acid:

$\rm KHS: ~ potassium ~ hydrosulfide$

$\rm KHSO_3: ~ potassium ~ hydrosulfite$

$\rm KHSO_4: ~ potassium ~ hydrosulfate$

$\rm Cu(HS)_2: ~ copper ~ (II) ~ hydrosulfide$

$\rm Cu(HSO_3)_2: ~ copper ~ (II) ~ hydrosulfite$

$\rm Cu(HSO_4)_2: ~ copper ~ (II) ~ hydrosulfate$

$\rm CuHS: ~ copper ~ (I) ~ hydrosulfide$

$\rm CuHSO_3: ~ copper ~ (I) ~ hydrosulfite$

$\rm CuHSO_4: ~ copper ~ (I) ~ hydrosulfate$