| Équations équilibrées la veille |
Mg3 + 2 N = Mg3N2
S + N2O = SO2 + N2 =>
S + 2 N2O = SO2 + 2 N2
C6H11NO + O2 = NO2 + CO2 + H2O =>
4 C6H11NO + 37 O2 = 4 NO2 + 24 CO2 + 22 H2O
HC2H3O2(aq) + Ba(OH)2(aq) = H2O(l) + Ba(C2H3O2)2(aq) =>
2 HC2H3O2(aq) + Ba(OH)2(aq) = 2 H2O(l) + Ba(C2H3O2)2(aq)
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
CO(g) + H2(g) = H2O(g) + CH4(g) =>
CO(g) + 3 H2(g) = H2O(g) + CH4(g)
HNO3 + Mg = Mg(NO3)2 + H2O + NH4NO3 =>
10 HNO3 + 4 Mg = 4 Mg(NO3)2 + 3 H2O + NH4NO3
FeBr2 + Li3PO4 = LiBr + Fe3(PO4)2 =>
3 FeBr2 + 2 Li3PO4 = 6 LiBr + Fe3(PO4)2
MgCl2 + NaH = MgH + NaCl2 =>
MgCl2 + NaH = MgH + NaCl2
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
KI = K + I =>
KI = K + I
CaCl2(aq) + H2C2O4(aq) = CaC2O4 + HCl =>
CaCl2(aq) + H2C2O4(aq) = CaC2O4 + 2 HCl
H2 + SO2 + NO = H2SO4 + N2O =>
H2 + SO2 + 4 NO = H2SO4 + 2 N2O
CO(g) + H2(g) = H2O(g) + CH4(g) =>
CO(g) + 3 H2(g) = H2O(g) + CH4(g)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Fe3O4 + NH4OH = Fe3(OH) + (NH4)O4 =>
Fe3O4 + NH4OH = Fe3(OH) + (NH4)O4
Ca(s) + HCl(g) = CaCl2(s) + H2(g) =>
Ca(s) + 2 HCl(g) = CaCl2(s) + H2(g)
Ca(OH)2(s) + HCl(aq) = CaCl2(aq) + H2O(l) =>
Ca(OH)2(s) + 2 HCl(aq) = CaCl2(aq) + 2 H2O(l)
CO(g) + H2(g) = CH3OH(g) =>
CO(g) + 2 H2(g) = CH3OH(g)
H2(g) + NO = H2O + N2(g) =>
2 H2(g) + 2 NO = 2 H2O + N2(g)
Na2CO3 + PbO = Na + PbO2 + CO2 =>
Na2CO3 + PbO = 2 Na + PbO2 + CO2
KI(aq) + Cl2(g) = KCl(aq) + I2(s) =>
2 KI(aq) + Cl2(g) = 2 KCl(aq) + I2(s)
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
HC2H3O2(aq) + Ba(OH)2(aq) = H2O(l) + Ba(C2H3O2)2(aq) =>
2 HC2H3O2(aq) + Ba(OH)2(aq) = 2 H2O(l) + Ba(C2H3O2)2(aq)
FeS2 + Fe3O4 = Fe + SO2 =>
FeS2 + Fe3O4 = 4 Fe + 2 SO2
Cr(OH)4 + H2O2 + OH{-} = CrO42{-} + H2O =>
2 Cr(OH)4 + 79 H2O2 + 2 OH{-} = 2 CrO42{-} + 84 H2O
Na(s) + O2(g) = Na2O =>
4 Na(s) + O2(g) = 2 Na2O
FeSCNKSCN = Fe(SCN)2K =>
FeSCNKSCN = Fe(SCN)2K
Zn + P = Zn3P2 =>
3 Zn + 2 P = Zn3P2
HC2H3O2(aq) + Ba(OH)2(aq) = H2O(l) + Ba(C2H3O2)2(aq) =>
2 HC2H3O2(aq) + Ba(OH)2(aq) = 2 H2O(l) + Ba(C2H3O2)2(aq)
FeSO4(aq)Ba(OH)2(aq) = BaSO4(s)Fe(OH)2(s) =>
FeSO4(aq)Ba(OH)2(aq) = BaSO4(s)Fe(OH)2(s)
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
FeSO4(aq)Ca(OH)2(aq) = Fe(OH)2(s)CaSO4(aq) =>
FeSO4(aq)Ca(OH)2(aq) = Fe(OH)2(s)CaSO4(aq)
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
NaCI + F{2} = NaF + CI{2} =>
NaCI + F{2} = NaF + CI{2}
CH3CH2CH2COOH + NaCO3 = CH3CH2COONa + CO2 + H2O =>
3 CH3CH2CH2COOH + 4 NaCO3 = 4 CH3CH2COONa + 4 CO2 + 2 H2O
Ca + Br2 = CaBr2 =>
Ca + Br2 = CaBr2
Ca(s) + HCl(g) = CaCl2(s) + H2(g) =>
Ca(s) + 2 HCl(g) = CaCl2(s) + H2(g)
Cl2O(g) + H2O(l) = HClO(aq) =>
Cl2O(g) + H2O(l) = 2 HClO(aq)
LiBr + F2 = LiF + Br =>
2 LiBr + F2 = 2 LiF + 2 Br
HClO4 + Mg(OH)2 = H2O + Mg(ClO4)2 =>
2 HClO4 + Mg(OH)2 = 2 H2O + Mg(ClO4)2
FeSO4 + (NH4)2SO4 + H2O = (NH4)2SO4*FeSO4*6H2O =>
FeSO4 + (NH4)2SO4 + 6 H2O = (NH4)2SO4*FeSO4*6H2O
HCl + B(OH)2 = BCl2 + H2O =>
2 HCl + B(OH)2 = BCl2 + 2 H2O
OF2 + S = SO2 + SF4 =>
2 OF2 + 2 S = SO2 + SF4
HClO4(aq) + Mg(OH)2(s) = Mg(ClO4)2 + H2O =>
2 HClO4(aq) + Mg(OH)2(s) = Mg(ClO4)2 + 2 H2O
Fl + O2 = FlO =>
2 Fl + O2 = 2 FlO
Fe2S3(s) + HCl(g) = FeCl3(s) + H2S(g) =>
Fe2S3(s) + 6 HCl(g) = 2 FeCl3(s) + 3 H2S(g)
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
K(s) + P4(s) = K3P(s) =>
12 K(s) + P4(s) = 4 K3P(s)
K2[Cu(C2O4)2]*H2O + KMnO4 + H2SO4 = K2SO4 + Cu + C2O4 + Mn + H2O =>
7 K2[Cu(C2O4)2]*H2O + 2 KMnO4 + 8 H2SO4 = 8 K2SO4 + 7 Cu + 14 C2O4 + 2 Mn + 15 H2O
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