| Équations équilibrées la veille | Équations équilibrées le lendemain |
Br2 + 12 KOH + 5 I2 = 2 KBrO3 + 10 KI + 6 H2O
NaMnO4 + NaNO2 + HNO3 = NaNO3 + Mn(NO3)3 + H2O =>
NaMnO4 + 2 NaNO2 + 4 HNO3 = 3 NaNO3 + Mn(NO3)3 + 2 H2O
(NH4)MoO4 + Na2HPO3 + HNO3 = (NH4)3(PO4(MoO3)12) + NaNO3 + NH4NO3 + H2O =>
48(NH4)MoO4 + 4 Na2HPO3 + 34 HNO3 = 4(NH4)3(PO4(MoO3)12) + 8 NaNO3 + 31 NH4NO3 + 29 H2O
FeCl3 + K3[Fe(Cn)6] = Fe3[Fe(Cn)6]3 + KCl =>
3 FeCl3 + 3 K3[Fe(Cn)6] = Fe3[Fe(Cn)6]3 + 9 KCl
Calciumchloride + potassiumhydroxide = calciumhydroxide + potassiumchloride =>
CaCl2 + 2 KOH = Ca(OH)2 + 2 KCl
Ni(NO3)2 + NaOH = Ni(OH)2 + NaNO3 =>
Ni(NO3)2 + 2 NaOH = Ni(OH)2 + 2 NaNO3
Se + HNO3 = SeNO3 + NO2 + H2O =>
Se + 2 HNO3 = SeNO3 + NO2 + H2O
(NH4)MoO4 + Na2HPO4 + HNO3 = (NH4)3(PO4(MoO3)12) + NaNO3 + NH4NO3 + H2O =>
24(NH4)MoO4 + 2 Na2HPO4 + 16 HNO3 = 2(NH4)3(PO4(MoO3)12) + 4 NaNO3 + 15 NH4NO3 + 15 H2O
HCl + CaCO3 = H2O + CaCl2 + CO2 =>
2 HCl + CaCO3 = H2O + CaCl2 + CO2
K2 + H2O = K2O + H2 =>
K2 + H2O = K2O + H2
Ch3OH + Na = Ch3ONa + H2 =>
2 Ch3OH + 2 Na = 2 Ch3ONa + H2
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
Magnesium + hydrogenchloride = magnesiumchloride + hydrogen =>
Mg + 2 HCl = MgCl2 + H2
Ca3(PO4)2 + SiO2 + C = P4 + CaSiO3 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = P4 + 6 CaSiO3 + 10 CO
Ch3COOH + Ca(OH)2 = (Ch3COO)2Ca + H2O =>
2 Ch3COOH + Ca(OH)2 = (Ch3COO)2Ca + 2 H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Potassium + water = potassiumhydroxide + hydrogen =>
2 K + 2 H2O = 2 KOH + H2
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
HCl + Na2S = H2S + NaCl =>
2 HCl + Na2S = H2S + 2 NaCl
C2HCl3 + H + Fe{0+} = C2H3Cl + Fe{2+} + Cl{-} =>
C2HCl3 + 2 H + Fe{0+} = C2H3Cl + Fe{2+} + 2 Cl{-}
K2Cr2O7 + HCl = KCl + CrCl3 + Cl2 + H2O =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 3 Cl2 + 7 H2O
LiOH + As2O5 = Li3AsO4 + H2O =>
6 LiOH + As2O5 = 2 Li3AsO4 + 3 H2O
PbS + HNO3 = Pb(NO3)2 + NO + S + H2O =>
3 PbS + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 3 S + 4 H2O
Sn(NO3)2 + K2S = SnS + KNO3 =>
Sn(NO3)2 + K2S = SnS + 2 KNO3
Calciumcarbonate + hydrochloricacid = calciumchloride + water + carbondioxide =>
CaCO3 + 2 HCl = CaCl2 + H2O + CO2
Ag + HNO3 = AgNO3 + NO2 + H2O =>
Ag + 2 HNO3 = AgNO3 + NO2 + H2O
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
CuCl2 + Na2S = CuS + NaCl =>
CuCl2 + Na2S = CuS + 2 NaCl
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
Cb2 + O2 = Cb2O7 =>
2 Cb2 + 7 O2 = 2 Cb2O7
Zn(No3)2 + KOH = Zn(OH)2 + KNo3 =>
Zn(No3)2 + 2 KOH = Zn(OH)2 + 2 KNo3
Ba(NO3)2 + (NH4)3SO4 = NH4(NO3)2 + Ba3SO4 =>
3 Ba(NO3)2 + (NH4)3SO4 = 3 NH4(NO3)2 + Ba3SO4
Zn + H3PO4 = Zn3(PO4)2 + H2 =>
3 Zn + 2 H3PO4 = Zn3(PO4)2 + 3 H2
CH3CHOHCH3 + OH = CO2 + H2O =>
CH3CHOHCH3 + 18 OH = 3 CO2 + 13 H2O
Al + H2SO4 = Al2(SO4)3 + H2S + H2O =>
8 Al + 15 H2SO4 = 4 Al2(SO4)3 + 3 H2S + 12 H2O
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
CH3COOH + Ag = CH3COOAg + H2 =>
2 CH3COOH + 2 Ag = 2 CH3COOAg + H2
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
H2SiCl2 + H2O = H8SiO4 + HCl =>
H2SiCl2 + 4 H2O = H8SiO4 + 2 HCl
Pb(OH)4 + Cu2O = PbO2 + CuOH =>
Pb(OH)4 + 2 Cu2O = PbO2 + 4 CuOH
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CH3COOH + Ag = CH3COOAg + H2 =>
2 CH3COOH + 2 Ag = 2 CH3COOAg + H2
CH3CHOHCH3 + OH{-} = CO2 + H2O + e =>
CH3CHOHCH3 + 18 OH{-} = 3 CO2 + 13 H2O + 18e
CuZnSn + HNO3 + H{+} = Cu2{+} + Zn2{+} + NO2 + H2O + H2SnO3 =>
2 CuZnSn + 10 HNO3 + 2 H{+} = Cu2{+} + Zn2{+} + 10 NO2 + 4 H2O + 2 H2SnO3
Cl2 + Al = AlCl3 =>
3 Cl2 + 2 Al = 2 AlCl3
CH3CHOHCH3 + OH = CO2 + H2O =>
CH3CHOHCH3 + 18 OH = 3 CO2 + 13 H2O
C2H5CL + NA = C4H10 + NACL =>
2 C2H5CL + 2 NA = C4H10 + 2 NACL
CuZnSn + HNO3 + H{+} = Cu{2+} + Zn{2+} + NO2 + H2O + H2SnO3 =>
CuZnSn + 8 HNO3 + 4 H{+} = Cu{2+} + Zn{2+} + 8 NO2 + 5 H2O + H2SnO3
K2Cr2O7 + HBr = KBr + CrBr3 + Br2 + H2O =>
K2Cr2O7 + 14 HBr = 2 KBr + 2 CrBr3 + 3 Br2 + 7 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/07/19
Équations équilibrées sur05/07/18
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