| Équations équilibrées la veille | Équations équilibrées le lendemain |
C7H16S + 11 O2 = 7 CO2 + 8 H2O + S
KMnO4 + H2O + H2CO = KO2 + MnOH + H2CO2 =>
2 KMnO4 + H2O + 3 H2CO = 2 KO2 + 2 MnOH + 3 H2CO2
Zn2 + HBr = ZnBr + H =>
Zn2 + 2 HBr = 2 ZnBr + 2 H
ZnSO4 + H2O = H2SO4 + Zn(OH)2 =>
ZnSO4 + 2 H2O = H2SO4 + Zn(OH)2
K2Cr2O7 + KI + NaOH = Cr2OH + KOH + I2 + NaO =>
K2Cr2O7 + 4 KI + 7 NaOH = Cr2OH + 6 KOH + 2 I2 + 7 NaO
Na[Au(CN)2] + Mg = Na2[Mg(CN)4] + Au =>
2 Na[Au(CN)2] + Mg = Na2[Mg(CN)4] + 2 Au
C18H21NO3 + H2O = C18H20NO3 + H3O =>
C18H21NO3 + H2O = C18H20NO3 + H3O
FeO + C + Cl2 = FeCl2 + CO2 =>
2 FeO + C + 2 Cl2 = 2 FeCl2 + CO2
CH3 + H2O = CO + H2 =>
2 CH3 + 2 H2O = 2 CO + 5 H2
FeS + NaCN = FeCN + NaS =>
FeS + NaCN = FeCN + NaS
Na + H5O = Na5O3H + H2 =>
5 Na + 3 H5O = Na5O3H + 7 H2
K + H2SO2 = K2SO4 + H2O + H2S =>
4 K + 5 H2SO2 = 2 K2SO4 + 2 H2O + 3 H2S
HCH3COO(aq) + NaHCO3(s) = NaCH3COO(aq) + H2O(l) + CO2(g) =>
HCH3COO(aq) + NaHCO3(s) = NaCH3COO(aq) + H2O(l) + CO2(g)
KCN + Ag + O2 + H2O = KAg(CN)2 + KOH =>
8 KCN + 4 Ag + O2 + 2 H2O = 4 KAg(CN)2 + 4 KOH
ZnSO4 = Zn + SO2 + O2 =>
ZnSO4 = Zn + SO2 + O2
CH3 + H2O = CO2 + H2 =>
2 CH3 + 4 H2O = 2 CO2 + 7 H2
BF3(g) + H2O(g) = B2O3(s) + HF(g) =>
2 BF3(g) + 3 H2O(g) = B2O3(s) + 6 HF(g)
H2S + H2O2 = S + H2O =>
H2S + H2O2 = S + 2 H2O
FeCl2 + AgNO3 = Fe(NO3)2 + AgCl =>
FeCl2 + 2 AgNO3 = Fe(NO3)2 + 2 AgCl
CH3CH2CHCl2 + H2O = CH3CH2COH + HCl =>
CH3CH2CHCl2 + H2O = CH3CH2COH + 2 HCl
HPO4{2-} = H{+} + PO4{3-} =>
HPO4{2-} = H{+} + PO4{3-}
Al2S3 + HNO3 = H2S + Al(NO3)3 =>
Al2S3 + 6 HNO3 = 3 H2S + 2 Al(NO3)3
Rb + HC2H3O2 = RbC2H3O2 + H =>
Rb + HC2H3O2 = RbC2H3O2 + H
NaHCO3 + CH3COOH = HCOONa + H2O + CO2 =>
4 NaHCO3 + CH3COOH = 4 HCOONa + 2 H2O + 2 CO2
TiO2 + V = V2O5 + Ti =>
5 TiO2 + 4 V = 2 V2O5 + 5 Ti
FeS + NaCN = FeCN + NaS =>
FeS + NaCN = FeCN + NaS
V2O5 + H2 = V20 + H2O =>
10 V2O5 + 50 H2 = V20 + 50 H2O
Pb(OH)2 + H2SO4 = PbSO4 + H2O =>
Pb(OH)2 + H2SO4 = PbSO4 + 2 H2O
Na + P = Na3P =>
3 Na + P = Na3P
Fe(OH)2 + O2 = Fe2O3 + H2O =>
4 Fe(OH)2 + O2 = 2 Fe2O3 + 4 H2O
NaCl(aq) + KBr(ap) = KCl(aq) + NaBr(aq) =>
NaCl(aq) + KBr(ap) = KCl(aq) + NaBr(aq)
AuNO3 = Au2O + NO2 + O2 =>
4 AuNO3 = 2 Au2O + 4 NO2 + O2
MnSO4 + KBiO3 + HNO3 = HMnO4 + Bi(NO3)3 + K2SO4 + NH2 + H2O =>
7 MnSO4 + 14 KBiO3 + 43 HNO3 = 7 HMnO4 + 14 Bi(NO3)3 + 7 K2SO4 + NH2 + 17 H2O
HCIO4 + K2CO3 = H2CO3 + KCIO4 =>
2 HCIO4 + K2CO3 = H2CO3 + 2 KCIO4
SO2 + KMnO4 + H2O = MnO2 + H2SO4 + K2SO4 =>
3 SO2 + 2 KMnO4 + 2 H2O = 2 MnO2 + 2 H2SO4 + K2SO4
HI + NH3 = I2 + NH4 =>
2 HI + 2 NH3 = I2 + 2 NH4
C2H2 + NH2 = C2H + NH3 =>
C2H2 + NH2 = C2H + NH3
H3O + CO2 = CH3 + O3 =>
H3O + CO2 = CH3 + O3
Fe2 + NaOH = Fe3NaOH =>
3 Fe2 + 2 NaOH = 2 Fe3NaOH
Na2CO3 + HCl = CO2 + H2O + NaCl =>
Na2CO3 + 2 HCl = CO2 + H2O + 2 NaCl
NaHCO3 + CH3COOH = HCOONa + H2O + CO2 =>
4 NaHCO3 + CH3COOH = 4 HCOONa + 2 H2O + 2 CO2
Ca(CH3COO)2 + C2H5OH = CH3COOH + Ca(C2H5O)2 =>
Ca(CH3COO)2 + 2 C2H5OH = 2 CH3COOH + Ca(C2H5O)2
Na + P = NaP =>
Na + P = NaP
PbCrO4 + KI + HCl = PbCl2 + KCl + CrCl3 + I2 + H2O =>
2 PbCrO4 + 6 KI + 16 HCl = 2 PbCl2 + 6 KCl + 2 CrCl3 + 3 I2 + 8 H2O
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
Mn{2+} + Cu = Mn + Cu{2+} =>
Mn{2+} + Cu = Mn + Cu{2+}
Ca + Al(OH)3 = Ca(OH)2 + Al =>
3 Ca + 2 Al(OH)3 = 3 Ca(OH)2 + 2 Al
Al(NO3)2 + NaOH = Na[Al(OH)3] + NaNO3 =>
Al(NO3)2 + 3 NaOH = Na[Al(OH)3] + 2 NaNO3
HCN = CN + H2 =>
2 HCN = 2 CN + H2
C27H46O + O2 = CO2 + H2O =>
C27H46O + 38 O2 = 27 CO2 + 23 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/11/24
Équations équilibrées sur08/10/23
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