| Équations équilibrées la veille | Équations équilibrées le lendemain |
2(CH)3((CH)2)4(CH)3 + 35 O2 = 28 CO2 + 14 H2O
O2(g) + C6H8(l) = CO2(g) + H2O(g) =>
8 O2(g) + C6H8(l) = 6 CO2(g) + 4 H2O(g)
Al2S3 + BeCl2 = AlCl3 + BeS =>
Al2S3 + 3 BeCl2 = 2 AlCl3 + 3 BeS
Ru(OH)2{2+} + {-} + H{+} = Ru{3+} + H2O =>
Ru(OH)2{2+} + e + 2 H{+} = Ru{3+} + 2 H2O
Cr2O7{-} + I{-} + H{+} = Cr{+} + I2 + H2O =>
2 Cr2O7{-} + 22 I{-} + 28 H{+} = 4 Cr{+} + 11 I2 + 14 H2O
Ti(OH)3 + KNO3 + KOH = K2TiO3 + NH3 + H2O =>
8 Ti(OH)3 + KNO3 + 15 KOH = 8 K2TiO3 + NH3 + 18 H2O
Zn3(PO4)2 + Al2(CO3)3 = Zn(CO3) + AlPO4 =>
Zn3(PO4)2 + Al2(CO3)3 = 3 Zn(CO3) + 2 AlPO4
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
FeSO4 + HNO3 + H2SO3 = Fe2(SO4)3 + NO + H2O =>
6 FeSO4 + 4 HNO3 + 3 H2SO3 = 3 Fe2(SO4)3 + 4 NO + 5 H2O
CHBr3 + I2 = CHBr2 + BrI =>
2 CHBr3 + I2 = 2 CHBr2 + 2 BrI
NH4OH + ZnSO4 = (NH4)2SO4 + Zn(OH)2 =>
2 NH4OH + ZnSO4 = (NH4)2SO4 + Zn(OH)2
Na2U2O7 + (NH4)2SO4 = Na2SO4 + (NH4)2U2O7 =>
Na2U2O7 + (NH4)2SO4 = Na2SO4 + (NH4)2U2O7
cesium + iron(iii)perchlorate = iron + cesiumperchlorate =>
3 Cs + Fe(ClO4)3 = Fe + 3 CsClO4
potassiumsulfate + magnesium = magnesiumsulfate + potassium =>
K2SO4 + Mg = MgSO4 + 2 K
Mn(NO3)2 + NaBiO3 + HNO3 = HMnO40 + Bi(NO)3 + NaNO + H =>
11 Mn(NO3)2 + 40 NaBiO3 + 138 HNO3 = 11 HMnO40 + 40 Bi(NO)3 + 40 NaNO + 127 H
HCl + HaOH = H2O + HaCl =>
HCl + HaOH = H2O + HaCl
NO2 + H2O = HNO2 + O2 = HNO3 =>
4 NO2 + 2 H2O = 4 HNO2 + O2
NiS + NH4Cl = NiCl2 + (NH4)2S =>
NiS + 2 NH4Cl = NiCl2 + (NH4)2S
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
KBrICl = KCl + I2 + Br2 =>
2 KBrICl = 2 KCl + I2 + Br2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
KCl + NaNO3 = KClNaNO3 =>
KCl + NaNO3 = KClNaNO3
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
AgNO3 + K2CrO4 = Ag2CrO4 + KNO3 =>
2 AgNO3 + K2CrO4 = Ag2CrO4 + 2 KNO3
NH2OH + CuSO4 + NaOH = N2 + Cu + Na2SO4 + H2O =>
2 NH2OH + CuSO4 + 2 NaOH = N2 + Cu + Na2SO4 + 4 H2O
Ba(OH)2 + H4P2O7 = Ba3(PO4)2 + H2O =>
3 Ba(OH)2 + H4P2O7 = Ba3(PO4)2 + 5 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
H2(SO4) + Mg(OH)2 = H2O + MgSO4 =>
H2(SO4) + Mg(OH)2 = 2 H2O + MgSO4
Na2S2O2 + Br2 + NaOH = NaBr + Na2SO4 + H2O =>
Na2S2O2 + 5 Br2 + 12 NaOH = 10 NaBr + 2 Na2SO4 + 6 H2O
HAuCl2 = HAuCl4 + Au + HCl =>
3 HAuCl2 = HAuCl4 + 2 Au + 2 HCl
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
CaCO3 + CaHPO4 = Ca10(PO4)6(OH)2 + CO2 + H2O =>
4 CaCO3 + 6 CaHPO4 = Ca10(PO4)6(OH)2 + 4 CO2 + 2 H2O
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
ClOH = OH + Cl =>
ClOH = OH + Cl
H2O + H2SO2 = SO2 + H3O =>
2 H2O + H2SO2 = SO2 + 2 H3O
Cu2 + Co32 = CuCo3 =>
16 Cu2 + 3 Co32 = 32 CuCo3
CH3CHO + H0NO2 = C2H5ONO2 =>
CH3CHO + H0NO2 = C2H5ONO2
MnO2 + HBr = Br2 + MnBr2 + HOH =>
MnO2 + 4 HBr = Br2 + MnBr2 + 2 HOH
K2Cr2O7 + H2SO4 + CH3CH2OH = Cr2(SO4)3 + K2SO4 + CH3COOH + H2 =>
K2Cr2O7 + 4 H2SO4 + 7 CH3CH2OH = Cr2(SO4)3 + K2SO4 + 7 CH3COOH + 11 H2
SO2 + O = SO3 =>
SO2 + O = SO3
ZnS + NH3 = Zn(NH3) + S =>
ZnS + NH3 = Zn(NH3) + S
LiClO2 = LiCl + O =>
LiClO2 = LiCl + 2 O
Co(C2H3O2)2(aq) + Na2S(aq) = CoS(s) + NaC2H3O2(aq) =>
Co(C2H3O2)2(aq) + Na2S(aq) = CoS(s) + 2 NaC2H3O2(aq)
Kl + PbN2O6 = PbKl2 + KlNO3 =>
4 Kl + PbN2O6 = PbKl2 + 2 KlNO3
AuBr3(aq) + Zn(s) = AuZnBr3 =>
AuBr3(aq) + Zn(s) = AuZnBr3
O2 + P2O3 = P2O5 =>
O2 + P2O3 = P2O5
NH3 + Mg = H2 + MgN =>
2 NH3 + 2 Mg = 3 H2 + 2 MgN
CH3CH(OH)COOH + K2Cr2O7 + H2SO4 = CH3COCOOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH3CH(OH)COOH + K2Cr2O7 + 4 H2SO4 = 3 CH3COCOOH + Cr2(SO4)3 + K2SO4 + 7 H2O
C18H37ONaSO3 + H2SO4 + NaOH = C18H38O3NaSO3 + NaSO3 + H2 =>
C18H37ONaSO3 + H2SO4 + NaOH = C18H38O3NaSO3 + NaSO3 + H2
HONH2H2O = H2ONH2OH =>
HONH2H2O = H2ONH2OH
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Équations équilibrées sur02/20/25
Équations équilibrées sur03/22/24
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