| Équations équilibrées la veille |
LiOH(aq) + HCN(aq) = Li(CN)(aq) + H2O(aq)
Zn + NaOH + H2O = Na2Zn(OH)4 + H2 =>
Zn + 2 NaOH + 2 H2O = Na2Zn(OH)4 + H2
Na2CO3 + Al(NO3)3 + H2O = Al(OH)3 + H2CO3 + NaNO3 =>
3 Na2CO3 + 2 Al(NO3)3 + 6 H2O = 2 Al(OH)3 + 3 H2CO3 + 6 NaNO3
Fe(NO3)3 + C4H6O6 = Fe3O4 + CO2 + H2O + N2 =>
30 Fe(NO3)3 + 46 C4H6O6 = 10 Fe3O4 + 184 CO2 + 138 H2O + 45 N2
NaSO4 = NaO + SO2 + O2 =>
2 NaSO4 = 2 NaO + 2 SO2 + O2
KH2PO4 + AgNO3 = AgPO4 + KNO3 + H =>
KH2PO4 + AgNO3 = AgPO4 + KNO3 + 2 H
Cr2O3 + Al = Al2O3 + Cr =>
Cr2O3 + 2 Al = Al2O3 + 2 Cr
Br2C2H4 + Br2 = Br4C2H2 + H2 =>
Br2C2H4 + Br2 = Br4C2H2 + H2
CH3OOH + C2H5OH = CH3COOC2H5 + H2O =>
2 CH3OOH + C2H5OH = CH3COOC2H5 + 3 H2O
MnCO3 = MnO + CO2 =>
MnCO3 = MnO + CO2
Cl{-} + H{+} + MnO4{-} = Cl2 + Mn{2+} + H2O =>
10 Cl{-} + 16 H{+} + 2 MnO4{-} = 5 Cl2 + 2 Mn{2+} + 8 H2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Bi + HNO3 = Bi(NO3)3 + NO + H2O =>
Bi + 4 HNO3 = Bi(NO3)3 + NO + 2 H2O
Fe + S = FeS =>
Fe + S = FeS
CrI2 + Na2CO3 = CrCO3 + NaI =>
CrI2 + Na2CO3 = CrCO3 + 2 NaI
N2O + NH = N2 + H2O =>
N2O + 2 NH = 2 N2 + H2O
H2S + O2 = H2O + S =>
2 H2S + O2 = 2 H2O + 2 S
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
Ag3PO4 + HNO3 = AgNO3 + H3PO4 =>
Ag3PO4 + 3 HNO3 = 3 AgNO3 + H3PO4
FeS + HBr = FeBr2 + H2S =>
FeS + 2 HBr = FeBr2 + H2S
HClO3 + Al2(SO3)3 = H2O + SO2 + Al(ClO3)3 =>
6 HClO3 + Al2(SO3)3 = 3 H2O + 3 SO2 + 2 Al(ClO3)3
CaCo3 + SO4 = Ca + Co3SO4 =>
CaCo3 + SO4 = Ca + Co3SO4
KOH + BaCl2 = Ba(OH)2 + KCl =>
2 KOH + BaCl2 = Ba(OH)2 + 2 KCl
FeS + Al(OH)3 = Fe(OH)2 + Al2S3 =>
3 FeS + 2 Al(OH)3 = 3 Fe(OH)2 + Al2S3
Sb + Ce2 = SbCe3 =>
2 Sb + 3 Ce2 = 2 SbCe3
Mg{2+} + CH3COO{-} + NaOH = CH3COONa + Mg(OH)2 =>
Mg{2+} + 2 CH3COO{-} + 2 NaOH = 2 CH3COONa + Mg(OH)2
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
BeO + NaOH + H2O = Na[Be(OH)3] =>
BeO + NaOH + H2O = Na[Be(OH)3]
NaBrO3 + NaHSO3 = Br2 + H2O + NaHSO4 + Na2SO4 =>
2 NaBrO3 + 5 NaHSO3 = Br2 + H2O + 3 NaHSO4 + 2 Na2SO4
Mg + H2SO4 = H2 + MgSO4 =>
Mg + H2SO4 = H2 + MgSO4
Cr2O7 + CH3CH2OH + H{+} = CH3COOH + Cr3{+} + H2O =>
3 Cr2O7 + 10 CH3CH2OH + 2 H{+} = 10 CH3COOH + 2 Cr3{+} + 11 H2O
N2CO3 + H2SO4 = N2SO4 + CO2 + H2O =>
N2CO3 + H2SO4 = N2SO4 + CO2 + H2O
Fe(NO3)2 + H2S = FeS + H(NO3) =>
Fe(NO3)2 + H2S = FeS + 2 H(NO3)
Cu(SO4)3 + KI = CuI + I2 + K2SO4 =>
2 Cu(SO4)3 + 12 KI = 2 CuI + 5 I2 + 6 K2SO4
HIO3 = H2O + I2 + O2 =>
4 HIO3 = 2 H2O + 2 I2 + 5 O2
Ga + Br = GaBr3 =>
Ga + 3 Br = GaBr3
CH4N2S + C6H8O7 + C2H2O4 = C2H2N2S + H2O =>
12 CH4N2S + C6H8O7 + 3 C2H2O4 = 12 C2H2N2S + 19 H2O
K2SiO3 + MgCl2 = KCl + MgSiO3 =>
K2SiO3 + MgCl2 = 2 KCl + MgSiO3
H2SeO4 + Sc(OH)3 = Sc2(SeO4)3 + H2O =>
3 H2SeO4 + 2 Sc(OH)3 = Sc2(SeO4)3 + 6 H2O
CrO7{2-} + Cl{-} + H{+} = Cr{3+} + Cl2 + H2O =>
2 CrO7{2-} + 18 Cl{-} + 28 H{+} = 2 Cr{3+} + 9 Cl2 + 14 H2O
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
C2H3NaO2 + NH4Cl = NaCl + C2H3O2NH4 =>
C2H3NaO2 + NH4Cl = NaCl + C2H3O2NH4
K + O2 = K2O =>
4 K + O2 = 2 K2O
AlBr3 + K = KBr + Al =>
AlBr3 + 3 K = 3 KBr + Al
Na2MnO4 + Na2SO3 + HNO3 = NaNO3 + Mn(NO3)2 + Na2SO4 + H2O =>
Na2MnO4 + 2 Na2SO3 + 4 HNO3 = 2 NaNO3 + Mn(NO3)2 + 2 Na2SO4 + 2 H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
CaCl2 + CO3 = CaCO3 + Cl2 =>
CaCl2 + CO3 = CaCO3 + Cl2
H2(s) + Cl2(s) = HCl(s) =>
H2(s) + Cl2(s) = 2 HCl(s)
BaO + Cl2O = BaCl2O2 =>
BaO + Cl2O = BaCl2O2
NH4Cl + NaOH = NH3 + H2O + NaCl = =>
NH4Cl + NaOH = NH3 + H2O + NaCl
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Équations équilibrées sur10/22/24
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