Đáp án + Giải thích các bước giải:

$\begin{array}{|c|c|c|} \hline \text{Kim loại}&\text{Gốc Axit}&\text{CTHH}&\text{Tên}\\ \hline K(I)&=S&K_2S&\text{kali sunfua}\\ \hline Mg(II)&-NO_3&Mg(NO_3)_2&\text{magie nitrat}\\ \hline Cu(II)&=SO_4&CuSO_4&\text{đồng (II) sunfat}\\ \hline Hg(II)&=CO_3&HgCO_3&\text{thủy ngân (II) cacbonat}\\ \hline Al(III)&\equiv PO_4&AlPO_4&\text{nhôm photphat}\\ \hline Fe(III)&=SO_4&Fe_2(SO_4)_3&\text{sắt (III) sunfat}\\ \hline Ca(II)&=SiO_3&CaSiO_3&\text{canxi silicát}\\ \hline Na(I)&=SO_3&Na_2SO_3&\text{natri sunfit}\\ \hline K(I)&=HPO_4&K_2HPO_4&\text{kali hiđrophotphat}\\ \hline K(I)&-HPO_4&KH_2PO_4&\text{mono kali photphat}\\ \hline\end{array}$

Đáp án:

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Giải thích các bước giải:

\begin{array}{|c|c|c|}\hline \text{KL}&\text{Gốc axit}&\text{CTHH muối}&\text{Tên muối}\\\hline \text{K(I)}&\text{S}&\text{$K_2S$}&\text{Kali sunfua}\\\hline \text{Mg(II)}&\text{$NO_3$}&\text{$Mg(NO_3)_2$}&\text{Magie nitrat}\\\hline \text{Cu(II)}&\text{$SO_4$}&\text{$CuSO_4$}&\text{Đồng (II) sunfat}\\\hline \text{Hg(II)}&\text{$CO_3$}&\text{$HgCO_3$}&\text{Thủy ngân (II) cacbonat}\\\hline \text{Al(III)}&\text{$PO_4$}&\text{$AlPO_4$}&\text{Nhôm photphat}\\\hline \text{Fe(III)}&\text{$SO_4$}&\text{$Fe_2(SO_4)_3$}&\text{Sắt (III) sunfat}\\\hline \text{Ca(II)}&\text{$SiO_2$}&\text{$CaSiO_3$}&\text{Canxi silicat}\\\hline \text{Na(I)}&\text{$SO_3$}&\text{$Na_2SO_3$}&\text{Natri sunfit}\\\hline \text{K(I)}&\text{$HPO_4$}&\text{$K_2HPO_4$}&\text{Kali hidrophotphat}\\\hline\end{array}