Équations équilibrées la veille |
H2SO4 + Ag2MnO4 = Ag2SO4 + H2MnO4
C3H8 + O2 = C + H2OO2 =>
C3H8 + 6 O2 = 3 C + 4 H2OO2
ZnS + Cl2 = ZnCl2 + S =>
ZnS + Cl2 = ZnCl2 + S
CrI3 + Na(OH) + Cl2 = Na(IO4) + Na3Cr + NaCl + H2O =>
CrI3 + 24 Na(OH) + 9 Cl2 = 3 Na(IO4) + Na3Cr + 18 NaCl + 12 H2O
CaCO3 + C3H6O3 = H2O + CO2 + CaC3H4O3 =>
CaCO3 + C3H6O3 = H2O + CO2 + CaC3H4O3
Ba(NO3)2 + MgS = Mg(NO3)2 + BaS =>
Ba(NO3)2 + MgS = Mg(NO3)2 + BaS
NaOHCO3 + C6H8O7 = Na3C6H5O7 + CO2 + H2O =>
9 NaOHCO3 + 4 C6H8O7 = 3 Na3C6H5O7 + 15 CO2 + 13 H2O
NH4 + NO3 = N2O + H3O =>
15 NH4 + 11 NO3 = 13 N2O + 20 H3O
Li + Te = LiTe2 =>
Li + 2 Te = LiTe2
Na2ZnO2 = Na + Zn + O2 =>
Na2ZnO2 = 2 Na + Zn + O2
HCl + CaHCO3 = CaCl + H2O + CO2 =>
HCl + CaHCO3 = CaCl + H2O + CO2
HCHO + CO2 + H2O = HCOOH =>
HCHO + CO2 + H2O = 2 HCOOH
Na2 + CO3 + HCl = CO2 + NaCl + H2O =>
Na2 + CO3 + 2 HCl = CO2 + 2 NaCl + H2O
CH3Br = C2H6 + Br2 =>
2 CH3Br = C2H6 + Br2
[Ti(H2O)6] + Cr2O7 = [TiO(H2O)5] + H2O + Cr =>
7[Ti(H2O)6] + Cr2O7 = 7[TiO(H2O)5] + 7 H2O + 2 Cr
CuSO4(aq) + NH3(aq) = Cu(NH3)4{2+} + SO4{2-}(aq) + }(aq) =>
CuSO4(aq) + 4 NH3(aq) = Cu(NH3)4{2+} + SO4{2-}(aq) + }(aq)
AgClO4 = Ag + Cl + O =>
AgClO4 = Ag + Cl + 4 O
Ag3N + NaI = Na3N + AgI =>
Ag3N + 3 NaI = Na3N + 3 AgI
KO2(s) + H2O + CO2(g) = KHCO3(s) + O2(g) =>
4 KO2(s) + 2 H2O + 4 CO2(g) = 4 KHCO3(s) + 3 O2(g)
KCl + Ba = KBa + Cl =>
KCl + Ba = KBa + Cl
Al2O3 + Cu = Cu2O + Al =>
Al2O3 + 6 Cu = 3 Cu2O + 2 Al
C18H17NO4H2O + O2 = H2O + HNO3 + CO2 =>
2 C18H17NO4H2O + 43 O2 = 18 H2O + 2 HNO3 + 36 CO2
(NH4)2SO3 + KMnO4 + H2SO4 = (NH4)2SO4 + MnSO4 + K2SO4 + H2O =>
5(NH4)2SO3 + 2 KMnO4 + 3 H2SO4 = 5(NH4)2SO4 + 2 MnSO4 + K2SO4 + 3 H2O
AgNO3 + NO2 = AgNO2 + NO3 =>
AgNO3 + NO2 = AgNO2 + NO3
HBr + Na2CO3*10H2O = CO2 + H2O + NaBr =>
2 HBr + Na2CO3*10H2O = CO2 + 11 H2O + 2 NaBr
CsI + H2O = CsOH + HI =>
CsI + H2O = CsOH + HI
SrO + H2 = Sr + H2O =>
SrO + H2 = Sr + H2O
CaCO3 + KMnO4 + H2SO4 = K2CO3 + CaSO4 + MnCO3 + H2O2 + CO2 =>
5 CaCO3 + 2 KMnO4 + 5 H2SO4 = K2CO3 + 5 CaSO4 + 2 MnCO3 + 5 H2O2 + 2 CO2
lead(ii)nitrate = lead(ii)oxide + Nitrogendioxide + Oxygen =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
Al + HNO3 = Al(NO3) + N2O4 + H2O =>
2 Al + 4 HNO3 = 2 Al(NO3) + N2O4 + 2 H2O
(NH4)2CO3 + HCl = NH4 + CO3(HCl)2 =>
(NH4)2CO3 + 2 HCl = 2 NH4 + CO3(HCl)2
TiO2 + KOH + H2O = K2Ti(OH)6 =>
TiO2 + 2 KOH + 2 H2O = K2Ti(OH)6
CoCl2(blue) + H2O = [Co(H2O)6]Cl2(pink) =>
CoCl2(blue) + 6 H2O = [Co(H2O)6]Cl2(pink)
N24H4 = N3H3 + N2 =>
3 N24H4 = 4 N3H3 + 30 N2
K2SO4 + CaO = CaSO4 + K2O =>
K2SO4 + CaO = CaSO4 + K2O
NH4SCN(l) + Ba(OH)2(l) = Ba(SCN)2(s) + NH3(g) + H2O(l) =>
2 NH4SCN(l) + Ba(OH)2(l) = Ba(SCN)2(s) + 2 NH3(g) + 2 H2O(l)
K2SO3 + HCl = KHSO3 + KCl =>
K2SO3 + HCl = KHSO3 + KCl
I2(H2O) + NaOH = NaI + NaIO3 + H2O =>
3 I2(H2O) + 6 NaOH = 5 NaI + NaIO3 + 6 H2O
HNO3 + SO2 + H2O = H2SO4 + ON =>
2 HNO3 + 3 SO2 + 2 H2O = 3 H2SO4 + 2 ON
K2SO4 + HBr = KHBr + SO4 =>
K2SO4 + 2 HBr = 2 KHBr + SO4
Al + SO4 = AlS + O2 =>
Al + SO4 = AlS + 2 O2
NaBO2 + HOH = H3BO3 + NaOH =>
NaBO2 + 2 HOH = H3BO3 + NaOH
KCl + Br2 + I2 = KClBr2I2 =>
KCl + Br2 + I2 = KClBr2I2
H2S + HBrO4 = Br2 + S + H2O =>
7 H2S + 2 HBrO4 = Br2 + 7 S + 8 H2O
BaF2 + K3P = KF + Ba3P2 =>
3 BaF2 + 2 K3P = 6 KF + Ba3P2
NaOH(aq) + HCl(aq) + AgNO3(l) = AgCl + NaNO3 + H2O =>
NaOH(aq) + HCl(aq) + AgNO3(l) = AgCl + NaNO3 + H2O
ZnSO4 = SO4Zn =>
ZnSO4 = SO4Zn
(NH4)2S + Fe(CH3COO)3 = NH4CH3COO + Fe2S3 =>
3(NH4)2S + 2 Fe(CH3COO)3 = 6 NH4CH3COO + Fe2S3
AgNO3 + NaOH = NO3Na + AgOH =>
AgNO3 + NaOH = NO3Na + AgOH
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
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