| Équations équilibrées la veille |
KMnO7 + 14 HCl = MnCl + 12 Cl + KCl + 7 H2O
Ni + (NH4)2S = NiS + NH4 =>
Ni + (NH4)2S = NiS + 2 NH4
HNO3 + C2H2O4 = C22H25NO6 + H2O + CO2 =>
HNO3 + 53 C2H2O4 = C22H25NO6 + 41 H2O + 84 CO2
KIO3 + Na2C2O4 = KC2O4 + Na2IO3 =>
KIO3 + Na2C2O4 = KC2O4 + Na2IO3
MgCO3 + NaOH = Mg(OH)2 + Na2CO3 =>
MgCO3 + 2 NaOH = Mg(OH)2 + Na2CO3
Mg(NO3)2 + NH4HCO3 = NH4NO3 + Mg(HCO3)2 =>
Mg(NO3)2 + 2 NH4HCO3 = 2 NH4NO3 + Mg(HCO3)2
SnO2 + H2O = H2SnO3 =>
SnO2 + H2O = H2SnO3
HNO3 + MnCl2 + HCl = NO + MnCl6 + H2O =>
4 HNO3 + 3 MnCl2 + 12 HCl = 4 NO + 3 MnCl6 + 8 H2O
H2SeO3 + Cu(OH)2 = CuSeO3 + H2O =>
H2SeO3 + Cu(OH)2 = CuSeO3 + 2 H2O
Y2O3 + La2O3 + Zr2O3 = Y196La1Zr3O300 =>
196 Y2O3 + La2O3 + 3 Zr2O3 = 2 Y196La1Zr3O300
K2Cr2O7 + HCl + Zn = CrCl3 + ZnCl2 + KCl + H2O =>
K2Cr2O7 + 14 HCl + 3 Zn = 2 CrCl3 + 3 ZnCl2 + 2 KCl + 7 H2O
C16H34 + O2(g) = CO2(g) + H2O(g) =>
2 C16H34 + 49 O2(g) = 32 CO2(g) + 34 H2O(g)
NaHCO3(s) + C2H4O2(aq) = CO2(g) + H2O(l) + NaC2H3O2(aq) =>
NaHCO3(s) + C2H4O2(aq) = CO2(g) + H2O(l) + NaC2H3O2(aq)
Li + CuCO3 = Cu + Li2CO3 =>
2 Li + CuCO3 = Cu + Li2CO3
Fe(NO3)2 + KI = K2(NO3) + FeI4 =>
Fe(NO3)2 + 4 KI = 2 K2(NO3) + FeI4
C2H5NH2 + C2H5Br = C4H9NH3Br =>
C2H5NH2 + C2H5Br = C4H9NH3Br
Na2CrO4 + MgCl2 = MgCrO4 + NaCl =>
Na2CrO4 + MgCl2 = MgCrO4 + 2 NaCl
Ni + S = Ni2S =>
2 Ni + S = Ni2S
Sm + H2O = SmO + H2 =>
Sm + H2O = SmO + H2
CuBr2 + NH4OH = Br2NH4 + CuOH =>
CuBr2 + NH4OH = Br2NH4 + CuOH
Cu(H2O)6(aq) + NaCl(aq) = CuCl4(s) + Na(aq) + H2O(l) =>
Cu(H2O)6(aq) + 4 NaCl(aq) = CuCl4(s) + 4 Na(aq) + 6 H2O(l)
Mn2{+} + H2O = MnO4{-} + H{+} + e =>
Mn2{+} + 8 H2O = 2 MnO4{-} + 16 H{+} + 13e
Zn + O2 = zincoxide =>
2 Zn + O2 = 2 ZnO
PbSO4 + NaBr = PbBr2 + Na2SO4 =>
PbSO4 + 2 NaBr = PbBr2 + Na2SO4
Ni(NO2)2 + HOH = Ni(OH)2 + HNO2 =>
Ni(NO2)2 + 2 HOH = Ni(OH)2 + 2 HNO2
V + Pb3O4 = Pb + VO =>
4 V + Pb3O4 = 3 Pb + 4 VO
Ga2(SO4)3 = Ga2O3 + SO3 =>
Ga2(SO4)3 = Ga2O3 + 3 SO3
NaCl + NaClO3 + H2SO4 = Cl2 + Na2SO4 + H2O =>
5 NaCl + NaClO3 + 3 H2SO4 = 3 Cl2 + 3 Na2SO4 + 3 H2O
SrBr + MgS = SrS + MgBr =>
SrBr + MgS = SrS + MgBr
Ag(s) + Br2(g) = AgBr =>
2 Ag(s) + Br2(g) = 2 AgBr
Cd + NaCN + O2 + H2O = Na2[Cd(CN)4] + NaOH =>
2 Cd + 8 NaCN + O2 + 2 H2O = 2 Na2[Cd(CN)4] + 4 NaOH
P + CI3 = PCI3 =>
P + CI3 = PCI3
CoCl2 + Pb(NO3)2 = Co(NO3)2 + Pb(Cl)2 =>
CoCl2 + Pb(NO3)2 = Co(NO3)2 + Pb(Cl)2
MnO2 + Na2SO4 + KOH = KMnO4 + Na2SO3 + H2O =>
2 MnO2 + 3 Na2SO4 + 2 KOH = 2 KMnO4 + 3 Na2SO3 + H2O
CaSO4 + Al = Al2O3 + CaS =>
3 CaSO4 + 8 Al = 4 Al2O3 + 3 CaS
As + H = AsH3 =>
As + 3 H = AsH3
CH3NH3HSO4 + BaCl2 = BaSO4 + CH3NH3Cl + HCl =>
CH3NH3HSO4 + BaCl2 = BaSO4 + CH3NH3Cl + HCl
CuClO2 + H2SO4 = Cu2SO4 + HClO2 =>
2 CuClO2 + H2SO4 = Cu2SO4 + 2 HClO2
H3PO4 + Al2(CO3)3 = Al(H2PO4)3 + H2CO3 =>
6 H3PO4 + Al2(CO3)3 = 2 Al(H2PO4)3 + 3 H2CO3
Na2SiO3 + NaOH = Na4SiO4 + H2O =>
Na2SiO3 + 2 NaOH = Na4SiO4 + H2O
Al2O3(g) = Al(s) + O2(g) =>
2 Al2O3(g) = 4 Al(s) + 3 O2(g)
B2O3 + Si = SiO2 + B =>
2 B2O3 + 3 Si = 3 SiO2 + 4 B
H2O2(ac) + H2SO4(ac) + KI(ac) = K2SO4(ac) + H2O(l) + I2 =>
H2O2(ac) + H2SO4(ac) + 2 KI(ac) = K2SO4(ac) + 2 H2O(l) + I2
KNO2 + HBr = HNO2 + KBr =>
KNO2 + HBr = HNO2 + KBr
SbCl3 + Na2S2O3 + H2O = Sb2S3 + H2SO4 + NaCl =>
2 SbCl3 + 3 Na2S2O3 + 3 H2O = Sb2S3 + 3 H2SO4 + 6 NaCl
PB + HBr = PBBr4 + H2 =>
PB + 4 HBr = PBBr4 + 2 H2
Mg(NO3)2 + Na2(CO3) = Mg(CO3) + NaNO3 =>
Mg(NO3)2 + Na2(CO3) = Mg(CO3) + 2 NaNO3
KNO3 + Na2CO4 = NaNO3 + K2CO4 =>
2 KNO3 + Na2CO4 = 2 NaNO3 + K2CO4
LiOH = Li{+} + OH{-} =>
LiOH = Li{+} + OH{-}
KSCN + HCl = HCN + KSCl =>
KSCN + HCl = HCN + KSCl
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Équations équilibrées sur10/24/24
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