| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ca2O2 + 2 H2O = 2 Ca(OH)2
H3PO4 + Li(OH)2 = Li3(PO4)2 + H2 + OH =>
2 H3PO4 + 3 Li(OH)2 = Li3(PO4)2 + 3 H2 + 6 OH
HCO3 + H2O = C6H12O6 + O2 =>
12 HCO3 + 6 H2O = 2 C6H12O6 + 15 O2
(CH3)3 + HNO3 = CO2 + N2 + H2O =>
10(CH3)3 + 42 HNO3 = 30 CO2 + 21 N2 + 66 H2O
NaNO2 + HCl = NO + NO3 + NaCl + H2O =>
4 NaNO2 + 4 HCl = 3 NO + NO3 + 4 NaCl + 2 H2O
SnO + C = CO + Sn =>
SnO + C = CO + Sn
*Mg + FeO = MgO + Fe =>
*Mg + FeO = MgO + Fe
KCl + KMnO4 = Cl2 + K2O + MnCl2 =>
14 KCl + 2 KMnO4 = 5 Cl2 + 8 K2O + 2 MnCl2
Ca3(PO4)2 + H2SO4 + H2O = CaSO4*2H2O + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 + 4 H2O = 2 CaSO4*2H2O + Ca(H2PO4)2
Ag + PO4 = Ag3(PO4)2 =>
3 Ag + 2 PO4 = Ag3(PO4)2
Mg(OH)(k)HNO3(aq) = MgNO3(aq)H2O(s) =>
Mg(OH)(k)HNO3(aq) = MgNO3(aq)H2O(s)
Sn(OH)2 + HNO3 = Sn(OH)NO3 + H2O =>
Sn(OH)2 + HNO3 = Sn(OH)NO3 + H2O
C6H8CH3 + O2 = CO2 + H2O =>
4 C6H8CH3 + 39 O2 = 28 CO2 + 22 H2O
Sc + HNO3 = Sc(NO3)2 + NO + H2O =>
3 Sc + 8 HNO3 = 3 Sc(NO3)2 + 2 NO + 4 H2O
BaCl2(aq) + Na2SO4 = BaSO4(aq) + NaCl =>
BaCl2(aq) + Na2SO4 = BaSO4(aq) + 2 NaCl
MnO4 + HNO2 = NO3 + Mn + H2O =>
3 MnO4 + 8 HNO2 = 8 NO3 + 3 Mn + 4 H2O
NH + HNO2 = NHNO2 + H =>
NH + HNO2 = NHNO2 + H
Al + Zr + Ru = AlZrRu =>
Al + Zr + Ru = AlZrRu
CuAgNo3 = CuNo3Ag =>
CuAgNo3 = CuNo3Ag
C7H8 + H2O = CO + H2 =>
C7H8 + 7 H2O = 7 CO + 11 H2
MgS + H2O = Mg(OH)2 + Mg(SH)2 =>
2 MgS + 2 H2O = Mg(OH)2 + Mg(SH)2
I2 + Na2SO3 = I(SO3)2 + Na =>
I2 + 4 Na2SO3 = 2 I(SO3)2 + 8 Na
Ca3(PO4)2 + Li2SO4 = Li3PO4 + CaSO4 =>
Ca3(PO4)2 + 3 Li2SO4 = 2 Li3PO4 + 3 CaSO4
Nb(CN)4 + H2SO4 = HCN + Nb(SO4)2 =>
Nb(CN)4 + 2 H2SO4 = 4 HCN + Nb(SO4)2
Na + CuSO4 = Na2SO4 + Cu =>
2 Na + CuSO4 = Na2SO4 + Cu
H2SO4 + KJ = H2S + H2O + J2 + K2SO4 =>
5 H2SO4 + 8 KJ = H2S + 4 H2O + 4 J2 + 4 K2SO4
FeSO4 + H2SO4 + NH4SCN + H2O2 = Fe(SCN)6 + H2NH4(SO4)2 + H2O =>
FeSO4 + 11 H2SO4 + 6 NH4SCN + 5 H2O2 = Fe(SCN)6 + 6 H2NH4(SO4)2 + 10 H2O
C6H12O6 + H2O = CH4 + O2 =>
C6H12O6 + 6 H2O = 6 CH4 + 6 O2
(NH4)2*Fe(SO4)2*6H2O + K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + K2SO4 + (NH4)2SO4 + H2O =>
3(NH4)2*Fe(SO4)2*6H2O + 2 K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + 3 K2SO4 + 3(NH4)2SO4 + 18 H2O
Pb + Mg{2+} = Pb{2+} + Mg =>
Pb + Mg{2+} = Pb{2+} + Mg
CoCl2(aq) + CuSO4(aq) = Co(SO4)2(s) + CuCl(aq) =>
CoCl2(aq) + 2 CuSO4(aq) = Co(SO4)2(s) + 2 CuCl(aq)
CH3CN + O2 = CO2 + H2O + NO2 =>
4 CH3CN + 15 O2 = 8 CO2 + 6 H2O + 4 NO2
AlCl3 + KHCO3 = KCl + Al(OH)3 + CO2 =>
AlCl3 + 3 KHCO3 = 3 KCl + Al(OH)3 + 3 CO2
Na2B4O7*10H2O(borax) + HCl = NaCl + H3BO3 + H2O =>
Na2B4O7*10H2O(borax) + 2 HCl = 2 NaCl + 4 H3BO3 + 5 H2O
Si(OH)4 + NaBr = SiBr4 + NaOH =>
Si(OH)4 + 4 NaBr = SiBr4 + 4 NaOH
KSSK + HSCH2COOH = KSSCH2COOH + KSH =>
KSSK + HSCH2COOH = KSSCH2COOH + KSH
Hg(NO3)2 + Fe = Hg + Fe2(NO3)2 =>
Hg(NO3)2 + 2 Fe = Hg + Fe2(NO3)2
Ca10F2(P04)6 + H2S04 = HF + Ca(H2P04)2 + CaS04 =>
Ca10F2(P04)6 + 7 H2S04 = 2 HF + 3 Ca(H2P04)2 + 7 CaS04
Ti2Nb2C3F2 = Nb6C5 + TiC + TiF4 + Ti =>
6 Ti2Nb2C3F2 = 2 Nb6C5 + 8 TiC + 3 TiF4 + Ti
MgCl2(aq) + AgNO3(aq) = Mg(NO3)2(s) + AgCl(aq) =>
MgCl2(aq) + 2 AgNO3(aq) = Mg(NO3)2(s) + 2 AgCl(aq)
ZnSO4 + NaOH = Na2SO4 + Zn(OH)2 =>
ZnSO4 + 2 NaOH = Na2SO4 + Zn(OH)2
Mg + CH3CO2H = (CH3CO2)2Mg + H2 =>
Mg + 2 CH3CO2H = (CH3CO2)2Mg + H2
NH4HCO3 + NaOH = NH4OH + NaHCO3 =>
NH4HCO3 + NaOH = NH4OH + NaHCO3
Zn + Cr2(SO4)3 = ZnSO4 + CrSO4 =>
Zn + Cr2(SO4)3 = ZnSO4 + 2 CrSO4
ClO4H + KOH = KClO4 + H2O =>
ClO4H + KOH = KClO4 + H2O
FeCl2H2O + FeCl3 + NaOH = Fe3O4 + NaCl + H2O =>
FeCl2H2O + 2 FeCl3 + 8 NaOH = Fe3O4 + 8 NaCl + 5 H2O
Fe2O3 + CF4 = FeF3 + CO2 =>
2 Fe2O3 + 3 CF4 = 4 FeF3 + 3 CO2
Cu + H2O + CO2 + O2 = Cu2(OH)2CO3 =>
2 Cu + H2O + CO2 + O2 = Cu2(OH)2CO3
Li + HOH = LiOH + H =>
Li + HOH = LiOH + H
NaI + Cd(OH)2 = CdI2 + NaOH =>
2 NaI + Cd(OH)2 = CdI2 + 2 NaOH
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