| Équations équilibrées la veille | Équations équilibrées le lendemain |
6 KI + O3 + 3 H2O = 6 KOH + 3 I2
NaCH3COO + CuSO4 = Na2SO4 + Cu(CH3COO)2 =>
2 NaCH3COO + CuSO4 = Na2SO4 + Cu(CH3COO)2
HCrO4{-} + H2S + H{+} = Cr2O3 + SO4{2-} + H2O =>
8 HCrO4{-} + 3 H2S + 2 H{+} = 4 Cr2O3 + 3 SO4{2-} + 8 H2O
Na2CO3*3H2O2 + Co(OH)2 = Co2O3 + NaOH + CO2 + H2O =>
Na2CO3*3H2O2 + 6 Co(OH)2 = 3 Co2O3 + 2 NaOH + CO2 + 8 H2O
CH3CH2CHO + Cu(OH)2 = CH3CH2COOH + Cu3O + H2O =>
2 CH3CH2CHO + 3 Cu(OH)2 = 2 CH3CH2COOH + Cu3O + 3 H2O
HI + CuSO4 = CuI + HSO4 =>
HI + CuSO4 = CuI + HSO4
OHCH2CH2OH + K2Cr2O7 + H2SO4 = COOHCOOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 OHCH2CH2OH + 4 K2Cr2O7 + 16 H2SO4 = 3 COOHCOOH + 4 K2SO4 + 4 Cr2(SO4)3 + 22 H2O
CaCl2 + HCl = CaH2 + Cl =>
CaCl2 + 2 HCl = CaH2 + 4 Cl
Be(OH)2 + H2O = H3O + BeO2H =>
Be(OH)2 + H2O = H3O + BeO2H
H3PO4(aq) + NaOH(aq) = **H2O(l) + Na3PO4(aq) =>
H3PO4(aq) + 3 NaOH(aq) = 3**H2O(l) + Na3PO4(aq)
Zn2 + CdSO4 = Zn(SO4)2 + Cd =>
Zn2 + 4 CdSO4 = 2 Zn(SO4)2 + 4 Cd
Zn + H2O + NaOH = H2 + Na2[Zn(OH)4] =>
Zn + 2 H2O + 2 NaOH = H2 + Na2[Zn(OH)4]
Cl2O7H2O = HClO4 =>
Cl2O7H2O = 2 HClO4
K2Cr2O7 + H2SO4 + K2SO3 = Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 K2SO3 = Cr2(SO4)3 + 4 K2SO4 + 4 H2O
Ni + N2 = Ni3N2 =>
3 Ni + N2 = Ni3N2
HClO4 + Co = CoClO4 + H =>
HClO4 + Co = CoClO4 + H
CaCO3 + C = CaC2 + CO =>
CaCO3 + 4 C = CaC2 + 3 CO
Ai(OH)3 = Ai2O3 + H2O =>
2 Ai(OH)3 = Ai2O3 + 3 H2O
AgNO3 + KClO3 = AgClO3 + KNO3 =>
AgNO3 + KClO3 = AgClO3 + KNO3
H{+} + Cr2O7{2-} + Cl{-} = Cr{3+} + Cl2 + H2O =>
14 H{+} + Cr2O7{2-} + 6 Cl{-} = 2 Cr{3+} + 3 Cl2 + 7 H2O
Li2O + SO3 = Li2O3 + SO =>
Li2O + SO3 = Li2O3 + SO
Zn + KNO3 + NaOH + H2O = NH3 + Na2Zn(OH)4 + K2Zn(OH)4 =>
8 Zn + 2 KNO3 + 14 NaOH + 12 H2O = 2 NH3 + 7 Na2Zn(OH)4 + K2Zn(OH)4
AgCrO4 + HNO3 = AgNO3 + HCrO4 =>
AgCrO4 + HNO3 = AgNO3 + HCrO4
CH3CH2CH2CHO + CH2O = CH3CH2C(CH2OH)2CHO =>
CH3CH2CH2CHO + 2 CH2O = CH3CH2C(CH2OH)2CHO
KH + S = K2S + H =>
2 KH + S = K2S + 2 H
CS2 = C2 + S =>
2 CS2 = C2 + 4 S
CH3 = CH2 + H2 =>
2 CH3 = 2 CH2 + H2
Ni + N2 = NiN2 =>
Ni + N2 = NiN2
BeH2 + KOH + H2O = K2[Be(OH)4] + H2 =>
BeH2 + 2 KOH + 2 H2O = K2[Be(OH)4] + 2 H2
NaCl + H{2}SO{4} = Na{2}SO{4} + HCl =>
NaCl + H{2}SO{4} = Na{2}SO{4} + HCl
CuSO4 + MnO2 = MnSO4 + CuO2 =>
CuSO4 + MnO2 = MnSO4 + CuO2
Zn + N = ZnN =>
Zn + N = ZnN
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
NaS + Ca(OH)2 = NaOH + CaS2 =>
2 NaS + Ca(OH)2 = 2 NaOH + CaS2
H2A + NaOH = AOH + NaH2 =>
H2A + NaOH = AOH + NaH2
KCN + Ag + O2 + H2O = KAg(CN)2 + KOH =>
8 KCN + 4 Ag + O2 + 2 H2O = 4 KAg(CN)2 + 4 KOH
K = K2 =>
2 K = K2
(NH4)2SO4(aq) + MgBr2(aq) = MgSO4 + NH4Br =>
(NH4)2SO4(aq) + MgBr2(aq) = MgSO4 + 2 NH4Br
Fe2(SO4)3 + KOH = Fe(OH)3 + K2SO4 =>
Fe2(SO4)3 + 6 KOH = 2 Fe(OH)3 + 3 K2SO4
Na2S + Na3AsO4 + HCl = As2S3 + S + NaCl + H2O =>
5 Na2S + 2 Na3AsO4 + 16 HCl = As2S3 + 2 S + 16 NaCl + 8 H2O
VO4{-3} + SO2 + H{+} = VO2 + SO4{-2} + H2O =>
2 VO4{-3} + SO2 + 4 H{+} = 2 VO2 + SO4{-2} + 2 H2O
NaHCO3 + AlBr3 = Al(OH)3 + NaBr + CO2 =>
3 NaHCO3 + AlBr3 = Al(OH)3 + 3 NaBr + 3 CO2
NaCIO = NaCIO3 + NaCI =>
3 NaCIO = NaCIO3 + 2 NaCI
H3PO4 + C = P4 + CO2 + H2O =>
4 H3PO4 + 5 C = P4 + 5 CO2 + 6 H2O
HOCH2CH2OH + O2 = CO2 + H2O =>
2 HOCH2CH2OH + 5 O2 = 4 CO2 + 6 H2O
NO2(g) + O2(g) + H2O(l) = HNO3 =>
4 NO2(g) + O2(g) + 2 H2O(l) = 4 HNO3
SO4 + H2O = SO4H + OH =>
SO4 + H2O = SO4H + OH
(CuSiO3*2H2O) = CuO + H2O + SiO2 =>
(CuSiO3*2H2O) = CuO + 2 H2O + SiO2
Pb(NO3)2Na(HCO3) = Pb(HCO3)Na(NO3)2 =>
Pb(NO3)2Na(HCO3) = Pb(HCO3)Na(NO3)2
CO + I2 = COI3 =>
2 CO + 3 I2 = 2 COI3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/22/24
Équations équilibrées sur12/22/23
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