| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaCO3 + 2 H3OCl = CaCl2 + CO2 + 3 H2O
NaClO2 + HCl = NaCl + ClO2 + H2O =>
5 NaClO2 + 4 HCl = 5 NaCl + 4 ClO2 + 2 H2O
C5H5(l) + O2(g) = CO2(g) + H2O(l) =>
4 C5H5(l) + 25 O2(g) = 20 CO2(g) + 10 H2O(l)
OH{-} + Br2 = BrO3{-} + H2O + e =>
12 OH{-} + Br2 = 2 BrO3{-} + 6 H2O + 10e
Zn(s) + HCl(ac) = ZnCl2(ac) + H(g) =>
Zn(s) + 2 HCl(ac) = ZnCl2(ac) + 2 H(g)
CN3H6ClO4 + Mg = CO + H2O + N2 + MgCl2 =>
2 CN3H6ClO4 + Mg = 2 CO + 6 H2O + 3 N2 + MgCl2
Cl2 + H + O2 = HClO =>
Cl2 + 2 H + O2 = 2 HClO
MnO4{-} = Mn{+2} + {-} + O2 =>
MnO4{-} = Mn{+2} + 3e + 2 O2
Pb(NO3)2 + K2(CrO4) = PbCrO4 + K(NO3) =>
Pb(NO3)2 + K2(CrO4) = PbCrO4 + 2 K(NO3)
Na2O + C = Na2C + O2 =>
2 Na2O + 2 C = 2 Na2C + O2
Cr(OH)2 + ClO2 = Cr(ClO3)3 + CrCl3 + H2O =>
9 Cr(OH)2 + 27 ClO2 = 7 Cr(ClO3)3 + 2 CrCl3 + 9 H2O
K2Cr2O4 + Pb(NO3)2 = KNO3 + PbCr2O4 =>
K2Cr2O4 + Pb(NO3)2 = 2 KNO3 + PbCr2O4
HOCN = OCNH =>
HOCN = OCNH
Ni(NO3)2 + Cs(OH) = Cs(NO3) + Ni(OH)2 =>
Ni(NO3)2 + 2 Cs(OH) = 2 Cs(NO3) + Ni(OH)2
NH4 + K2HgI4 + KOH = NH2HgI2 + K + KI + H2O =>
NH4 + K2HgI4 + 2 KOH = NH2HgI2 + 2 K + 2 KI + 2 H2O
Al(OH)3 + Al2(SO4)3 = [Al(OH)2]2SO4 =>
4 Al(OH)3 + Al2(SO4)3 = 3[Al(OH)2]2SO4
PhO + NaBH4 + H2O = PhOH + NaH2BO3 =>
8 PhO + NaBH4 + 3 H2O = 8 PhOH + NaH2BO3
Cu{2+} + Zn{2+} = CuZn{4+} =>
Cu{2+} + Zn{2+} = CuZn{4+}
ZnO + KBr = KO + ZnBr =>
ZnO + KBr = KO + ZnBr
Al + H2O + O = AlOH =>
2 Al + H2O + O = 2 AlOH
Pb + H2SO4 = Pb(SO4) + H2 =>
Pb + H2SO4 = Pb(SO4) + H2
CdCl2 + NaCN = Na2[Cd(CN)4] + NaCl =>
CdCl2 + 4 NaCN = Na2[Cd(CN)4] + 2 NaCl
P + Cl2 = Cl3P2 =>
4 P + 3 Cl2 = 2 Cl3P2
Pb + NaOH + H2O = H2 + Na2PbO3 =>
Pb + 2 NaOH + H2O = 2 H2 + Na2PbO3
NaNO33 = NaNO2 + O2 =>
2 NaNO33 = 2 NaNO2 + 31 O2
KI + KIO3 + H2SO4 = K2SO4 + I2 + H2O =>
5 KI + KIO3 + 3 H2SO4 = 3 K2SO4 + 3 I2 + 3 H2O
Sr(OH)2 + CO2 = Sr + CO2(OH)2 =>
Sr(OH)2 + CO2 = Sr + CO2(OH)2
AlCl3 + H2SO4 + KSCN = KCl + Al2(SO4)3 + HSCN =>
2 AlCl3 + 3 H2SO4 + 6 KSCN = 6 KCl + Al2(SO4)3 + 6 HSCN
(NH4)2SO4(aq) + NaOH(aq) = Na2SO4(aq) + NH3(g) + H2O(aq) =>
(NH4)2SO4(aq) + 2 NaOH(aq) = Na2SO4(aq) + 2 NH3(g) + 2 H2O(aq)
BaO(s) + P2O5(l) = Ba3(PO4)2(s) =>
3 BaO(s) + P2O5(l) = Ba3(PO4)2(s)
Ca(k) + Cl2 = CaCl2(k) =>
Ca(k) + Cl2 = CaCl2(k)
CuSO3 + Ag = Ag2SO3 + Cu =>
CuSO3 + 2 Ag = Ag2SO3 + Cu
HCl(aq) + Ag2SO3(s) = H2O(l) + AgCl(aq) + SO2(g) =>
2 HCl(aq) + Ag2SO3(s) = H2O(l) + 2 AgCl(aq) + SO2(g)
Na2SO4 + CaCO2 + C = Na2CO3 + CO2 + CaS =>
2 Na2SO4 + 2 CaCO2 + 3 C = 2 Na2CO3 + 3 CO2 + 2 CaS
K2SO3 + KOH + I2 = K2SO4 + KI + H2O =>
K2SO3 + 2 KOH + I2 = K2SO4 + 2 KI + H2O
Mg + O2 + H2O = Mg(OH)2 =>
2 Mg + O2 + 2 H2O = 2 Mg(OH)2
TlNO3 + HNO3 = Tl(NO3)3 + H2O + NO2 =>
TlNO3 + 4 HNO3 = Tl(NO3)3 + 2 H2O + 2 NO2
Na2CO3 + FeCl3 + H2O = Fe[OH]3 + NaCl + CO2 =>
3 Na2CO3 + 2 FeCl3 + 3 H2O = 2 Fe[OH]3 + 6 NaCl + 3 CO2
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
KClO3 + P = KCl + P2O4 =>
4 KClO3 + 6 P = 4 KCl + 3 P2O4
Ni(s) + H2SO4(aq) = NiSO4(aq) + H2(g) =>
Ni(s) + H2SO4(aq) = NiSO4(aq) + H2(g)
Pb(ClO4)2 + Na2CrO4 = PbCrO4 + NaClO4 =>
Pb(ClO4)2 + Na2CrO4 = PbCrO4 + 2 NaClO4
Al2O3 + KOH = K + AlO2 + H2O =>
Al2O3 + 2 KOH = 2 K + 2 AlO2 + H2O
CO(g) + H2(g) = CH4(g) + H2O(g) =>
CO(g) + 3 H2(g) = CH4(g) + H2O(g)
HNO3 + NaC2H3O2 = NaNO3 + HC2H3O2 =>
HNO3 + NaC2H3O2 = NaNO3 + HC2H3O2
BaNO3 + PbOH = BaOH + PbNO3 =>
BaNO3 + PbOH = BaOH + PbNO3
NO2{-} + MnO2 + H{+} = NO3{-} + Mn{2} + H2O =>
NO2{-} + MnO2 + 2 H{+} = NO3{-} + Mn{2} + H2O
CoCl2H2O + NH4Cl + H2O2 + NH3 = [Co(NH3)5Cl]Cl2 + H2O =>
2 CoCl2H2O + 2 NH4Cl + H2O2 + 8 NH3 = 2[Co(NH3)5Cl]Cl2 + 4 H2O
CO3Rb = RbOCO2 =>
CO3Rb = RbOCO2
AlCl3 + H2O = Al(OH)3 + H{+} + Cl{-} =>
AlCl3 + 3 H2O = Al(OH)3 + 3 H{+} + 3 Cl{-}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/19/24
Équations équilibrées sur01/18/24
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