| Équations équilibrées la veille |
NiBr2 = Ni + 2 Br
HNO3 + FeS + Cu = CuSO4 + Fe(NO3)2 + NO2 + H2O =>
12 HNO3 + FeS + Cu = CuSO4 + Fe(NO3)2 + 10 NO2 + 6 H2O
Al + CuF = AlF3 + Cu =>
Al + 3 CuF = AlF3 + 3 Cu
NaI + K2Cr2O7 + HCl = I2 + CrCl3 + NaCl + KCl + H2O =>
6 NaI + K2Cr2O7 + 14 HCl = 3 I2 + 2 CrCl3 + 6 NaCl + 2 KCl + 7 H2O
CH2CH2 + Br2 = BrCH2CH2Br =>
CH2CH2 + Br2 = BrCH2CH2Br
Cl2 + NH4OH = NH4Cl + H2O + N2 =>
3 Cl2 + 8 NH4OH = 6 NH4Cl + 8 H2O + N2
KI + HNO3 = I2 + KNO3 + NO2 + H2O =>
2 KI + 4 HNO3 = I2 + 2 KNO3 + 2 NO2 + 2 H2O
BaO + H2SO4 = BaSO4 + H2O =>
BaO + H2SO4 = BaSO4 + H2O
HCO3 + HCl = H2CO3 + Cl =>
HCO3 + HCl = H2CO3 + Cl
C6H12(g) + O2(g) = CO2(g) + H2O(l) =>
C6H12(g) + 9 O2(g) = 6 CO2(g) + 6 H2O(l)
Na2CO3(aq) + CH3COOH(aq) = NaCH3COO(aq) + H2O(l) + CO2 =>
Na2CO3(aq) + 2 CH3COOH(aq) = 2 NaCH3COO(aq) + H2O(l) + CO2
K + CdBr2 = KBr + Cd =>
2 K + CdBr2 = 2 KBr + Cd
C6H12(g) + O2(g) = CO2(g) + H2O =>
C6H12(g) + 9 O2(g) = 6 CO2(g) + 6 H2O
B(Cl)3 + H2O = H3B(O)3 + HCl =>
B(Cl)3 + 3 H2O = H3B(O)3 + 3 HCl
Zn(NO3)2 + Mg = Zn(NO3)2Mg =>
Zn(NO3)2 + Mg = Zn(NO3)2Mg
H2SO4(aq) + BaCl2(s) = BaSO4(s) + HCl =>
H2SO4(aq) + BaCl2(s) = BaSO4(s) + 2 HCl
Fe{2+} + HNO3 = Fe{3+} + NO3{-} + H2 =>
2 Fe{2+} + 2 HNO3 = 2 Fe{3+} + 2 NO3{-} + H2
Pb(NO3)2 + K = Pb2 + K(NO3) =>
2 Pb(NO3)2 + 4 K = Pb2 + 4 K(NO3)
Al(NO3)3(aq) + Na2CO3(aq) = Al2(CO3)3(aq) + NaNO3(aq) =>
2 Al(NO3)3(aq) + 3 Na2CO3(aq) = Al2(CO3)3(aq) + 6 NaNO3(aq)
NaCl + I2 = NaI + Cl2 =>
2 NaCl + I2 = 2 NaI + Cl2
Nb + NH3 = NbN + H2 =>
2 Nb + 2 NH3 = 2 NbN + 3 H2
C3H7COOH + Al = (C3H7COO)3Al + H2 =>
6 C3H7COOH + 2 Al = 2(C3H7COO)3Al + 3 H2
CaO(aq) + Al(aq) = Al2O3(s) + Ca(s) =>
3 CaO(aq) + 2 Al(aq) = Al2O3(s) + 3 Ca(s)
CH3COOH(aq) + Na2CO3(aq) = CH3COONa(aq) + CO2 + H2O(l) =>
2 CH3COOH(aq) + Na2CO3(aq) = 2 CH3COONa(aq) + CO2 + H2O(l)
NaClO + MnSO4 = Na2SO4 + Na2MnO4 + Cl2 =>
4 NaClO + MnSO4 = Na2SO4 + Na2MnO4 + 2 Cl2
FeS2 + HNO3 = Fe(NO3)2 + SO2 + NO + H2O =>
3 FeS2 + 16 HNO3 = 3 Fe(NO3)2 + 6 SO2 + 10 NO + 8 H2O
H2SO4 + H2S = H2O + SO2 =>
3 H2SO4 + H2S = 4 H2O + 4 SO2
NaCl + SO2 + H2O + O2 = Na2SO4 + H2Cl2 =>
4 NaCl + 2 SO2 + 2 H2O + O2 = 2 Na2SO4 + 2 H2Cl2
RbOH + FeCl2 = Fe(OH)2 + RbCl =>
2 RbOH + FeCl2 = Fe(OH)2 + 2 RbCl
MnSO4 + NaOH + Br2 = NaMnO4 + NaBr + Na2SO4 + H2O =>
2 MnSO4 + 16 NaOH + 5 Br2 = 2 NaMnO4 + 10 NaBr + 2 Na2SO4 + 8 H2O
Na2CO3(s)*H2O + HCl(aq) = CO2(g) + H2O(l) + NaCl(aq) =>
Na2CO3(s)*H2O + 2 HCl(aq) = CO2(g) + 2 H2O(l) + 2 NaCl(aq)
Mg + PbCl2 = Pb + MgCl2 =>
Mg + PbCl2 = Pb + MgCl2
C5H9COH + Ag2O = C5H9COOH + Ag =>
C5H9COH + Ag2O = C5H9COOH + 2 Ag
HBr + Ba(OH)2 = BaBr2 + H2O =>
2 HBr + Ba(OH)2 = BaBr2 + 2 H2O
KMnO4 + FeSO4 + HSO4 = K2SO4 + MnSO4 + Fe2(SO4)3 + H2O =>
2 KMnO4 + 26 FeSO4 + 16 HSO4 = K2SO4 + 2 MnSO4 + 13 Fe2(SO4)3 + 8 H2O
FeSO4 + NO2 + H2SO4 = Fe2(SO4)3 + N2 + H2O =>
8 FeSO4 + 2 NO2 + 4 H2SO4 = 4 Fe2(SO4)3 + N2 + 4 H2O
Fe + Cl3 = FeCl2 =>
3 Fe + 2 Cl3 = 3 FeCl2
C6H5C2H5 + O2 = CO2 + H2O =>
2 C6H5C2H5 + 21 O2 = 16 CO2 + 10 H2O
NaCl + AgPO = NaPO + AgCl =>
NaCl + AgPO = NaPO + AgCl
C3H7COONa + NaOH = Na2CO3 + C3H8 =>
C3H7COONa + NaOH = Na2CO3 + C3H8
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
IO = I + IO3 =>
3 IO = 2 I + IO3
ZnH2PO4 = ZnPO4H2 =>
ZnH2PO4 = ZnPO4H2
AgCl + Mg(NO3)2 = AgNO3 + MgCl2 =>
2 AgCl + Mg(NO3)2 = 2 AgNO3 + MgCl2
TiOSO4 + NH4OH = TiO2 + NH3SO3 + H2O =>
TiOSO4 + NH4OH = TiO2 + NH3SO3 + H2O
NH4 + KMnO4 + KOH = KNO3 + K2MnO4 + H2O =>
NH4 + 9 KMnO4 + 10 KOH = KNO3 + 9 K2MnO4 + 7 H2O
Al(H2PO4)3 + Na2SiO3 = Na3PO4 + Al2(SiO3)3 + H2SiO3 =>
2 Al(H2PO4)3 + 9 Na2SiO3 = 6 Na3PO4 + Al2(SiO3)3 + 6 H2SiO3
Cr(NO3)3 + H2O2 + KOH = K2CrO4 + KNO3 + H2O =>
2 Cr(NO3)3 + 3 H2O2 + 10 KOH = 2 K2CrO4 + 6 KNO3 + 8 H2O
KHCO3 + Ba(OH)2 = K2CO3 + BaCO3 + H2O =>
2 KHCO3 + Ba(OH)2 = K2CO3 + BaCO3 + 2 H2O
NaOCl(aq) + NH3(aq) = N2H4(aq) + NaCl(aq) + H2O =>
NaOCl(aq) + 2 NH3(aq) = N2H4(aq) + NaCl(aq) + H2O
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Équations équilibrées sur11/04/24
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