| Équations équilibrées la veille |
Mg + Cl2 = MgCl2
N2Se = N + Se8 =>
8 N2Se = 16 N + Se8
Al(HCO3)3 = Al2O3 + CO2 + H2O =>
2 Al(HCO3)3 = Al2O3 + 6 CO2 + 3 H2O
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Al(s) + HCl(l) = AlCl3(l) + H2(g) =>
2 Al(s) + 6 HCl(l) = 2 AlCl3(l) + 3 H2(g)
AgNO3 + Cl = AgCl + NO3 =>
AgNO3 + Cl = AgCl + NO3
FeCl3 + H2 = Fe + HCl =>
2 FeCl3 + 3 H2 = 2 Fe + 6 HCl
NaNO2 + C = Na + CO2 + N2 =>
2 NaNO2 + 2 C = 2 Na + 2 CO2 + N2
Cr(NO3)3 + HCl + KMnO4 + NaOH = CrO(O2)2 + HNO3 + NaCl + KMn =>
8 Cr(NO3)3 + 12 HCl + 7 KMnO4 + 12 NaOH = 8 CrO(O2)2 + 24 HNO3 + 12 NaCl + 7 KMn
H2MnO4 + Zn(OH)2 = ZnMnO4 + H2O =>
H2MnO4 + Zn(OH)2 = ZnMnO4 + 2 H2O
HCl + Ca(ClO4)2 = CaCl2 + HClO4 =>
2 HCl + Ca(ClO4)2 = CaCl2 + 2 HClO4
K3C6H5O7 + CaCrO4 = K2CrO4 + Ca3(C6H5O7)2 =>
2 K3C6H5O7 + 3 CaCrO4 = 3 K2CrO4 + Ca3(C6H5O7)2
Hg + H3PO4 = Hg3(PO4)2 + H2 =>
3 Hg + 2 H3PO4 = Hg3(PO4)2 + 3 H2
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
Pb(CH3COO)2 + Na2S = PbS + NaCH3COO =>
Pb(CH3COO)2 + Na2S = PbS + 2 NaCH3COO
NH4{+} + O2 = NO3{-} + H{+} + H2O =>
NH4{+} + 2 O2 = NO3{-} + 2 H{+} + H2O
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
(NH4)6W12O39 + NH4VO3 + (NH4)2HPO4 + HNO3 = W7V3P10O50 + N2 + H2O =>
7(NH4)6W12O39 + 36 NH4VO3 + 120(NH4)2HPO4 + 174 HNO3 = 12 W7V3P10O50 + 246 N2 + 783 H2O
BO = B + O2 =>
2 BO = 2 B + O2
NH4OOCCH3 + H2O = NH4OOCCH3*H2O =>
NH4OOCCH3 + H2O = NH4OOCCH3*H2O
N + O2 = N2O3 =>
4 N + 3 O2 = 2 N2O3
S2 + NaOH = Na2S + Na2SO3 + H2O =>
3 S2 + 12 NaOH = 4 Na2S + 2 Na2SO3 + 6 H2O
Cu2 + P = CuP =>
Cu2 + 2 P = 2 CuP
Na3PO4 + CaCl2 = Ca + NaCl + PO4 =>
2 Na3PO4 + 3 CaCl2 = 3 Ca + 6 NaCl + 2 PO4
Sr2 + P4 + O2 = Sr3(PO4)2 =>
3 Sr2 + P4 + 8 O2 = 2 Sr3(PO4)2
(N)2 + H = N(H)3 =>
(N)2 + 6 H = 2 N(H)3
Fe(OH)2 + Na2CO3 = NaOH + FeCO3 =>
Fe(OH)2 + Na2CO3 = 2 NaOH + FeCO3
MgSO4 = MgSO3 + O2 =>
2 MgSO4 = 2 MgSO3 + O2
NaHCO3 + O2 = Na2O + HCO3 =>
4 NaHCO3 + O2 = 2 Na2O + 4 HCO3
Mn3O4 + HNO3 = MnO2 + NO2 + H2O =>
Mn3O4 + 4 HNO3 = 3 MnO2 + 4 NO2 + 2 H2O
SnCl2 + H3PO4 = Sn3(PO4)2 + HCl =>
3 SnCl2 + 2 H3PO4 = Sn3(PO4)2 + 6 HCl
Ca + F(aq) = CaF2 =>
Ca + 2 F(aq) = CaF2
Sb2As3O3 + O2 = Sb2As3O4 =>
2 Sb2As3O3 + O2 = 2 Sb2As3O4
Na2CO3(aq) + H2O(l) = NaOH(aq) + NaHCO3(aq) =>
Na2CO3(aq) + H2O(l) = NaOH(aq) + NaHCO3(aq)
NaHCO3 = Na2O + CO2(g) + H2O(g) =>
2 NaHCO3 = Na2O + 2 CO2(g) + H2O(g)
Si2Cl6 + O2 + CH4 = CH3 + HCl + SiO =>
Si2Cl6 + O2 + 6 CH4 = 6 CH3 + 6 HCl + 2 SiO
KI + HSO4 = K2SO4 + I + H2S + H2O =>
18 KI + 10 HSO4 = 9 K2SO4 + 18 I + H2S + 4 H2O
C6H5NO2 + Sn + HCl = C6H5NH2 + SnCl2 + H2O =>
C6H5NO2 + 3 Sn + 6 HCl = C6H5NH2 + 3 SnCl2 + 2 H2O
BF3 + C5H5N = F3BC5H5N =>
BF3 + C5H5N = F3BC5H5N
C6H5OH + H2SO4 + Mn2O3 = MnSO4 + H2O + CO2 =>
C6H5OH + 28 H2SO4 + 14 Mn2O3 = 28 MnSO4 + 31 H2O + 6 CO2
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
NH3 + OH = NO + H2O =>
NH3 + 5 OH = NO + 4 H2O
CaO + N2 = Ca3N3 + O2 =>
6 CaO + 3 N2 = 2 Ca3N3 + 3 O2
Ag + NH3 = Ag(NH3) =>
Ag + NH3 = Ag(NH3)
Pb(CN)2 = Pb + CN =>
Pb(CN)2 = Pb + 2 CN
NaOH + HC2H3O = NaH3O + HC2OH =>
NaOH + HC2H3O = NaH3O + HC2OH
Cu + HBr = CuBr2 + H2 =>
Cu + 2 HBr = CuBr2 + H2
NaHCO3 + CH3COOH = H2O + CO2 + NaC2H3 =>
2 NaHCO3 + 3 CH3COOH = 4 H2O + 4 CO2 + 2 NaC2H3
N + H = NH =>
N + H = NH
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