| Équations équilibrées la veille |
2 HNO3 + K2CO3 = 2 KNO3 + H2CO3
KOH + H2S = K2S + HOH =>
2 KOH + H2S = K2S + 2 HOH
AlNO3 + Na(OH)2 = Al(OH)2 + NaNO3 =>
AlNO3 + Na(OH)2 = Al(OH)2 + NaNO3
Sn2 + Cl2 = SnCl4 =>
Sn2 + 4 Cl2 = 2 SnCl4
Al2O3 = Al + O =>
Al2O3 = 2 Al + 3 O
PbSO4 + NaOH = Pb(OH)4 + Na + SO4 =>
PbSO4 + 4 NaOH = Pb(OH)4 + 4 Na + SO4
NpO3*H2O + H2O + HNO3 = NpO2(NO3)2*6H2O =>
NpO3*H2O + 4 H2O + 2 HNO3 = NpO2(NO3)2*6H2O
Pb(s) + AgNO3(aq) = Pb(NO3)2(aq) + Ag(s) =>
Pb(s) + 2 AgNO3(aq) = Pb(NO3)2(aq) + 2 Ag(s)
Na2SO4 + FeCl2 = FeSO4 + NaCl =>
Na2SO4 + FeCl2 = FeSO4 + 2 NaCl
FeCr2O4 + K2CO3 + O2 = K2CrO4 + Fe2O3 + CO2 =>
4 FeCr2O4 + 8 K2CO3 + 7 O2 = 8 K2CrO4 + 2 Fe2O3 + 8 CO2
H2SO4 + S = SO2 + H2 = =>
H2SO4 + S = 2 SO2 + H2
SiO2 + BCl3 = SiCl4 + SiO2Cl + BO =>
3 SiO2 + 2 BCl3 = SiCl4 + 2 SiO2Cl + 2 BO
Sn + HCl = Sn(Cl)2 + H2 =>
Sn + 2 HCl = Sn(Cl)2 + H2
H3PO2 + Na2CO3 = H2O + CO2 + Na3PO2 =>
2 H3PO2 + 3 Na2CO3 = 3 H2O + 3 CO2 + 2 Na3PO2
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
Na2CO3 + Ag = Ag2CO3 + Na =>
Na2CO3 + 2 Ag = Ag2CO3 + 2 Na
Ag3P = Ag + P =>
Ag3P = 3 Ag + P
KMnO4 + C3H6 + H2O = C3H8O3 + MnO2 + KOH =>
4 KMnO4 + 3 C3H6 + 5 H2O = 3 C3H8O3 + 4 MnO2 + 4 KOH
MgO + CaCO3 = MgCO3 + CaO =>
MgO + CaCO3 = MgCO3 + CaO
(C2H6)NNH2 + N2O4 = CO2 + H2O + N2 =>
(C2H6)NNH2 + 2 N2O4 = 2 CO2 + 4 H2O + 3 N2
CaCO3 + Al2O3 + H3BO3 = CaAlB3O7 + CO2 + H2O =>
2 CaCO3 + Al2O3 + 6 H3BO3 = 2 CaAlB3O7 + 2 CO2 + 9 H2O
Cu + HClO4 = CuClO4 + H2O + ClO2 =>
3 Cu + 4 HClO4 = 3 CuClO4 + 2 H2O + ClO2
C6H5NO2 + Zn + H{+} = C6H5NH{+3} + Zn{2+} + H2O =>
C6H5NO2 + Zn + 5 H{+} = C6H5NH{+3} + Zn{2+} + 2 H2O
LiNH2 = Li + NH3 + N2 =>
6 LiNH2 = 6 Li + 4 NH3 + N2
K2Cr2O7 + H2S = Cr2S3 + K2S + S + H2O =>
K2Cr2O7 + 7 H2S = Cr2S3 + K2S + 3 S + 7 H2O
C17H35COOH + KOH = C17H35COOK + H2O =>
C17H35COOH + KOH = C17H35COOK + H2O
CuCO2 = Cu + CO2 =>
CuCO2 = Cu + CO2
C17H35COOH + O2 = CO + H2O =>
C17H35COOH + 17 O2 = 18 CO + 18 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Al2O3 + NaOH + HF = (Na3)AlF6 + H2O =>
Al2O3 + 6 NaOH + 12 HF = 2(Na3)AlF6 + 9 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
PbSO4 + CH3COONa = (CH3COO)2Pb + Na2SO4 =>
PbSO4 + 2 CH3COONa = (CH3COO)2Pb + Na2SO4
KCl + AgNO2 = KNO2 + AgCl =>
KCl + AgNO2 = KNO2 + AgCl
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
As4O6 + IO4{-} + H2O = AsO4{3-} + IO3{-} + H{+} =>
As4O6 + 4 IO4{-} + 6 H2O = 4 AsO4{3-} + 4 IO3{-} + 12 H{+}
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
CH3COOH + NaHCO3 = CH3COONa + H2CO3 = CO2 + H2O =>
CH3COOH + NaHCO3 = CH3COONa + H2CO3
K(s) + H2O(l) = H2(g) + K2O(s) =>
2 K(s) + H2O(l) = H2(g) + K2O(s)
H3 = HH2 =>
H3 = HH2
K2CO3 + C6H12O7 = C2O + H2O + KOH =>
4 K2CO3 + 3 C6H12O7 = 11 C2O + 14 H2O + 8 KOH
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
C17H35COOH + O2 = CO + H2O =>
C17H35COOH + 17 O2 = 18 CO + 18 H2O
K2CO3 + NH4C2H3O2 = KC2H3O2 + (NH4)2CO3 =>
K2CO3 + 2 NH4C2H3O2 = 2 KC2H3O2 + (NH4)2CO3
K2CO3 + Fe3(PO4)2 = FeCO3 + K3PO4 =>
3 K2CO3 + Fe3(PO4)2 = 3 FeCO3 + 2 K3PO4
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
Al2(CO3)3(s) = Al2O3(s) + CO2(g) =>
Al2(CO3)3(s) = Al2O3(s) + 3 CO2(g)
C17H35COOH + KOH = C17H35COOK + H2O =>
C17H35COOH + KOH = C17H35COOK + H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Na4Si + H2O = NaOH + SiH4 =>
Na4Si + 4 H2O = 4 NaOH + SiH4
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