Add to this table the hydrogen ion (H+), which is the ion found in acids. Compounds formed from H+ and some anion are acids. Consult your notes and the textbook on how to name acids.
Group 1 | Group 2 | Group 13 | Group 14 | Group 15 | Group 16 | Group 17 | |
Li+ | Be2+ | B3+ | — | N3– | O2– | F– | |
Na+ | Mg2+ | Al3+ | Si4+ | P3– | S2– | Cl– | |
K+ | Ca2+ | Ga3+ | Ge4+ | As3– | Se2– | Br– | |
Rb+ | Sr2+ | In3+ | Sn2+ / Sn4+ | Sb3– | Te2– | I– | |
Cs+ | Ba2+ | Tl1+ / Tl3+ | Pb2+ / Pb4+ | Bi3+ / Bi5+ | — | — |
Here is a table of the transition metal ions. Do not memorize charges but be able to figure out the charges from the names or formulas of compounds.
Group 3 | Group 4 | Group 5 | Group 6 | Group 7 | Group 8 | Group 9 | Group 10 | Group 11 | Group 12 |
Sc
3+ |
Ti
4+ / 3+ / 2+ |
V
5+ / 4+ / 3+ / 2+ |
Cr
6+ / 3+ / 2+ |
Mn
4+ / 2+ / 3+ |
Fe
2+ / 3+ |
Co
2+ / 3+ |
Ni
2+ / 3+ |
Cu
2+ / 1+ |
Zn
2+ |
Y
3+ |
Zr
4+ |
Ag
1+ |
Cd
2+ |
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La
3+ |
Hf
4+ |
Au
3+ / 1+ |
Hg2+ / Hg22+ |
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