| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Cu + 9 HNO3 = NH3 + 4 Cu(NO3)2 + 3 H2O
CH3COOH + ZnO = CH3COO + Zn + H2O =>
2 CH3COOH + ZnO = 2 CH3COO + Zn + H2O
CN{-} + CrO42{-} + H2O = CNO{-} + OH{-} + Cr(OH)3 =>
40 CN{-} + CrO42{-} + 2 H2O = 40 CNO{-} + OH{-} + Cr(OH)3
Ag2S + HNO3 = AgNO3 + SO2 + NO + H2O =>
Ag2S + 4 HNO3 = 2 AgNO3 + SO2 + 2 NO + 2 H2O
C6H14 + O2 = (CO3)2 + OH =>
C6H14 + 16 O2 = 3(CO3)2 + 14 OH
Mg(NO3)2 + NaOH = Mg(OH)2 + NaNO3 =>
Mg(NO3)2 + 2 NaOH = Mg(OH)2 + 2 NaNO3
C(graf) + O2(g) = CO2(g) =>
C(graf) + O2(g) = CO2(g)
HCl0 + O2 = H2O + Cl2 =>
4 HCl0 + O2 = 2 H2O + 2 Cl2
C4H4(OH)2 + O3 = CO2 + H2O =>
C4H4(OH)2 + 3 O3 = 4 CO2 + 3 H2O
FeCl2 + HNO3 = Fe(NO3)3 + FeCl3 + H2O + NO2 =>
3 FeCl2 + 6 HNO3 = Fe(NO3)3 + 2 FeCl3 + 3 H2O + 3 NO2
FeBr3 + H2O = Fe(OH)3 + HBr =>
FeBr3 + 3 H2O = Fe(OH)3 + 3 HBr
BaI2 + H2SO4 = HI + BaSO4 =>
BaI2 + H2SO4 = 2 HI + BaSO4
C7H6O3 + C4H6O3 = C9H8O4 =>
11 C7H6O3 + C4H6O3 = 9 C9H8O4
Rb(s) + F2(g) = RbF =>
2 Rb(s) + F2(g) = 2 RbF
CH3CH2CH2Br + KOH = CH3CHKCH3 + BrOH =>
CH3CH2CH2Br + KOH = CH3CHKCH3 + BrOH
HCl + Sb = H2 + SbCl2 =>
2 HCl + Sb = H2 + SbCl2
PBr3 + H2O = P(OH)3 + HBr =>
PBr3 + 3 H2O = P(OH)3 + 3 HBr
Pb(CH3COOH)2 + K2CrO4 = PbCrO4 + K2(CH3COOH)2 =>
Pb(CH3COOH)2 + K2CrO4 = PbCrO4 + K2(CH3COOH)2
C7H6O3 + C4H6O3 = C9H8O4 =>
11 C7H6O3 + C4H6O3 = 9 C9H8O4
Mg + Sn(No3)2 = Mg(No3)2 + Sn =>
Mg + Sn(No3)2 = Mg(No3)2 + Sn
Fe(No3)2 + KOH = Fe(OH)2 + KNo3 =>
Fe(No3)2 + 2 KOH = Fe(OH)2 + 2 KNo3
ClO3 + Cr = ClO2 + Cr2O7 =>
7 ClO3 + 2 Cr = 7 ClO2 + Cr2O7
Li + HOH = LiOH + H2 =>
2 Li + 2 HOH = 2 LiOH + H2
Al + CUO = Al2O3 + CU =>
2 Al + 3 CUO = Al2O3 + 3 CU
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
H4N2 + HNO3 = N2 + H2O =>
5 H4N2 + 4 HNO3 = 7 N2 + 12 H2O
FeCl3 + K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + KCl =>
4 FeCl3 + 3 K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + 12 KCl
CaO + CO2 = CaO2 + CO =>
CaO + CO2 = CaO2 + CO
PbO2 + NaOH + H2O = Na2[Pb(OH)6] =>
PbO2 + 2 NaOH + 2 H2O = Na2[Pb(OH)6]
K2CO2 + HCl = KCl + CO2 + H =>
K2CO2 + 2 HCl = 2 KCl + CO2 + 2 H
CH3CH2COOH + H2SO4 = CO2 + SO2 + H2O =>
CH3CH2COOH + 7 H2SO4 = 3 CO2 + 7 SO2 + 10 H2O
FeCl2 + FeCl3 + LiOH = Fe3O4 + LiCl + H2O =>
FeCl2 + 2 FeCl3 + 8 LiOH = Fe3O4 + 8 LiCl + 4 H2O
Mn + PbO2 + H{+} = MnO4 + Pb{+2} + H2 =>
Mn + 2 PbO2 + 4 H{+} = MnO4 + 2 Pb{+2} + 2 H2
CO(NH2)2 + O = HNO3 + H2O + CO2 =>
CO(NH2)2 + 8 O = 2 HNO3 + H2O + CO2
FeBr2 + Ba(OH)2 = Fe(OH)2 + BaBr2 =>
FeBr2 + Ba(OH)2 = Fe(OH)2 + BaBr2
Cu(s) + NaOH(aq) + H2O(l) = Na2Cu(OH)4(aq) + H2(g) =>
Cu(s) + 2 NaOH(aq) + 2 H2O(l) = Na2Cu(OH)4(aq) + H2(g)
(NH4)2C2O4 + NaNO3 = Na2C2O4 + NH4NO3 =>
(NH4)2C2O4 + 2 NaNO3 = Na2C2O4 + 2 NH4NO3
S + H = HS =>
S + H = HS
MgSO4 + NaHCO3 = MgCO3 + Na2SO4 + CO2 + H2O =>
MgSO4 + 2 NaHCO3 = MgCO3 + Na2SO4 + CO2 + H2O
C2H5Cl + NH3 = C2H5NH2 + NH4Cl =>
C2H5Cl + 2 NH3 = C2H5NH2 + NH4Cl
MgO + HNO3 = Mg(NO3)2 + H2O =>
MgO + 2 HNO3 = Mg(NO3)2 + H2O
RbOH + H3PO4 = HOH + Rb3PO4 =>
3 RbOH + H3PO4 = 3 HOH + Rb3PO4
Na2SO4 + Br2Cl2 = NaCl + Br2SO4 =>
Na2SO4 + Br2Cl2 = 2 NaCl + Br2SO4
Hg(HCO3)3 + Ca = Ca(HCO3)2 + Hg =>
2 Hg(HCO3)3 + 3 Ca = 3 Ca(HCO3)2 + 2 Hg
FeCl3 + NaOH = Fe(OH)3 + Na3(Cl)3 =>
FeCl3 + 3 NaOH = Fe(OH)3 + Na3(Cl)3
CH2OH + O2 = CO2 + H2O =>
4 CH2OH + 5 O2 = 4 CO2 + 6 H2O
Na2CO3 = Na + CO + O2 =>
Na2CO3 = 2 Na + CO + O2
Fe + Al = FeAl =>
Fe + Al = FeAl
HgNO32 = HgO + NO2 + O2 =>
2 HgNO32 = 2 HgO + 2 NO2 + 29 O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/25/25
Équations équilibrées sur04/24/24
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