| Équations équilibrées la veille |
3 HCe + Al(OH)3 = AlCe3 + 3 H2O
Pb + Cl = PbCl4 =>
Pb + 4 Cl = PbCl4
AgNo3 + CaCl2 = AgCl(s) + Ca(No3)2 =>
2 AgNo3 + CaCl2 = 2 AgCl(s) + Ca(No3)2
As2S3 + HNO3 + N2O = H2SO4 + H3AsO4 + NO =>
As2S3 + 12 HNO3 + 4 N2O = 3 H2SO4 + 2 H3AsO4 + 20 NO
Al + Cu1O = AlO + Cu =>
Al + Cu1O = AlO + Cu
K2Cr2O7 + I2 + H3PO4 = HIO3 + Cr2(HPO4)3 + K2HPO4 + H2O =>
5 K2Cr2O7 + 3 I2 + 20 H3PO4 = 6 HIO3 + 5 Cr2(HPO4)3 + 5 K2HPO4 + 17 H2O
C2H90OH + O2 = CO2 + H2O =>
4 C2H90OH + 97 O2 = 8 CO2 + 182 H2O
K2(CrO4) + HCl = KCl + CrCl3 + Cl2 + H2O =>
2 K2(CrO4) + 16 HCl = 4 KCl + 2 CrCl3 + 3 Cl2 + 8 H2O
CrCl2 + NaOH + Br2 = Na2Cr2O7 + NaCl + NaBr + H2O =>
2 CrCl2 + 14 NaOH + 4 Br2 = Na2Cr2O7 + 4 NaCl + 8 NaBr + 7 H2O
HCOH + I2 + OH{-} = HCOO{-} + I{-} + H2O =>
HCOH + I2 + 3 OH{-} = HCOO{-} + 2 I{-} + 2 H2O
Na2S2O3 + NaOH + As = AsO3 + H2O + Na2S =>
3 Na2S2O3 + 6 NaOH + 4 As = 4 AsO3 + 3 H2O + 6 Na2S
Cr2O7{-2} + H{+)+H2C2O4 = Cr{3}+H2O+CO2 =>
Cr2O7{-2} + 8 H{+)+3H2C2O4 = 2 Cr{3}+7H2O+6CO2
Mn{+2} + O2 + OH{-} = MnOOH + H2O =>
4 Mn{+2} + O2 + 8 OH{-} = 4 MnOOH + 2 H2O
LiOH + H2SO3 = Li2SO3 + H2O =>
2 LiOH + H2SO3 = Li2SO3 + 2 H2O
CuSO4 + Na2S = Na2(SO4) + CuS =>
CuSO4 + Na2S = Na2(SO4) + CuS
Al + Hg(CH3COO)2 = Al2(CH3COO)3 + Hg =>
4 Al + 3 Hg(CH3COO)2 = 2 Al2(CH3COO)3 + 3 Hg
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
Ti2O3 + HCl = TiCl3 + H2O =>
Ti2O3 + 6 HCl = 2 TiCl3 + 3 H2O
Al + HBrO3 = H2 + Al(BrO3)3 =>
2 Al + 6 HBrO3 = 3 H2 + 2 Al(BrO3)3
Na + Cl + H2O = NaO + H2Cl =>
Na + Cl + H2O = NaO + H2Cl
I2O4 = I2O5 + I2 =>
5 I2O4 = 4 I2O5 + I2
NaIO3 + SO2 + H2O = NaI + H2SO4 =>
NaIO3 + 3 SO2 + 3 H2O = NaI + 3 H2SO4
Fe2Cl + NaOH{-} = Fe2OH{-} + NaCl =>
Fe2Cl + NaOH{-} = Fe2OH{-} + NaCl
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Na2SO4 + CrCl3 = Cr2(SO4)3 + NaCl =>
3 Na2SO4 + 2 CrCl3 = Cr2(SO4)3 + 6 NaCl
OHCH2CH2CH2CH2OH + KMnO4 + H2SO4 = CH3CH2COOH + K2SO4 + MnSO4 + H2O =>
3 OHCH2CH2CH2CH2OH + 2 KMnO4 + 3 H2SO4 = 4 CH3CH2COOH + K2SO4 + 2 MnSO4 + 6 H2O
CO2 + H2O + O2 = H2CO6 =>
2 CO2 + 2 H2O + 3 O2 = 2 H2CO6
C7H16O + O = CO2 + H2O =>
C7H16O + 21 O = 7 CO2 + 8 H2O
Al2(SO4)3 + KOH = Al2(OH)6 + K6(SO4)3 =>
Al2(SO4)3 + 6 KOH = Al2(OH)6 + K6(SO4)3
I2O5 + CO = I2 + CO2 =>
I2O5 + 5 CO = I2 + 5 CO2
SO2 + Cl2 = OSCl2 + Cl2O =>
SO2 + 2 Cl2 = OSCl2 + Cl2O
MgCO3 + HNO3 = Mg(NO3)2 + H2CO3 =>
MgCO3 + 2 HNO3 = Mg(NO3)2 + H2CO3
NH4 + NO2 = N + H2O =>
NH4 + NO2 = 2 N + 2 H2O
C6H4(OH)2 + KBr + H2SO4 = C6H4(OH)2Br2 + K2SO4 + H =>
C6H4(OH)2 + 2 KBr + H2SO4 = C6H4(OH)2Br2 + K2SO4 + 2 H
Na2B4O7*10H2O + NaOH + H2O2 = Na2[B2(O2)2(OH)4] + H2O =>
Na2B4O7*10H2O + 2 NaOH + 4 H2O2 = 2 Na2[B2(O2)2(OH)4] + 11 H2O
BaCl2 + Br = BaBr2 + Cl =>
BaCl2 + 2 Br = BaBr2 + 2 Cl
AlOHSO3 + H2O = (Al(OH)2)2SO3 + H2SO3 =>
2 AlOHSO3 + 2 H2O = (Al(OH)2)2SO3 + H2SO3
S + As2 = As2S =>
S + As2 = As2S
Mn(ClO3)2 + NaCN = MnCN + Na(ClO3)2 =>
Mn(ClO3)2 + NaCN = MnCN + Na(ClO3)2
C10H22C + O2 = CO2 + H2O =>
2 C10H22C + 33 O2 = 22 CO2 + 22 H2O
NaOH + Fe = FeO + H2O + Na =>
2 NaOH + Fe = FeO + H2O + 2 Na
MnO2 + H2O = H2MnO3 =>
MnO2 + H2O = H2MnO3
Na2(SO4) + C2 = Na2S + CO2 =>
Na2(SO4) + C2 = Na2S + 2 CO2
Al2S3 + O2 = Al2O3 + S =>
2 Al2S3 + 3 O2 = 2 Al2O3 + 6 S
K2Cl4 + NH3 = (NH3)2Cl2 + KCl =>
K2Cl4 + 2 NH3 = (NH3)2Cl2 + 2 KCl
NaOH + HCl = NaCl2 + H3O =>
NaOH + 2 HCl = NaCl2 + H3O
Mg + HNO3 = Mg(NO3)2 + N2O + H2O =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + N2O + 5 H2O
Mg(NO3)2 + (NH4)2C2O4 = MgC2O4 + NH4NO3 =>
Mg(NO3)2 + (NH4)2C2O4 = MgC2O4 + 2 NH4NO3
Cl2 + KI + KOH = KCl + KIO + H2O =>
Cl2 + KI + 2 KOH = 2 KCl + KIO + H2O
Mg(NO3)2 + KOH = MgKH + O(NO3)2 =>
Mg(NO3)2 + KOH = MgKH + O(NO3)2
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Équations équilibrées sur12/15/24
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