| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2Cr2O7 + 4 S + H2O = 2 CrO + 4 SO + 2 KOH
C9H9OCl + NaOH + Cl2 = CHCl3 + C8H6O2ClNa + H2O =>
5 C9H9OCl + 2 NaOH + 42 Cl2 = 29 CHCl3 + 2 C8H6O2ClNa + 3 H2O
NH4Cl(aq) + Mg(NO3)2(aq) = NH4(NO3)2(aq) + MgCl(aq) =>
NH4Cl(aq) + Mg(NO3)2(aq) = NH4(NO3)2(aq) + MgCl(aq)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Na2CO3 + HCI = NaCI + H2CO3 =>
Na2CO3 + 2 HCI = 2 NaCI + H2CO3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
NH2OH + I2 = N2 + HI + H2O =>
2 NH2OH + I2 = N2 + 2 HI + 2 H2O
H2O + Al + CrO4{2-} = Al(OH)3 + Cr(OH)4{-} + OH{-} =>
4 H2O + Al + CrO4{2-} = Al(OH)3 + Cr(OH)4{-} + OH{-}
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
(COOH)2 + KMnO4 + H2SO4 = CO2 + Mn + K2SO4 + H2O =>
7(COOH)2 + 2 KMnO4 + H2SO4 = 14 CO2 + 2 Mn + K2SO4 + 8 H2O
H3CrO3 = H2O + Cr2O3 =>
2 H3CrO3 = 3 H2O + Cr2O3
MgO + NO2 + O2 = Mg(NO3)2 =>
2 MgO + 4 NO2 + O2 = 2 Mg(NO3)2
PbO + KOH = K2PbO2 + H2O =>
PbO + 2 KOH = K2PbO2 + H2O
C4H9OH + O2 = CO2 + H2O =>
C4H9OH + 6 O2 = 4 CO2 + 5 H2O
C6H10O5 = CO + H2 + CH4 =>
C6H10O5 = 5 CO + 3 H2 + CH4
CuSO4 + HNO3 = Cu(NO3)2 + H2SO4 = =>
CuSO4 + 2 HNO3 = Cu(NO3)2 + H2SO4
C8H18O2 + HCl = C8H16Cl2 + H2O =>
C8H18O2 + 2 HCl = C8H16Cl2 + 2 H2O
NaSO3 + HNO3 = HSO3 + NaNO3 =>
NaSO3 + HNO3 = HSO3 + NaNO3
CS2 + O3 = CO2 + SO4 =>
3 CS2 + 10 O3 = 3 CO2 + 6 SO4
MnO4{-} + H2S + H{+} = Mn{2+} + SO4{2-} + H2 =>
2 MnO4{-} + 2 H2S + 2 H{+} = 2 Mn{2+} + 2 SO4{2-} + 3 H2
Ag(NO3)(s) + NaCl(s) = AgCl(s) + NaNO3(aq) =>
Ag(NO3)(s) + NaCl(s) = AgCl(s) + NaNO3(aq)
XeF5 + H2O = Xe + O2 + HF =>
4 XeF5 + 10 H2O = 4 Xe + 5 O2 + 20 HF
P2O5 + CaO = CaO*P2O5 =>
P2O5 + CaO = CaO*P2O5
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CH3COONa + O2 = HCOOH + HCOONa =>
CH3COONa + O2 = HCOOH + HCOONa
NaOH + HBrO2 = NaO2 + BrOH + H =>
NaOH + HBrO2 = NaO2 + BrOH + H
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
Cu5 + Ag2NO3 = Ag + Cu(NO3)2 =>
Cu5 + 10 Ag2NO3 = 20 Ag + 5 Cu(NO3)2
CaCO3 + HCl = Ca(Cl)4 + H2O + CO =>
CaCO3 + 4 HCl = Ca(Cl)4 + 2 H2O + CO
Chromium + nitrogen = CrN =>
2 Cr + N2 = 2 CrN
H2SnCl6 + NaOH = NaCl + SnO2*3H2O + H2O =>
H2SnCl6 + 6 NaOH = 6 NaCl + SnO2*3H2O + H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Zn + NaOH = Na2ZnO2 + H2 =>
Zn + 2 NaOH = Na2ZnO2 + H2
MgO + NO2 + O2 = Mg(NO3)2 =>
2 MgO + 4 NO2 + O2 = 2 Mg(NO3)2
Rb + HOH = RbOH + H2 =>
2 Rb + 2 HOH = 2 RbOH + H2
Cr + KOH + H2O = K3[Cr(OH)6] + H2 =>
2 Cr + 6 KOH + 6 H2O = 2 K3[Cr(OH)6] + 3 H2
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
Cr + KOH + H2O = K(Cr(OH)4) + H2 =>
2 Cr + 2 KOH + 6 H2O = 2 K(Cr(OH)4) + 3 H2
PbO + KOH = K2PbO2 + H2O =>
PbO + 2 KOH = K2PbO2 + H2O
Pb3O4 + KOH + H2O = K2[Pb(OH)4] + K3[Pb(OH)6] =>
Pb3O4 + 8 KOH + 4 H2O = K2[Pb(OH)4] + 2 K3[Pb(OH)6]
Cr + KOH + H2O = KCrO2 + H2 =>
2 Cr + 2 KOH + 2 H2O = 2 KCrO2 + 3 H2
Al2O3 + NaCl = AlCl3 + Na2O =>
Al2O3 + 6 NaCl = 2 AlCl3 + 3 Na2O
Cr + KOH + H2O = K[Cr(OH)6] + H2 =>
2 Cr + 2 KOH + 10 H2O = 2 K[Cr(OH)6] + 5 H2
Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
MgO + NO2 + O2 = Mg(NO3)2 =>
2 MgO + 4 NO2 + O2 = 2 Mg(NO3)2
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
Na + HCl = H2 + NaCl =>
2 Na + 2 HCl = H2 + 2 NaCl
Cu2O3(s) + C(s) = Cu(l) + CO2(g) =>
2 Cu2O3(s) + 3 C(s) = 4 Cu(l) + 3 CO2(g)
FeCl2 + K3[Fe(CN)6] = KCl + KFe[Fe(CN)6] =>
FeCl2 + K3[Fe(CN)6] = 2 KCl + KFe[Fe(CN)6]
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/16/24
Équations équilibrées sur11/15/23
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