| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CH4 = C2H2 + 3 H2
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
Cr2O7{2}{-} + SO2 + H{+} = Cr{3}{+} + SO4{2}{-} + H2O =>
3 Cr2O7{2}{-} + 5 SO2 + 22 H{+} = 6 Cr{3}{+} + 5 SO4{2}{-} + 11 H2O
Na2CO3(s) + CH3COOH(aq) = CH3COONa(aq) + CO2(g) + H2O(l) =>
Na2CO3(s) + 2 CH3COOH(aq) = 2 CH3COONa(aq) + CO2(g) + H2O(l)
Li + Po4 = Li3Po4 =>
3 Li + Po4 = Li3Po4
H3N + Br2 = N2 + NH4{+} + Br{-} =>
8 H3N + 3 Br2 = N2 + 6 NH4{+} + 6 Br{-}
Na2SO4 + MgCl2 = MgSO4 + NaCl =>
Na2SO4 + MgCl2 = MgSO4 + 2 NaCl
Li + PO4 = Li3(PO4) =>
3 Li + PO4 = Li3(PO4)
NaBr + K2MnO4 + H2SO4 = Br2 + MnSO4 + Na2SO4 + K2SO4 + H2O =>
4 NaBr + K2MnO4 + 4 H2SO4 = 2 Br2 + MnSO4 + 2 Na2SO4 + K2SO4 + 4 H2O
ZnO + NaCN + NaOH = H2O + N2 + Na2CO3 + Zn =>
5 ZnO + 2 NaCN + 2 NaOH = H2O + N2 + 2 Na2CO3 + 5 Zn
Li + PO4 = Li3(PO4) =>
3 Li + PO4 = Li3(PO4)
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Al + CdCl2 = Cd + AlCl3 =>
2 Al + 3 CdCl2 = 3 Cd + 2 AlCl3
Mg + Zn(NO3) = MgZn + (NO3) =>
Mg + Zn(NO3) = MgZn + (NO3)
Cu2O + H2 = Cu2H2 + O =>
Cu2O + H2 = Cu2H2 + O
HPO3 + NaOH = NaH2PO4 =>
HPO3 + NaOH = NaH2PO4
Ni{2+} + H2O = Ni(OH)2 + H3O{+} =>
Ni{2+} + 4 H2O = Ni(OH)2 + 2 H3O{+}
Fe(SCN)3 + FeCl3 = Fe + ClSCN =>
Fe(SCN)3 + FeCl3 = 2 Fe + 3 ClSCN
Na2CO3(s) + CH3COOH(aq) = NaCH3COO + H2O + CO2 =>
Na2CO3(s) + 2 CH3COOH(aq) = 2 NaCH3COO + H2O + CO2
Cu(CH3COO)2 + Na3PO4 = Cu3(PO4)2 + Na2(CH3COO)2 =>
3 Cu(CH3COO)2 + 2 Na3PO4 = Cu3(PO4)2 + 3 Na2(CH3COO)2
Li + PO4 = Li3(PO4) =>
3 Li + PO4 = Li3(PO4)
H3N = H2 + N2 =>
2 H3N = 3 H2 + N2
K = K2 =>
2 K = K2
Li + Po4 = Li3Po4 =>
3 Li + Po4 = Li3Po4
C3H5N3O9 = CO2 + O2 + N2 + H2O =>
4 C3H5N3O9 = 12 CO2 + O2 + 6 N2 + 10 H2O
Cr + H{+} = Cr3{+} + H2 =>
6 Cr + 2 H{+} = 2 Cr3{+} + H2
NH4Fe(SO4)2 + NaOH = NH4OH + Fe(OH)3 + Na2SO4 =>
NH4Fe(SO4)2 + 4 NaOH = NH4OH + Fe(OH)3 + 2 Na2SO4
PH3 + KClO3 + KOH = KCl + K3PO4 + H2O =>
3 PH3 + 4 KClO3 + 9 KOH = 4 KCl + 3 K3PO4 + 9 H2O
Li + Po4 = Li3Po4 =>
3 Li + Po4 = Li3Po4
NaCN + ZnSO4 = Na2[Zn(CN)4] + Na2SO4 =>
4 NaCN + ZnSO4 = Na2[Zn(CN)4] + Na2SO4
C6H12 + O2 = C + H2O =>
C6H12 + 3 O2 = 6 C + 6 H2O
Ca(s) + Zn(NO3)2(aq) = Ca(NO3)2 + Zn =>
Ca(s) + Zn(NO3)2(aq) = Ca(NO3)2 + Zn
HBr + Sr = HSr + Br =>
HBr + Sr = HSr + Br
KHCO3HCl = HHCO3KCl =>
KHCO3HCl = HHCO3KCl
SO4 + BaCl2 = BaSO4 + Cl2 =>
SO4 + BaCl2 = BaSO4 + Cl2
KOH + CH3COOH = CH3COOK + H2O =>
KOH + CH3COOH = CH3COOK + H2O
Na2SO4(aq) + KOH(aq) = NaOH(aq) + K2SO4(aq) =>
Na2SO4(aq) + 2 KOH(aq) = 2 NaOH(aq) + K2SO4(aq)
Sr + HBr = SrBr2 + H =>
Sr + 2 HBr = SrBr2 + 2 H
K2Se + Co + Se = KCoSe2 =>
K2Se + 2 Co + 3 Se = 2 KCoSe2
Me + H2O = MeOH + H2(g) =>
2 Me + 2 H2O = 2 MeOH + H2(g)
Ca(s) + Zn(NO3)2(aq) = Ca(NO3)(aq) + Zn(s) =>
2 Ca(s) + Zn(NO3)2(aq) = 2 Ca(NO3)(aq) + Zn(s)
H3(PO4) + Al(OH)3 = H2O + Al(PO4) =>
H3(PO4) + Al(OH)3 = 3 H2O + Al(PO4)
(NH4)2C2O4 + KOH = NH3 + K2C2O4 + H2O =>
(NH4)2C2O4 + 2 KOH = 2 NH3 + K2C2O4 + 2 H2O
BaCl2 + KCl = Cl2 + KBa =>
2 BaCl2 + 2 KCl = 3 Cl2 + 2 KBa
HBrO4 + Fe(OH)2 = BrO2 + H2O + FeO2 =>
2 HBrO4 + 3 Fe(OH)2 = 2 BrO2 + 4 H2O + 3 FeO2
Ca(OH)2 + H3Po4 = Ca3(Po4)2 + H2O =>
3 Ca(OH)2 + 2 H3Po4 = Ca3(Po4)2 + 6 H2O
Fe(SO4)3 = Fe + SO4 =>
Fe(SO4)3 = Fe + 3 SO4
NaNO3 + Zn + NaOH = NO + Na2ZnO2 + H2O =>
2 NaNO3 + 3 Zn + 4 NaOH = 2 NO + 3 Na2ZnO2 + 2 H2O
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
Na(OH) + H2(SO4) = Na2SO4 + H2O =>
2 Na(OH) + H2(SO4) = Na2SO4 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/17/24
Équations équilibrées sur12/17/23
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