| Équations équilibrées la veille |
Cu(NO3)2 + 2 H2S = Cu + 2 SO2 + N2 + 2 H2O
HCl + HNO3 = H2O + NOCl + Cl2 =>
3 HCl + HNO3 = 2 H2O + NOCl + Cl2
C6H6 + HNO3 = C6H3N3O6 + H2O =>
C6H6 + 3 HNO3 = C6H3N3O6 + 3 H2O
NaO + H2O = Na(OH)2 =>
NaO + H2O = Na(OH)2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Cr + H3PO4 = P203 + CrPO4 + H2O =>
1015 Cr + 1624 H3PO4 = 3 P203 + 1015 CrPO4 + 2436 H2O
BeH2(s) + H2O(g) = BeH{-} + H3O{+} =>
BeH2(s) + H2O(g) = BeH{-} + H3O{+}
H2SO4ZnO = ZnSO4H2O =>
H2SO4ZnO = ZnSO4H2O
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
Ca + N2 = (Ca)2(N)3 =>
4 Ca + 3 N2 = 2(Ca)2(N)3
H2O2 + Fe3 = FeH + O2 =>
3 H2O2 + 2 Fe3 = 6 FeH + 3 O2
Cu3Fe2S5 + O2 = CuO + Fe2O3Fe3O4 + SO2SO3 =>
20 Cu3Fe2S5 + 183 O2 = 60 CuO + 8 Fe2O3Fe3O4 + 50 SO2SO3
HCl + HNO3 = H2O + NOCl + Cl2 =>
3 HCl + HNO3 = 2 H2O + NOCl + Cl2
Cr + H2O2 = Cr2O3 + H2O =>
2 Cr + 3 H2O2 = Cr2O3 + 3 H2O
Ag + NH3 + H2O = AgOH + NH4 =>
Ag + NH3 + H2O = AgOH + NH4
P + H2O + CuSO4 = HPO + H2SO4 + Cu =>
2 P + 2 H2O + CuSO4 = 2 HPO + H2SO4 + Cu
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
H2SO4 + NaHCO3 = Na2SO4 + H2O + CO210NaHCO3 + CH3COOH = NaCH3COO + H2O + CO2 =>
105 H2SO4 + 212 NaHCO3 = 105 Na2SO4 + 2 H2O + 2 CO210NaHCO3 + 104 CH3COOH
Na2O2 + SO3 = Na2SO3 + O2 =>
Na2O2 + SO3 = Na2SO3 + O2
I{-} + MnO4{-} + H{+} = Mn{+} + I2 + H2O =>
6 I{-} + MnO4{-} + 8 H{+} = Mn{+} + 3 I2 + 4 H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
FeS + HNO3 = Fe(NO3)3 + H2O + S + NO =>
FeS + 4 HNO3 = Fe(NO3)3 + 2 H2O + S + NO
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Al(s) + Fe2O3(aq) = Fe(s) + Al2O3(s) =>
2 Al(s) + Fe2O3(aq) = 2 Fe(s) + Al2O3(s)
NH3 + O3 = N2 + H2O =>
2 NH3 + O3 = N2 + 3 H2O
CaC2 + H2O + CO2 = Ca(OH)2 + CH2CHCO2H =>
6 CaC2 + 16 H2O + 3 CO2 = 6 Ca(OH)2 + 5 CH2CHCO2H
CS2 + Cl2 = CC4 + S2Cl2 =>
5 CS2 + 5 Cl2 = CC4 + 5 S2Cl2
Pb(NO3)2 + (NH4)3SO4 = NH4NO3 + Pb3(SO4)2 =>
3 Pb(NO3)2 + 2(NH4)3SO4 = 6 NH4NO3 + Pb3(SO4)2
C6H6 + HNO3 = C6H3N3O6 + H2O =>
C6H6 + 3 HNO3 = C6H3N3O6 + 3 H2O
PdCl2 + NaOH = Pd(OH)2 + NaCl =>
PdCl2 + 2 NaOH = Pd(OH)2 + 2 NaCl
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
K2S + Br = KBr + S =>
K2S + 2 Br = 2 KBr + S
K3 + P = KP =>
K3 + 3 P = 3 KP
Eu4P3O12 = EuPO4 + Eu2O3 + P4 =>
20 Eu4P3O12 = 48 EuPO4 + 16 Eu2O3 + 3 P4
CuSO4H2O + Fe = Cu + FeSO4H2O =>
CuSO4H2O + Fe = Cu + FeSO4H2O
Sb + Br2 = SbBr4 =>
Sb + 2 Br2 = SbBr4
K2Cr2O7 + CoCl2 = CoCr2O7 + KCl =>
K2Cr2O7 + CoCl2 = CoCr2O7 + 2 KCl
Na2SO4 + HBr = Na2SO3 + Br2 + H2O =>
Na2SO4 + 2 HBr = Na2SO3 + Br2 + H2O
NO2{-2} + H{+} + CO(NH2)2 = N2 + CO2 + H2O =>
6 NO2{-2} + 12 H{+} + 2 CO(NH2)2 = 5 N2 + 2 CO2 + 10 H2O
NaCl + MnO2 + H2SO4 = Cl2 + MnSO + NaSO4 + H2O3 =>
2 NaCl + 3 MnO2 + 5 H2SO4 = Cl2 + 3 MnSO + 2 NaSO4 + 5 H2O3
I2O6 + BrF3 = IF5 + O2 + BrF2 =>
I2O6 + 10 BrF3 = 2 IF5 + 3 O2 + 10 BrF2
SB2S5 + HNO3 + H2O = H3BO3 + H2SO4 + NO =>
SB2S5 + 14 HNO3 + 2 H2O = 2 H3BO3 + 6 H2SO4 + 14 NO
AgNO3 + Ga(OH)2 = Ag(OH)2 + GaNO3 =>
AgNO3 + Ga(OH)2 = Ag(OH)2 + GaNO3
Fe + HOH = FeO3 + H =>
Fe + 3 HOH = FeO3 + 6 H
SiCl4 = Si + Cl2 =>
SiCl4 = Si + 2 Cl2
HCl + S = H2S + Cl2 =>
2 HCl + S = H2S + Cl2
Fe + Cl2 + Be3(PO4)2 = BeCl2 + FePO4 =>
2 Fe + 3 Cl2 + Be3(PO4)2 = 3 BeCl2 + 2 FePO4
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
H = H202 =>
202 H = H202
CH3COOHKOH = CH3COOKOH2 =>
CH3COOHKOH = CH3COOKOH2
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