| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 K2CrO4 + 6 KBr + 8 H2O = 2 Cr(OH)3 + 3 Br2 + 10 KOH
H + Cu = H2Cu =>
2 H + Cu = H2Cu
LiOH + BeS = Li2S + Be(OH)2 =>
2 LiOH + BeS = Li2S + Be(OH)2
VO(OH)2 + HCl = VOCl2 + H2O =>
VO(OH)2 + 2 HCl = VOCl2 + 2 H2O
NH4OH + K2CrO4 = (NH4)2CrO4 + KOH =>
2 NH4OH + K2CrO4 = (NH4)2CrO4 + 2 KOH
(VO2)2SO4 + Zn + H2SO4 = VOSO4 + ZnSO4 + H2O =>
(VO2)2SO4 + Zn + 2 H2SO4 = 2 VOSO4 + ZnSO4 + 2 H2O
Na2SO3(aq) + HCl(aq) = NaCl(aq) + H2SO3(aq) =>
Na2SO3(aq) + 2 HCl(aq) = 2 NaCl(aq) + H2SO3(aq)
CCl4 + HF = CCl2F2 + HCl =>
CCl4 + 2 HF = CCl2F2 + 2 HCl
C2H5(OH) + O2 = CO + H2O =>
C2H5(OH) + 2 O2 = 2 CO + 3 H2O
(NH4)2SO4(aq) + KOH(aq) = K2SO4 + NH3 + H2O =>
(NH4)2SO4(aq) + 2 KOH(aq) = K2SO4 + 2 NH3 + 2 H2O
GaP + H2O = H2 + Ga2O + P2 =>
2 GaP + H2O = H2 + Ga2O + P2
CuOH{2} = CuO + H{2}O =>
CuOH{2} = CuO + H{2}O
CuBr2 + Na2SO3 + H2O = CuBr + NaBr + H2SO4 =>
2 CuBr2 + Na2SO3 + H2O = 2 CuBr + 2 NaBr + H2SO4
FeSO4 + O2 + H2O = FeOHSO4 =>
4 FeSO4 + O2 + 2 H2O = 4 FeOHSO4
NaCl + CaCl2 = NaCa + Cl =>
NaCl + CaCl2 = NaCa + 3 Cl
CoCl2 + NH4SCN = (NH4)2Co(SCN)4 + NH4Cl =>
CoCl2 + 4 NH4SCN = (NH4)2Co(SCN)4 + 2 NH4Cl
Ca + HNO3 = Ca(NO3)2 + N2 + H2O =>
5 Ca + 12 HNO3 = 5 Ca(NO3)2 + N2 + 6 H2O
Cu(OH) + H2S = Cu(HS) + H2O =>
Cu(OH) + H2S = Cu(HS) + H2O
K2SO4(aq) + Ba(NO3)2 = KNO3 + BaSO4 =>
K2SO4(aq) + Ba(NO3)2 = 2 KNO3 + BaSO4
H2O + S2{-} + MnO4{-} = S + MnS + OH{-} =>
4 H2O + 7 S2{-} + MnO4{-} = 13 S + MnS + 8 OH{-}
Pb(NO3)2 + Cl = PbCl2 + NO3 =>
Pb(NO3)2 + 2 Cl = PbCl2 + 2 NO3
H2SiO3 + Ca(OH)2 = CaSiO3 + H2O =>
H2SiO3 + Ca(OH)2 = CaSiO3 + 2 H2O
Au + F2 = AuF2 =>
Au + F2 = AuF2
CrO3 + Fe(OH)2 = FeCrO4 + H2O =>
CrO3 + Fe(OH)2 = FeCrO4 + H2O
Cr2O7{-2} + H{+} + H2 = Cr{+3} + H2O =>
Cr2O7{-2} + 8 H{+} + 3 H2 = 2 Cr{+3} + 7 H2O
C22H46 + O2 = CO2 + H2O =>
2 C22H46 + 67 O2 = 44 CO2 + 46 H2O
Pb3O4(s) = PbO(s) + O2(g) =>
2 Pb3O4(s) = 6 PbO(s) + O2(g)
Al(OH)3(s) = Al2O3(s) + H2O(g) =>
2 Al(OH)3(s) = Al2O3(s) + 3 H2O(g)
CH4N4 + O2 = CO2 + H2O + N2 =>
CH4N4 + 2 O2 = CO2 + 2 H2O + 2 N2
KClO3 = Cl2 + K + O2 =>
2 KClO3 = Cl2 + 2 K + 3 O2
FeCl3 + KBr + H2SO4 = FeSO4 + Br2 + KCl + HCl =>
2 FeCl3 + 2 KBr + 2 H2SO4 = 2 FeSO4 + Br2 + 2 KCl + 4 HCl
Na(NO3) + H2(SO4) = Na(SO4) + H2(NO3) =>
Na(NO3) + H2(SO4) = Na(SO4) + H2(NO3)
C2H2 + Br2 = C2H2Br2 = H2 =>
C2H2 + Br2 = C2H2Br2
C16H34 = C4H10 + C4H8 =>
C16H34 = C4H10 + 3 C4H8
Ca(OCl)2 + HCl = Cl2 + CaCl2 + H2O =>
Ca(OCl)2 + 4 HCl = 2 Cl2 + CaCl2 + 2 H2O
PB(NO3)2 + HCl(aq) = PBCl2 + HNO3 =>
PB(NO3)2 + 2 HCl(aq) = PBCl2 + 2 HNO3
HO = H + O2 =>
2 HO = 2 H + O2
C4H6O6 + NaOH = C4NaHO4 + H2O =>
C4H6O6 + NaOH = C4NaHO4 + 3 H2O
CuCl2 + NaI = CuI2 + NaCl =>
CuCl2 + 2 NaI = CuI2 + 2 NaCl
C2H6 + O2 + Cl2 = C2H3Cl + H2O =>
4 C2H6 + 3 O2 + 2 Cl2 = 4 C2H3Cl + 6 H2O
ZrF4 + Na2S2O3*5H2O = ZrF2(S2O3) + NaF + H2O =>
ZrF4 + Na2S2O3*5H2O = ZrF2(S2O3) + 2 NaF + 5 H2O
POH + S = P + SOH =>
POH + S = P + SOH
OHH = water =>
OHH = H2O
HClO3 = ClO2 + O2 + H2O =>
4 HClO3 = 4 ClO2 + O2 + 2 H2O
Cr(OH)3 + H3 = Cr3 + H2O =>
3 Cr(OH)3 + 3 H3 = Cr3 + 9 H2O
Ca + NaOH = Ca(OH)2 + Na =>
Ca + 2 NaOH = Ca(OH)2 + 2 Na
N + S = NS =>
N + S = NS
N + S = N4S10 =>
4 N + 10 S = N4S10
As2O3 + KBrO3 + HCl = As2O5 + HBr + KCl =>
3 As2O3 + 2 KBrO3 + 2 HCl = 3 As2O5 + 2 HBr + 2 KCl
Na2B4O7 = Na + B4O7 =>
Na2B4O7 = 2 Na + B4O7
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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