| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaNO3 = 2 NaNO2 + O2
NH2CH2COOH + C2H5OH = NH2CH2COOC2H5 + H2O =>
NH2CH2COOH + C2H5OH = NH2CH2COOC2H5 + H2O
C3H7COOH + Zn = (C3H7COO)2Zn + H2 =>
2 C3H7COOH + Zn = (C3H7COO)2Zn + H2
NH2{-} + CH4 = NH3 + CH3{-} =>
NH2{-} + CH4 = NH3 + CH3{-}
Ca3P2 + HCl = CaCl2 + PH3 =>
Ca3P2 + 6 HCl = 3 CaCl2 + 2 PH3
CuO + NH3 = Cu + N2 + H2O =>
3 CuO + 2 NH3 = 3 Cu + N2 + 3 H2O
Zn{2+} + NH3 = Zn3N2 + H{+} =>
3 Zn{2+} + 2 NH3 = Zn3N2 + 6 H{+}
CuO + NH3 = Cu + N2 + H2O =>
3 CuO + 2 NH3 = 3 Cu + N2 + 3 H2O
ZnCO3 + HCl = ZnCl2 + H2O + CO2 =>
ZnCO3 + 2 HCl = ZnCl2 + H2O + CO2
K2Cr2O7 + BaCl + H2SO4 = Cl2 + Cr2SO4 + BaSO4 + K2SO4 + H2O =>
2 K2Cr2O7 + 10 BaCl + 14 H2SO4 = 5 Cl2 + 2 Cr2SO4 + 10 BaSO4 + 2 K2SO4 + 14 H2O
KI + Cl2 = KCl2 + I2 =>
2 KI + 2 Cl2 = 2 KCl2 + I2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Fe + H2So4 = FeSo4 + H2 =>
Fe + H2So4 = FeSo4 + H2
Ag + H2SO4 = AgSO4 + SO2 + H2O =>
Ag + 2 H2SO4 = AgSO4 + SO2 + 2 H2O
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Fe + H2So4 = Fe2So43 + H2 =>
8 Fe + 43 H2So4 = 4 Fe2So43 + 43 H2
Ca3P2 + HCl = CaCl2 + PH3 =>
Ca3P2 + 6 HCl = 3 CaCl2 + 2 PH3
CaC2 + H2O = Ca(OH)2 + C2H2 =>
CaC2 + 2 H2O = Ca(OH)2 + C2H2
CU(NO3)2 = CUO + NO2 + O2 =>
2 CU(NO3)2 = 2 CUO + 4 NO2 + O2
HN3 + OH{-} = N3{-} + H2O =>
HN3 + OH{-} = N3{-} + H2O
P2 + O2 = P2O5 =>
2 P2 + 5 O2 = 2 P2O5
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
Fe + H2So4 = Fe2(So4)3 + H2 =>
2 Fe + 3 H2So4 = Fe2(So4)3 + 3 H2
H3PO4 + Na2O = H2O + Na3PO4 =>
2 H3PO4 + 3 Na2O = 3 H2O + 2 Na3PO4
Ag + H2SO4 = Ag2SO4 + SO2 + H2O =>
2 Ag + 2 H2SO4 = Ag2SO4 + SO2 + 2 H2O
Mn(NO3)2 + PbO2 + HNO3 = HMnO4 + Pb(NO3)2 + H2O =>
2 Mn(NO3)2 + 5 PbO2 + 6 HNO3 = 2 HMnO4 + 5 Pb(NO3)2 + 2 H2O
Ag + H2SO4 = Ag2SO4 + SO2 + H2O =>
2 Ag + 2 H2SO4 = Ag2SO4 + SO2 + 2 H2O
Zn + H2SO4 = ZnSO4 + S + H2O =>
3 Zn + 4 H2SO4 = 3 ZnSO4 + S + 4 H2O
KMnO4 + H2SO4 + CH3CHO = K2SO4 + MnSO4 + CH3COOH + H20 =>
20 KMnO4 + 30 H2SO4 + 80 CH3CHO = 10 K2SO4 + 20 MnSO4 + 80 CH3COOH + 3 H20
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
AlCl3(aq) + NaI(aq) = AlI3 + NaCl =>
AlCl3(aq) + 3 NaI(aq) = AlI3 + 3 NaCl
C3H7COOH + NaOH = NaC3H7COO + H2O =>
C3H7COOH + NaOH = NaC3H7COO + H2O
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
AgNO3(aq) + K2SO4(aq) = Ag2SO4(aq) + KNO3(s) =>
2 AgNO3(aq) + K2SO4(aq) = Ag2SO4(aq) + 2 KNO3(s)
Zn + H2SO4 = ZnSO4 + S + H2O =>
3 Zn + 4 H2SO4 = 3 ZnSO4 + S + 4 H2O
KMnO4 + H2SO4 + C2H5OH = K2SO4 + MnSO4 + CH3COOH + H20 =>
20 KMnO4 + 30 H2SO4 + 80 C2H5OH = 10 K2SO4 + 20 MnSO4 + 80 CH3COOH + 11 H20
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
HCl + Al = AlCl3 + H2 =>
6 HCl + 2 Al = 2 AlCl3 + 3 H2
Zn + H2SO4 = ZnSO4 + SO2 + H2O =>
Zn + 2 H2SO4 = ZnSO4 + SO2 + 2 H2O
P4 + O2 = P4O10 =>
P4 + 5 O2 = P4O10
NaOH + H2So4 = Na2So4 + H2O =>
2 NaOH + H2So4 = Na2So4 + 2 H2O
CuO + NH3 = Cu + N2 + H2O =>
3 CuO + 2 NH3 = 3 Cu + N2 + 3 H2O
MnO2 + HBr = MnBr2 + Br2 + H2O =>
MnO2 + 4 HBr = MnBr2 + Br2 + 2 H2O
CH3COOH = CH3COO + H =>
CH3COOH = CH3COO + H
C7H5NaO2 + HCl = C7H6O2 + NaCl =>
C7H5NaO2 + HCl = C7H6O2 + NaCl
BaCO3 + H2O = CO2 + Ba(OH)2 =>
BaCO3 + H2O = CO2 + Ba(OH)2
H3PO4 + Ba(OH)2 = Ba3(PO4)2 + H2O =>
2 H3PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 6 H2O
K2Cr2O7 + H2O + S = SO2 + KOH + Cr2O3 =>
2 K2Cr2O7 + 2 H2O + 3 S = 3 SO2 + 4 KOH + 2 Cr2O3
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/18/19
Équations équilibrées sur03/20/18
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