| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na + S = Na2S
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
CaCl2 + SO4 = CaSO4 + Cl2 =>
CaCl2 + SO4 = CaSO4 + Cl2
FeO + HBr = FeBr + OH =>
FeO + HBr = FeBr + OH
V + HF + HNO3 = H2VF7 + NO + H2O =>
3 V + 21 HF + 5 HNO3 = 3 H2VF7 + 5 NO + 10 H2O
CH2O + Ag(NH3)2OH = CHOONH4 + NH3 + Ag + H2O =>
CH2O + 2 Ag(NH3)2OH = CHOONH4 + 3 NH3 + 2 Ag + H2O
Ge + HNO3 + HF = (NH4)2GeF6 + H2GeF6 + H2O =>
4 Ge + 2 HNO3 + 24 HF = (NH4)2GeF6 + 3 H2GeF6 + 6 H2O
Zn + PbNO3{-} = ZnNO3{-} + Pb =>
Zn + PbNO3{-} = ZnNO3{-} + Pb
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
C3H6O2 + O2 = CO2 + H2O =>
2 C3H6O2 + 7 O2 = 6 CO2 + 6 H2O
C5H8 + O2 = CO2 + H2O =>
C5H8 + 7 O2 = 5 CO2 + 4 H2O
MnO4{-} + W{3+} + H{+} = Mn{2+} + H2O + WO2{2+} =>
3 MnO4{-} + 5 W{3+} + 4 H{+} = 3 Mn{2+} + 2 H2O + 5 WO2{2+}
C14H30 = C8H18 + C3H6 =>
C14H30 = C8H18 + 2 C3H6
KMnO4 + C3H6O = C3H6O2 + KMnO2 =>
KMnO4 + 2 C3H6O = 2 C3H6O2 + KMnO2
H2O + SO3 = H2SO4 =>
H2O + SO3 = H2SO4
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
Al + KOH = Al(OH)3 + K =>
Al + 3 KOH = Al(OH)3 + 3 K
NH3 + SO2 = (NH3)SO2 =>
NH3 + SO2 = (NH3)SO2
K2O + Cs2O = KCsO =>
K2O + Cs2O = 2 KCsO
Ge + HNO3 = GeO + H2O + NO =>
3 Ge + 2 HNO3 = 3 GeO + H2O + 2 NO
SIF4 + NaOH = Na4SIO4 + NaF + H2O =>
SIF4 + 8 NaOH = Na4SIO4 + 4 NaF + 4 H2O
Na2ZnO2 + HCl = Zn(OH)2 + NaCl =>
Na2ZnO2 + 2 HCl = Zn(OH)2 + 2 NaCl
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
K2O + Cs2O = KCsO =>
K2O + Cs2O = 2 KCsO
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
K2O + Cs2O = KCsO =>
K2O + Cs2O = 2 KCsO
CH3COOH + NH4CO3 = CH3COONH4 + CO2 + H2O =>
9 CH3COOH + 8 NH4CO3 = 8 CH3COONH4 + 10 CO2 + 6 H2O
Cr2(SO4)3 + KMnO4 + H2O = H2Cr2O7 + Mn(OH)2 + H2SO4 + K2SO4 =>
5 Cr2(SO4)3 + 6 KMnO4 + 23 H2O = 5 H2Cr2O7 + 6 Mn(OH)2 + 12 H2SO4 + 3 K2SO4
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
K2O + Cs2O = KCsO =>
K2O + Cs2O = 2 KCsO
LiHCO3 = Li2CO3 + H2CO3 =>
2 LiHCO3 = Li2CO3 + H2CO3
CH3COOH + KOH = HOH + KCH3COO =>
CH3COOH + KOH = HOH + KCH3COO
As2S2 + HNO3 = H3AsO4 + SO2 + NO2 + H2O =>
As2S2 + 18 HNO3 = 2 H3AsO4 + 2 SO2 + 18 NO2 + 6 H2O
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
K2O + Cs2O = KCsO =>
K2O + Cs2O = 2 KCsO
Na(s) + Br2(l) = NaBr(s) =>
2 Na(s) + Br2(l) = 2 NaBr(s)
Na2CO3 = Na2O + CO2 =>
Na2CO3 = Na2O + CO2
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
NH3 + NO2 = N20 + H2O =>
80 NH3 + 60 NO2 = 7 N20 + 120 H2O
K2O + Cs2O = KCsO =>
K2O + Cs2O = 2 KCsO
CuSO4 + KI = CuI + I2 + K2SO4 =>
2 CuSO4 + 4 KI = 2 CuI + I2 + 2 K2SO4
Al + H2SO4 = H2S + AlSO4 + H2O =>
4 Al + 5 H2SO4 = H2S + 4 AlSO4 + 4 H2O
HCl + Mg(NO3)2 = MgCl2 + HNO3 =>
2 HCl + Mg(NO3)2 = MgCl2 + 2 HNO3
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
KNO2 + HCl = KCl + NO + H2O + KNO3 =>
3 KNO2 + 2 HCl = 2 KCl + 2 NO + H2O + KNO3
K2Cr2O7 + H2O2 + H2SO4 + (C2H5)2O = Cr(O2)2O((C2H5)2O) + K2SO4 + H2O =>
K2Cr2O7 + 4 H2O2 + H2SO4 + 2(C2H5)2O = 2 Cr(O2)2O((C2H5)2O) + K2SO4 + 5 H2O
H2(SO4) + BaBr2 = HBr + Ba(SO4) =>
H2(SO4) + BaBr2 = 2 HBr + Ba(SO4)
BN + F2 = BF3 + N2 =>
2 BN + 3 F2 = 2 BF3 + N2
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/14/25
Équations équilibrées sur02/13/24
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