| Équations équilibrées la veille |
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NO2 + H = NH3 + H2O =>
NO2 + 7 H = NH3 + 2 H2O
NH2CH2COOH + NaCl = NH2CH2COONa + HCl =>
NH2CH2COOH + NaCl = NH2CH2COONa + HCl
Zn(CH3COO)2 + C2H5OH = Zn(OH)2 + C2H5 + COO =>
9 Zn(CH3COO)2 + 14 C2H5OH = 9 Zn(OH)2 + 24 C2H5 + 16 COO
CHCCH3 + H2 = CH3CH2CH3 =>
CHCCH3 + 2 H2 = CH3CH2CH3
copper(ii)oxide + carbon = carbondioxide + copper =>
2 CuO + C = CO2 + 2 Cu
FeSO4 + NH3 + H2O = (NH4)2SO4 + Fe(NH3)4(OH)2 =>
FeSO4 + 6 NH3 + 2 H2O = (NH4)2SO4 + Fe(NH3)4(OH)2
Ba + (SO4) = Ba2(SO4)2 =>
2 Ba + 2(SO4) = Ba2(SO4)2
HC1 + Na3AsO3 = NaC1 + H3AsO3 =>
3 HC1 + Na3AsO3 = 3 NaC1 + H3AsO3
HCl + Mg + O2 = MgCl2 + H2O =>
4 HCl + 2 Mg + O2 = 2 MgCl2 + 2 H2O
C17H136 + O2 = CO2 + H2O =>
C17H136 + 51 O2 = 17 CO2 + 68 H2O
PbCl2 + Na2CrO4 = PbCrO4 + NaCl(s) =>
PbCl2 + Na2CrO4 = PbCrO4 + 2 NaCl(s)
NaHCO3 + H3C5H5O7 = NaH2C6H5O7 + CO2 + H2O =>
7 NaHCO3 + 9 H3C5H5O7 = 7 NaH2C6H5O7 + 10 CO2 + 15 H2O
N2SO3 + NaOH = N2OH + NaSO3 =>
N2SO3 + NaOH = N2OH + NaSO3
CrO2(ac) + ClO(ac) = CrO4(ac) + Cl(ac) =>
CrO2(ac) + 2 ClO(ac) = CrO4(ac) + 2 Cl(ac)
KMnO4 + K2SO3 + H2SO4 = MnSO4 + KSO4 + H2O =>
KMnO4 + K2SO3 + 3 H2SO4 = MnSO4 + 3 KSO4 + 3 H2O
Pb2(NO3)2 + NaI = NaNO3 + PbI =>
Pb2(NO3)2 + 2 NaI = 2 NaNO3 + 2 PbI
Fe(NO3)3 + NaCN = Fe(CN)6Na3 + NaNO3 =>
Fe(NO3)3 + 6 NaCN = Fe(CN)6Na3 + 3 NaNO3
CaH3 + H2O = CaOH2 + H =>
CaH3 + H2O = CaOH2 + 3 H
Mg3N2(s) + HCl(aq) = MgCl2(aq) + NH3(aq) =>
Mg3N2(s) + 6 HCl(aq) = 3 MgCl2(aq) + 2 NH3(aq)
Sb2S3 + HNO3 = HSbO3 + NO + S + H2O =>
3 Sb2S3 + 10 HNO3 = 6 HSbO3 + 10 NO + 9 S + 2 H2O
CuSO4 + KI = K2SO4 + I2 + CuI =>
2 CuSO4 + 4 KI = 2 K2SO4 + I2 + 2 CuI
Na2N = Na + N2 =>
2 Na2N = 4 Na + N2
HNO3 + HCl + Au = H2O + HAuCl4 + NO2 =>
3 HNO3 + 4 HCl + Au = 3 H2O + HAuCl4 + 3 NO2
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Ni(CN)2 + H3O = H2O + Ni + HCN =>
Ni(CN)2 + 2 H3O = 2 H2O + Ni + 2 HCN
MnO + H = Mn + HO =>
MnO + H = Mn + HO
H3AsO4 + H2S = S + H3AsO3 + H2O =>
H3AsO4 + H2S = S + H3AsO3 + H2O
NH2CH2COOH + NaCl = NH2CH2COONa + HCl =>
NH2CH2COOH + NaCl = NH2CH2COONa + HCl
HgCl2 + HCl + SnCl2 = Hg + H2[SnCl6] =>
HgCl2 + 2 HCl + SnCl2 = Hg + H2[SnCl6]
Cd(NO3)2 + NH4Cl = CdCl + (NO3)2 + NH4 =>
Cd(NO3)2 + NH4Cl = CdCl + (NO3)2 + NH4
AlCl3 + NaAlO2 + H2O = Al(OH)3 + NaCl =>
AlCl3 + 3 NaAlO2 + 6 H2O = 4 Al(OH)3 + 3 NaCl
NH4{+} + NaOH = NH3{+} + HNaOH =>
NH4{+} + NaOH = NH3{+} + HNaOH
CaBr2 + Na2SO4 = CaSO4 + NaBr =>
CaBr2 + Na2SO4 = CaSO4 + 2 NaBr
FeCl2 + NaI = I2 + NaCl + Fe =>
FeCl2 + 2 NaI = I2 + 2 NaCl + Fe
HC3H5O3(aq) + OH{-}(aq) = C3H5O3{-}(aq) + H2O(l) =>
HC3H5O3(aq) + OH{-}(aq) = C3H5O3{-}(aq) + H2O(l)
(NH4)2[Hg(CNS)4] + ZnSO4 = Zn[Hg(CNS)4] + (NH4)2SO4 =>
(NH4)2[Hg(CNS)4] + ZnSO4 = Zn[Hg(CNS)4] + (NH4)2SO4
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Fe2O2O3 + C = CO + Fe =>
Fe2O2O3 + 5 C = 5 CO + 2 Fe
HC2H3O2 + H2O = C2H3O2{-} + H3O{+} =>
HC2H3O2 + H2O = C2H3O2{-} + H3O{+}
Zn(OH)2 + CaO = CaZnO2 + H2O =>
Zn(OH)2 + CaO = CaZnO2 + H2O
Cr2(SO4)3 + K2SiO3 = Cr2(SiO3)3 + K2SO4 =>
Cr2(SO4)3 + 3 K2SiO3 = Cr2(SiO3)3 + 3 K2SO4
Cu + NaOH = [Cu(OH)2] + Na =>
Cu + 2 NaOH = [Cu(OH)2] + 2 Na
FeCl2(aq) + (NH)3PO4(aq) = FePO4 + Cl2(NH)3 =>
FeCl2(aq) + (NH)3PO4(aq) = FePO4 + Cl2(NH)3
SnCl4(aq) + Cd(s) = CdCl2(aq) + Sn(s) =>
SnCl4(aq) + 2 Cd(s) = 2 CdCl2(aq) + Sn(s)
Li2 + O = LiO2 =>
Li2 + 4 O = 2 LiO2
Mn{3} + H2O = Mn{2} + MnO{2} + H{+} =>
2 Mn{3} + H2O = Mn{2} + MnO{2} + 2 H{+}
Cr + Cl2 = CrCl3 =>
2 Cr + 3 Cl2 = 2 CrCl3
AgNo3 + Na2SO4 = AgSO4 + No3Na2 =>
AgNo3 + Na2SO4 = AgSO4 + No3Na2
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
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