| Équations équilibrées la veille | Équations équilibrées le lendemain |
Au2O + H2O = 2 HAuO
Zn(s) + HBr(aq) = ZnBr(s) + H2 =>
2 Zn(s) + 2 HBr(aq) = 2 ZnBr(s) + H2
CH3CH2COOH + KHCO3 = CH3CH2COOK + H2O + CO2 =>
CH3CH2COOH + KHCO3 = CH3CH2COOK + H2O + CO2
Fe(s) + HCl(g) = FeCl3(aq) + H2(g) =>
2 Fe(s) + 6 HCl(g) = 2 FeCl3(aq) + 3 H2(g)
C6H12 + KMnO4 = C3H5O2K + MnO2 + H2O + KOH =>
3 C6H12 + 8 KMnO4 = 6 C3H5O2K + 8 MnO2 + 2 H2O + 2 KOH
CuSO4*7H2O + Fe = Cu + FeSO4*7H2O =>
CuSO4*7H2O + Fe = Cu + FeSO4*7H2O
SnO + H2SO4 = Sn2(SO4)2 + H2O =>
2 SnO + 2 H2SO4 = Sn2(SO4)2 + 2 H2O
MgCO3 + CaMg(OH)4 = CaCO3 + Mg(OH)2 =>
MgCO3 + CaMg(OH)4 = CaCO3 + 2 Mg(OH)2
CuSO4*5H2O + C6H12O6 = C6H12O7 + Cu2O + H2SO4 + H2O =>
2 CuSO4*5H2O + C6H12O6 = C6H12O7 + Cu2O + 2 H2SO4 + 8 H2O
Ag{+} + S2O8{2-} = Ag(S2O8)2{3-} =>
Ag{+} + 2 S2O8{2-} = Ag(S2O8)2{3-}
Sb + Fe + Au = SbFeAu =>
Sb + Fe + Au = SbFeAu
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
KI(aq) + Hg2(NO3)2(aq) = KNO3(aq) + Hg2I2 =>
2 KI(aq) + Hg2(NO3)2(aq) = 2 KNO3(aq) + Hg2I2
Zn + NaOH + H2O = Na2Zn(OH)4 + H4 =>
2 Zn + 4 NaOH + 4 H2O = 2 Na2Zn(OH)4 + H4
Cu(CN)2 = CuCN + C2N2 =>
2 Cu(CN)2 = 2 CuCN + C2N2
SNCl4 + NH3 = SNCl3 + HCl + N2 =>
6 SNCl4 + 2 NH3 = 6 SNCl3 + 6 HCl + N2
CaCO3 = CaO + CO2 = CaSO4 =>
CaCO3 = CaO + CO2
Fe(OH)3 + Cr = Fe(OH)2 + Cr(OH)3 =>
3 Fe(OH)3 + Cr = 3 Fe(OH)2 + Cr(OH)3
Na2CO3CO2H2O = NaHCO3 =>
Na2CO3CO2H2O = 2 NaHCO3
KMnO4 + HCl = KClMnO2 + Cl2 + H2O =>
2 KMnO4 + 8 HCl = 2 KClMnO2 + 3 Cl2 + 4 H2O
CuOH + H = CuOH2 =>
CuOH + H = CuOH2
K2Cr2O7 + H2SO4 + H2C2O4 = Cr2(SO4)3 + H2O + K2SO4 + CO2 =>
K2Cr2O7 + 4 H2SO4 + 3 H2C2O4 = Cr2(SO4)3 + 7 H2O + K2SO4 + 6 CO2
C2H5ONaCH3Br = C2H5OCH3NaBr =>
C2H5ONaCH3Br = C2H5OCH3NaBr
Sn + H{+} + C6H5NO2 = Sn{+4} + C6H5NH3{+} + H2O =>
3 Sn + 14 H{+} + 2 C6H5NO2 = 3 Sn{+4} + 2 C6H5NH3{+} + 4 H2O
Fe(NO3)3Fe(NO3)3 + NaOHNaOH = Fe(OH)3Fe(OH)3 + NaNO3 =>
Fe(NO3)3Fe(NO3)3 + 3 NaOHNaOH = Fe(OH)3Fe(OH)3 + 6 NaNO3
Pb(C2H3O2)2 + Na3PO4 = NaC2H3O2 + Pb3(PO4)2 =>
3 Pb(C2H3O2)2 + 2 Na3PO4 = 6 NaC2H3O2 + Pb3(PO4)2
MnO4{-} + Zn + H{+} = Mn2{2+} + Zn{2+} + H2O =>
2 MnO4{-} + 6 Zn + 16 H{+} = Mn2{2+} + 6 Zn{2+} + 8 H2O
Cu(NO3)2 + H2O = HCu(NO3)2 + OH =>
Cu(NO3)2 + H2O = HCu(NO3)2 + OH
C2H3Cl(g) + O2(g) = CO2(g) + H2O(g) + HCl(g) =>
2 C2H3Cl(g) + 5 O2(g) = 4 CO2(g) + 2 H2O(g) + 2 HCl(g)
FeS2 + O2 + H2O = Fe2{+} + SO4({-}2) + H{+} =>
8 FeS2 + 29 O2 + 6 H2O = 4 Fe2{+} + 16 SO4({-}2) + 12 H{+}
Al + PbI2 = I2 + PbAl2 =>
2 Al + PbI2 = I2 + PbAl2
K4Fe(CN)6 + Na2Cr2O7 + H2SO4 = Cr2(SO4)3 + CO2 + K2SO4 + Na2SO4 + Fe2(SO4)3 + H2O + N2 =>
6 K4Fe(CN)6 + 31 Na2Cr2O7 + 145 H2SO4 = 31 Cr2(SO4)3 + 36 CO2 + 12 K2SO4 + 31 Na2SO4 + 3 Fe2(SO4)3 + 145 H2O + 18 N2
P + NaH + H2O = PH3 + NaH2PO4 =>
10 P + 3 NaH + 12 H2O = 7 PH3 + 3 NaH2PO4
AlSO4 + CuNO3 = AlNO3 + CuSO4 =>
AlSO4 + CuNO3 = AlNO3 + CuSO4
Al2Si2O5 + Na2SiO3 = Na2Al2Si3O8 =>
Al2Si2O5 + Na2SiO3 = Na2Al2Si3O8
ClO4{-} + H{+} + I{-} = Cl{-} + H2O + I2 =>
ClO4{-} + 8 H{+} + 8 I{-} = Cl{-} + 4 H2O + 4 I2
N + H3 = N2H3 =>
2 N + H3 = N2H3
CH3CH2Br + NaOH = NaBr + CH3CH2OH =>
CH3CH2Br + NaOH = NaBr + CH3CH2OH
Cl2 + CaC2 = CaCl2 + C =>
Cl2 + CaC2 = CaCl2 + 2 C
NaClO2 + KI + H2SO4 = I2 + NaCl + K2SO4 + H2O =>
NaClO2 + 4 KI + 2 H2SO4 = 2 I2 + NaCl + 2 K2SO4 + 2 H2O
Bi200O300 + Fe200O300 + Ba100C100O300 + Ti100O200 + Li200C100O300 + Nb200O500 = Bi57Fe57Ba33Ti33Li10Nb10O300 + C100O200 =>
57 Bi200O300 + 57 Fe200O300 + 66 Ba100C100O300 + 66 Ti100O200 + 10 Li200C100O300 + 10 Nb200O500 = 200 Bi57Fe57Ba33Ti33Li10Nb10O300 + 76 C100O200
Mg + NiCl4 = MgCl2 + Ni =>
2 Mg + NiCl4 = 2 MgCl2 + Ni
H6N2O4S + AgNO3 = N2 + Ag2SO4 + NO3 + H2O =>
2 H6N2O4S + 4 AgNO3 = 3 N2 + 2 Ag2SO4 + 2 NO3 + 6 H2O
CaNO3 + NaOH2 = CaOH2 + NaNO3 =>
CaNO3 + NaOH2 = CaOH2 + NaNO3
CuCO3 + CH3COOH = CO2 + CH3COOCu + H2O =>
8 CuCO3 + 9 CH3COOH = 10 CO2 + 8 CH3COOCu + 6 H2O
K2Cr202 + H2SO4 + O2 = KHSO4 + Cr2(SO4)3 + H2O =>
K2Cr202 + 305 H2SO4 + 152 O2 = 2 KHSO4 + 101 Cr2(SO4)3 + 304 H2O
KIO3 + Na2SO3 + H2SO4 = K2SO4 + Na2SO4 + I2 + H2O =>
2 KIO3 + 5 Na2SO3 + H2SO4 = K2SO4 + 5 Na2SO4 + I2 + H2O
Fe(OH)3 = Fe(HO)2 + O2 + H2O =>
4 Fe(OH)3 = 4 Fe(HO)2 + O2 + 2 H2O
KClO + HNO3 = KClO3 + NO2 + H2O =>
KClO + 4 HNO3 = KClO3 + 4 NO2 + 2 H2O
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/20/24
Équations équilibrées sur01/19/24
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