| Équations équilibrées la veille |
PbSO4 + 2 NaCl = PbCl2 + Na2SO4
H2S + Sr(OH)2 = SrS(aq) + H2O(l) =>
H2S + Sr(OH)2 = SrS(aq) + 2 H2O(l)
N2(ag) + H2(ag) = NH3(ag) =>
N2(ag) + 3 H2(ag) = 2 NH3(ag)
NaNO2 + H2 = NH3 + NaOH + H2O =>
NaNO2 + 3 H2 = NH3 + NaOH + H2O
Na2CO3 + S2 = Na2S2O3 + Na2S4 + CO2 =>
3 Na2CO3 + 5 S2 = Na2S2O3 + 2 Na2S4 + 3 CO2
AgNO3 + NaOH + Na2SO3 = Ag + Na2SO4 + NaNO3 + H2O =>
2 AgNO3 + 2 NaOH + Na2SO3 = 2 Ag + Na2SO4 + 2 NaNO3 + H2O
Fe(H2O)6 + NH3 = Fe(H2O)3(OH)3 + NH4 =>
Fe(H2O)6 + 3 NH3 = Fe(H2O)3(OH)3 + 3 NH4
MnO2 + H2O = MnO(OH)2 =>
MnO2 + H2O = MnO(OH)2
Al + L2 = AlL2 =>
Al + L2 = AlL2
Cu3(AsO4)2 + HNO3 = Cu(NO3)2 + H3AsO4 =>
Cu3(AsO4)2 + 6 HNO3 = 3 Cu(NO3)2 + 2 H3AsO4
Cl2 + NaOH + NaBr = H2O + NaBrO3 + NaCl =>
3 Cl2 + 6 NaOH + NaBr = 3 H2O + NaBrO3 + 6 NaCl
HOCH2CO2H + Na2CO3 = HOCH2CO2Na + CO2 + H2O =>
2 HOCH2CO2H + Na2CO3 = 2 HOCH2CO2Na + CO2 + H2O
S + H = S2H3 =>
2 S + 3 H = S2H3
N2O3 + NaOH = N(OH)3 + Na2O =>
N2O3 + 6 NaOH = 2 N(OH)3 + 3 Na2O
AgNo3 + SrI2 = AgI + Sr(No3)2 =>
2 AgNo3 + SrI2 = 2 AgI + Sr(No3)2
HN3 + H2O = N2H4 + HNO3 =>
7 HN3 + 15 H2O = 8 N2H4 + 5 HNO3
KAl(SO4)2(aq) + NH4OH(aq) = Al(OH)3 + (NH4)2SO4(aq) + KOH(aq) =>
KAl(SO4)2(aq) + 4 NH4OH(aq) = Al(OH)3 + 2(NH4)2SO4(aq) + KOH(aq)
(COOH)2 + NaOH = NaCO2 + H2O =>
(COOH)2 + 2 NaOH = 2 NaCO2 + 2 H2O
NaNO2 + NaI + HCl = NO + I2 + NaCl + H2O =>
2 NaNO2 + 2 NaI + 4 HCl = 2 NO + I2 + 4 NaCl + 2 H2O
BH3 + HCl = BH4Cl =>
BH3 + HCl = BH4Cl
NH3 + BaSO4 = BaNH3 + SO4 =>
NH3 + BaSO4 = BaNH3 + SO4
KI + KIO3 + NHO3 = I2 + KNO3 + H2O =>
5 KI + KIO3 + 6 NHO3 = 3 I2 + 6 KNO3 + 3 H2O
As + Uup = UupAs =>
As + Uup = UupAs
FeCl3 + K3[Fe(CN)6] = K3Cl3 + [Fe2(CN)6] =>
FeCl3 + K3[Fe(CN)6] = K3Cl3 + [Fe2(CN)6]
CuSO4 + NaCN = CuCN + (CN)2 + Na2SO4 =>
2 CuSO4 + 4 NaCN = 2 CuCN + (CN)2 + 2 Na2SO4
NH3 + C2H2O4 = N2H8C2O4 =>
2 NH3 + C2H2O4 = N2H8C2O4
H2SiO3 + LiOH = SiO3Li2 + H2O =>
H2SiO3 + 2 LiOH = SiO3Li2 + 2 H2O
(CH2)3(OH)2 + O2 = H2O + CO2 =>
(CH2)3(OH)2 + 4 O2 = 4 H2O + 3 CO2
HCOOH + NH3 = NH3CO + H2O =>
HCOOH + NH3 = NH3CO + H2O
Li + HNO3 = LiNO3 + N2O + H2O =>
8 Li + 10 HNO3 = 8 LiNO3 + N2O + 5 H2O
MnO4{-} + S{2-} + H2O = MnO2 + S + OH{-} =>
2 MnO4{-} + 3 S{2-} + 4 H2O = 2 MnO2 + 3 S + 8 OH{-}
Ag2SO3 + H2O = H2SO4 + Ag38 =>
19 Ag2SO3 + 19 H2O = 19 H2SO4 + Ag38
HN3 + H2O = N2H4 + HNO3 =>
7 HN3 + 15 H2O = 8 N2H4 + 5 HNO3
Li2O + N2O3 = LiNO2 =>
Li2O + N2O3 = 2 LiNO2
Cl2O + NaO = NaCl + O2 =>
2 Cl2O + 4 NaO = 4 NaCl + 3 O2
Na{+} + HCOO{-} = NaHCOO =>
Na{+} + HCOO{-} = NaHCOO
PbCl2 + HCl = [PbCl4]H2 =>
PbCl2 + 2 HCl = [PbCl4]H2
Cl2 + NaI = NaCl + I211 =>
211 Cl2 + 422 NaI = 422 NaCl + 2 I211
CrBr3 + Ba(OH)2 = Cr(OH)3 + Br2Ba =>
2 CrBr3 + 3 Ba(OH)2 = 2 Cr(OH)3 + 3 Br2Ba
Na2[Sn(OH)4] + Br2 + NaOH = Na2[Sn(OH)6] + NaBr =>
Na2[Sn(OH)4] + Br2 + 2 NaOH = Na2[Sn(OH)6] + 2 NaBr
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Zn + H{+} + NO3{-} = Zn2{+} + H2O + NH4NO3 =>
16 Zn + 10 H{+} + 2 NO3{-} = 8 Zn2{+} + 3 H2O + NH4NO3
HBr + KOH = KBr + H2O =>
HBr + KOH = KBr + H2O
SO2 + H2O + O2 = H2SO4(classification) =>
2 SO2 + 2 H2O + O2 = 2 H2SO4(classification)
C4H2 + O2 = CO2 + H2O =>
2 C4H2 + 9 O2 = 8 CO2 + 2 H2O
Al + Cl2 = AlCl3 = =>
2 Al + 3 Cl2 = 2 AlCl3
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
KNO2 + K2Cr2O7 + KOH + H2O = K3[Cr(OH)6] + KNO3 =>
3 KNO2 + K2Cr2O7 + 4 KOH + 4 H2O = 2 K3[Cr(OH)6] + 3 KNO3
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Pb(NO3)2(aq) + K2CrO4(aq) = KNO3(aq) + PbCrO4(g) =>
Pb(NO3)2(aq) + K2CrO4(aq) = 2 KNO3(aq) + PbCrO4(g)
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Équations équilibrées sur10/18/24
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