| Équations équilibrées la veille |
Ca3N2 + 3 H2CO3 = 3 CaCO3 + 2 NH3
CuSO4 + NH4OH = Cu(OH)2 + NH4 + SO4 =>
CuSO4 + 2 NH4OH = Cu(OH)2 + 2 NH4 + SO4
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
Cr + K = CrK =>
Cr + K = CrK
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
NaI + H2O = NaOH + H2 + I2 =>
2 NaI + 2 H2O = 2 NaOH + H2 + I2
Zn + H{+} = Zn{+} + H2 =>
2 Zn + 2 H{+} = 2 Zn{+} + H2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
K + Cr = KCr =>
K + Cr = KCr
FeO + HCl = FeCl2 + H2O =>
FeO + 2 HCl = FeCl2 + H2O
SnS + HNO3 = Sn(NO3)2 + S + NO2 + H2O =>
SnS + 4 HNO3 = Sn(NO3)2 + S + 2 NO2 + 2 H2O
H2O + Br2 = HBrO3 + HBr =>
3 H2O + 3 Br2 = HBrO3 + 5 HBr
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
CaCl2 + NH4(OH) = Ca(OH)2 + NH4Cl =>
CaCl2 + 2 NH4(OH) = Ca(OH)2 + 2 NH4Cl
C6H5COOH + C6H5CH2OH = C6H5COOC6H5 + H2O =>
9 C6H5COOH + 4 C6H5CH2OH = 7 C6H5COOC6H5 + 8 H2O
Ag + Au(No3)3 = Ag(No3)3 + Au =>
Ag + Au(No3)3 = Ag(No3)3 + Au
LiOH + H2Se = Li2Se + H2O =>
2 LiOH + H2Se = Li2Se + 2 H2O
Zn(NO3)2 + CaOH = Ca(NO3)2 + ZnOH =>
Zn(NO3)2 + CaOH = Ca(NO3)2 + ZnOH
PbSO4 + Na2S = NaSO4 + Pb2S =>
2 PbSO4 + Na2S = 2 NaSO4 + Pb2S
CuI + HNO3 = CuNO3 + I2 + NO2 + H2O =>
2 CuI + 4 HNO3 = 2 CuNO3 + I2 + 2 NO2 + 2 H2O
K3(PO4) + (NH4)2CO3 = K2CO3 + (NH4)3PO4 =>
2 K3(PO4) + 3(NH4)2CO3 = 3 K2CO3 + 2(NH4)3PO4
KNo3 + H2SO4 = K2SO4 + HNo3 =>
2 KNo3 + H2SO4 = K2SO4 + 2 HNo3
Cu{2+} + H2PO2{-} + OH{-} = CuH2 + PO4{2-} + H2O =>
5 Cu{2+} + 4 H2PO2{-} + 14 OH{-} = 5 CuH2 + 4 PO4{2-} + 6 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NH4NO3 + H2O = (NH4)2O + HNO3 =>
2 NH4NO3 + H2O = (NH4)2O + 2 HNO3
Pt + HCl + HNO3 = H2[Pt(Cl)4] + NO2 + H2O =>
Pt + 4 HCl + 2 HNO3 = H2[Pt(Cl)4] + 2 NO2 + 2 H2O
CuCl2 + Na3PO4 = Cu3(PO4)2 + NaCl =>
3 CuCl2 + 2 Na3PO4 = Cu3(PO4)2 + 6 NaCl
Zn + HNO3 = Zn(NO3)3 + NH2NO3 + H2O =>
2 Zn + 8 HNO3 = 2 Zn(NO3)3 + NH2NO3 + 3 H2O
Mg(OH)2 + NH4Cl = H2O + NH3 + MgCl2 =>
Mg(OH)2 + 2 NH4Cl = 2 H2O + 2 NH3 + MgCl2
C2H5Cl + CH4 = C3H8 + HCl =>
C2H5Cl + CH4 = C3H8 + HCl
Li2CO3(aq) + HCl(aq) = LiCl + CO2 + H2O =>
Li2CO3(aq) + 2 HCl(aq) = 2 LiCl + CO2 + H2O
Cl + NaBr = NaCl + Br2 =>
2 Cl + 2 NaBr = 2 NaCl + Br2
CuS + KNO3 + H2SO4 = CuSO4 + K2SO4 + NO + H2O =>
3 CuS + 8 KNO3 + 4 H2SO4 = 3 CuSO4 + 4 K2SO4 + 8 NO + 4 H2O
OH{-} + C2H4O = C2H3O2{-} + {-} + H2O =>
3 OH{-} + C2H4O = C2H3O2{-} + 2e + 2 H2O
MgZnS = MgSZn =>
MgZnS = MgSZn
C6H5NO2HCl = C6H6NO2Cl =>
C6H5NO2HCl = C6H6NO2Cl
MgCl2(aq) + Na(s) = NaCl(aq) + Mg(s) =>
MgCl2(aq) + 2 Na(s) = 2 NaCl(aq) + Mg(s)
SiC + HNO3 + HF = SiF4 + NO2 + CO2 + H2O =>
SiC + 8 HNO3 + 4 HF = SiF4 + 8 NO2 + CO2 + 6 H2O
H2O + Br2 = HBrO3 + HBr =>
3 H2O + 3 Br2 = HBrO3 + 5 HBr
NaBr + Cl = NaCl + Br =>
NaBr + Cl = NaCl + Br
CH3COO{-} + Cr2O7{-2} + H{+} = CO2 + Cr{+3} + H2O =>
3 CH3COO{-} + 4 Cr2O7{-2} + 35 H{+} = 6 CO2 + 8 Cr{+3} + 22 H2O
Fe2S3 + HCl = FeCl3 + H2S =>
Fe2S3 + 6 HCl = 2 FeCl3 + 3 H2S
B2H6 + K2Cr2O7 + H2SO4 = H3BO3 + Cr2(SO4)3 + K2SO4 + H2O =>
B2H6 + 2 K2Cr2O7 + 8 H2SO4 = 2 H3BO3 + 2 Cr2(SO4)3 + 2 K2SO4 + 8 H2O
H3BO3 + KHCO3 = KBO3 + H3HCO3 =>
H3BO3 + KHCO3 = KBO3 + H3HCO3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
MnSO4*H2O + H2C2O4 + H2O(l) = MnC2O4*3H2O + H2SO4 =>
MnSO4*H2O + H2C2O4 + 2 H2O(l) = MnC2O4*3H2O + H2SO4
SnCl4 + KI = SnI4 + KCl =>
SnCl4 + 4 KI = SnI4 + 4 KCl
CaBr2 = Ca + Br2 =>
CaBr2 = Ca + Br2
Mo(OH)6 + K3PO4 = Mo(PO4)2 + KOH =>
Mo(OH)6 + 2 K3PO4 = Mo(PO4)2 + 6 KOH
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Équations équilibrées sur11/11/24
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