Oksida Basa
\(\ce{UNSUR LOGAM + O2 -> OKSIDA BASA}\)
Oksida basa dengan 1 jenis kation
| Unsur | + | \(\ce{O2}\) | \(\ce{->}\) | Oksida Basa |
| \(\ce{Li}\)
Bilangan oksidasi: +1 |
+ | \(\ce{O2}\)
Bilangan oksidasi: −2 |
\(\ce{->}\) | \(\ce{Li2O}\)
Litium oksida |
| \(\ce{Mg}\)
Bilangan oksidasi: +2 |
+ | \(\ce{O2}\)
Bilangan oksidasi: −2 |
\(\ce{->}\) | \(\ce{MgO}\)
Magnesium oksida |
| \(\ce{Al}\)
Bilangan oksidasi: +3 |
+ | \(\ce{O2}\)
Bilangan oksidasi: −2 |
\(\ce{->}\) | \(\ce{Al2O3}\)
Alumunium oksida |
| \(\ce{Pt}\)
Bilangan oksidasi: +4 |
+ | \(\ce{O2}\)
Bilangan oksidasi: −2 |
\(\ce{->}\) | \(\ce{PtO2}\)
Platina oksida |
Oksida basa dengan 2 jenis kation
| Unsur | + | \(\ce{O2}\) | \(\ce{->}\) | Oksida Basa |
| \(\ce{Cu}\)
Bilangan oksidasi: +1 |
+ | \(\ce{O2}\)
Bilangan oksidasi: −2 |
\(\ce{->}\) | \(\ce{Cu2O}\)
Tembaga (I) oksida |
| \(\ce{Cu}\)
Bilangan oksidasi: +2 |
+ | \(\ce{O2}\)
Bilangan oksidasi: −2 |
\(\ce{->}\) | \(\ce{CuO}\)
Tembaga (II) oksida |
| \(\ce{Fe}\)
Bilangan oksidasi: +2 |
+ | \(\ce{O2}\)
Bilangan oksidasi: −2 |
\(\ce{->}\) | \(\ce{FeO}\)
Besi (II) oksida |
| \(\ce{Fe}\)
Bilangan oksidasi: +3 |
+ | \(\ce{O2}\)
Bilangan oksidasi: −2 |
\(\ce{->}\) | \(\ce{Fe2O3}\)
Besi (III) oksida |
Amonia
| Rumus Kimia | Nama Senyawa |
| \(\ce{NH3}\) | Amonia |
Basa
\(\ce{OKSIDA BASA + H2O -> BASA}\)
Basa dengan 1 jenis kation
| Oksida Basa | + | \(\ce{H2O}\) | \(\ce{->}\) | Basa |
| \(\ce{Li2O}\)
Litium oksida |
+ | \(\ce{H2O}\) | \(\ce{->}\) | \(\ce{LiOH}\)
Litium hidroksida |
| \(\ce{MgO}\)
Magnesium oksida |
+ | \(\ce{H2O}\) | \(\ce{->}\) | \(\ce{Mg(OH)2}\)
Magnesium hidroksida |
| \(\ce{Al2O3}\)
Alumunium oksida |
+ | \(\ce{H2O}\) | \(\ce{->}\) | \(\ce{Al(OH)3}\)
Alumunium hidroksida |
| \(\ce{PtO2}\)
Platina (IV) oksida |
+ | \(\ce{H2O}\) | \(\ce{->}\) | \(\ce{Pt(OH)4}\)
Platina hidroksida |
Basa dengan 2 jenis kation
| Oksida Basa | + | \(\ce{H2O}\) | \(\ce{->}\) | Basa |
| \(\ce{Cu2O}\)
Tembaga (I) oksida |
+ | \(\ce{H2O}\) | \(\ce{->}\) | \(\ce{CuOH}\)
Tembaga (I) hidroksida |
| \(\ce{CuO}\)
Tembaga (II) oksida |
+ | \(\ce{H2O}\) | \(\ce{->}\) | \(\ce{Cu(OH)2}\)
Tembaga (II) hidroksida |
| \(\ce{FeO}\)
Besi (II) oksida |
+ | \(\ce{H2O}\) | \(\ce{->}\) | \(\ce{Fe(OH)2}\)
Besi (II) hidroksida |
| \(\ce{Fe2O3}\)
Besi (III) oksida |
+ | \(\ce{H2O}\) | \(\ce{->}\) | \(\ce{Fe(OH)3}\)
Besi (III) hidroksida |
Amonium Hidroksida
| Oksida Basa | + | \(\ce{H2O}\) | \(\ce{->}\) | Basa |
| \(\ce{NH3 (g)}\)
Amonia |
+ | \(\ce{H2O}\) | \(\ce{->}\) | \(\ce{NH4OH (aq)}\)
Amonium Hidroksida |
SOAL LATIHAN
Tentukan hasil pembentukan oksida basa di bawah ini:
| No | Unsur | + | \(\ce{O2}\) | \(\ce{->}\) | Basa |
| A | \(\ce{K}\) | + | \(\ce{O2}\) | \(\ce{->}\) | |
| B | \(\ce{Sr}\) | + | \(\ce{O2}\) | \(\ce{->}\) | |
| C | \(\ce{Al}\) | + | \(\ce{O2}\) | \(\ce{->}\) | |
| D | \(\ce{Mn}\)
Bilangan oksidasi: +2 |
+ | \(\ce{O2}\) | \(\ce{->}\) | |
| E | \(\ce{Mn}\)
Bilangan oksidasi: +4 |
+ | \(\ce{O2}\) | \(\ce{->}\) |
Pembahasan:
Tentukan hasil pembentukan basa di bawah ini:
| No | Oksida Basa | + | \(\ce{H2O}\) | \(\ce{->}\) | Basa |
| A | \(\ce{Rb2O}\) | + | \(\ce{H2O}\) | \(\ce{->}\) | |
| B | \(\ce{BaO}\) | + | \(\ce{H2O}\) | \(\ce{->}\) | |
| C | \(\ce{Al2O3}\) | + | \(\ce{H2O}\) | \(\ce{->}\) | |
| D | \(\ce{Cr2O3}\) | + | \(\ce{H2O}\) | \(\ce{->}\) | |
| E | \(\ce{MnO}\) | + | \(\ce{H2O}\) | \(\ce{->}\) |
Pembahasan:
Tentukan nama senyawa di bawah ini:
(A) \(\ce{Cs2O}\)
(B) \(\ce{MgO}\)
(C) \(\ce{Al2O3}\)
(D) \(\ce{SnO}\)
(E) \(\ce{FeO}\)
(F) \(\ce{Fe2O3}\)
Tentukan nama senyawa di bawah ini:
(A) \(\ce{Cs2O}\)
(B) \(\ce{MgO}\)
(C) \(\ce{Al2O3}\)
(D) \(\ce{SnO}\)
(E) \(\ce{FeO}\)
(F) \(\ce{Fe2O3}\)
Pembahasan:
Tentukan rumus kimia dari senyawa di bawah ini:
(A) Kalium oksida
(B) Kalsium oksida
(C) Kobalt (II) oksida
(D) Kobalt (III) oksida
(E) Mangan (IV) oksida
(F) Amonia
Tentukan rumus kimia dari senyawa di bawah ini:
(A) Kalium oksida
(B) Kalsium oksida
(C) Kobalt (II) oksida
(D) Kobalt (III) oksida
(E) Mangan (IV) oksida
(F) Amonia
Pembahasan:
Tentukan nama senyawa di bawah ini:
(A) \(\ce{CsOH}\)
(B) \(\ce{Mg(OH)2}\)
(C) \(\ce{Al(OH)3}\)
(D) \(\ce{NiO}\)
(E) \(\ce{CuOH}\)
(F) \(\ce{Cu(OH)2}\)
Tentukan nama senyawa di bawah ini:
(A) \(\ce{CsOH}\)
(B) \(\ce{Mg(OH)2}\)
(C) \(\ce{Al(OH)3}\)
(D) \(\ce{NiO}\)
(E) \(\ce{CuOH}\)
(F) \(\ce{Cu(OH)2}\)
Pembahasan:
Tentukan rumus kimia dari senyawa di bawah ini:
(A) Rubium hidroksida
(B) Stronsium hidroksida
(C) Alumunium hidroksida
(D) Vanadium (III) hidroksida
(E) Seng (II) hidroksida
(F) Amonium hidroksida
Tentukan rumus kimia dari senyawa di bawah ini:
(A) Rubium hidroksida
(B) Stronsium hidroksida
(C) Alumunium hidroksida
(D) Vanadium (III) hidroksida
(E) Seng (II) hidroksida
(F) Amonium hidroksida
Pembahasan: