| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2PO3F + FeCl2 = FeNa2PO3FCl2
H2SO4 + KI + NaIO3 = I2 + KIO3 + H2O + Na2SO4 =>
3 H2SO4 + 5 KI + 6 NaIO3 = 3 I2 + 5 KIO3 + 3 H2O + 3 Na2SO4
NaIO3 + KI + H2SO4 = I2 + Na2SO4 + K2SO4 + H2O =>
2 NaIO3 + 10 KI + 6 H2SO4 = 6 I2 + Na2SO4 + 5 K2SO4 + 6 H2O
S8 + F2 + O2 = SOF2 =>
S8 + 8 F2 + 4 O2 = 8 SOF2
CrO + HNO3 = CrO3 + NO + H2O =>
3 CrO + 4 HNO3 = 3 CrO3 + 4 NO + 2 H2O
HOCH2{-}CH(OH){-}CH(OH){-}CH(OH){-}CHO + HNO3 = HOOC{-}CH(OH){-}CH(OH){-}CH(OH){-}COOH + NO2 + H2O =>
HOCH2{-}CH(OH){-}CH(OH){-}CH(OH){-}CHO + 4 HNO3 = HOOC{-}CH(OH){-}CH(OH){-}CH(OH){-}COOH + 4 NO2 + 3 H2O
Cu(OH)2 + HCl = CuCl2 + H2O =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
K2Cr2O7 + NaSO3 + H2SO4 = Cr2(SO4)3 + Na2SO4 + H2O + K2SO4 =>
K2Cr2O7 + 6 NaSO3 + H2SO4 = Cr2(SO4)3 + 3 Na2SO4 + H2O + K2SO4
K2CrO4 + H2SO4 + NaOH = K4Cr2O2 + NaSO4 + H2O =>
2 K2CrO4 + 12 H2SO4 + 12 NaOH = K4Cr2O2 + 12 NaSO4 + 18 H2O
HClO + Na(OH)2 = H2O + ClO + Na =>
2 HClO + Na(OH)2 = 2 H2O + 2 ClO + Na
K2CO3 + C = CO + K2O =>
K2CO3 + C = 2 CO + K2O
Zn + H2(CO3) = ZnCO3 + H2 =>
Zn + H2(CO3) = ZnCO3 + H2
Al + NO3{-} + OH{-} + H2O = [Al(OH)6]{3-} + NH3 =>
8 Al + 3 NO3{-} + 21 OH{-} + 18 H2O = 8[Al(OH)6]{3-} + 3 NH3
Cd(NH3)4{2+} + Na{+} = Cd{2+} + Na(NH3)4{+} =>
Cd(NH3)4{2+} + Na{+} = Cd{2+} + Na(NH3)4{+}
ZnO + H2O = Zn(OH)2 =>
ZnO + H2O = Zn(OH)2
O3 + NO = N2O4 =>
2 O3 + 6 NO = 3 N2O4
H3C6H5O7 + FeSO4*7H2O = Fe3(C6H5O7)2 + H2SO4 + H2O =>
2 H3C6H5O7 + 3 FeSO4*7H2O = Fe3(C6H5O7)2 + 3 H2SO4 + 21 H2O
Sn + HCl = SnCl2 + H =>
Sn + 2 HCl = SnCl2 + 2 H
FeCr2O4(s) + K2CO3(aq) + O2(g) = Fe2O3(s) + K2CrO4(aq) + CO2(g) =>
4 FeCr2O4(s) + 8 K2CO3(aq) + 7 O2(g) = 2 Fe2O3(s) + 8 K2CrO4(aq) + 8 CO2(g)
KBr + KClO + H2O = KCl + Br2 + KOH =>
2 KBr + KClO + H2O = KCl + Br2 + 2 KOH
NH3(g) + O2(g) = N2(g) + H2O(l)* =>
4 NH3(g) + 3 O2(g) = 2 N2(g) + 6 H2O(l)*
AlCl3 + CaCO3 = Ca3Al2O6 + CaCl2 + CO2 =>
2 AlCl3 + 6 CaCO3 = Ca3Al2O6 + 3 CaCl2 + 6 CO2
Mg(OH)2 + HNO3 = Mg(NO3)2 + H2O =>
Mg(OH)2 + 2 HNO3 = Mg(NO3)2 + 2 H2O
Sn + HCl = SnCl2 + H2 =>
Sn + 2 HCl = SnCl2 + H2
Sn + HCl = SnCl4 + H =>
Sn + 4 HCl = SnCl4 + 4 H
K2[Fe(CN)6]2 + Zn(NO3)2 = Zn3K2[Fe(CN)6]2 + NO3 =>
K2[Fe(CN)6]2 + 3 Zn(NO3)2 = Zn3K2[Fe(CN)6]2 + 6 NO3
H2S + SO4 = H2O + S =>
4 H2S + SO4 = 4 H2O + 5 S
As4 + ClO3{-} + OH{-} = AsO4{-3} + Cl{-} + H2O =>
3 As4 + 10 ClO3{-} + 36 OH{-} = 12 AsO4{-3} + 10 Cl{-} + 18 H2O
CH3COONa + KOH = CH4 + Na2CO3 + K2CO3 =>
2 CH3COONa + 2 KOH = 2 CH4 + Na2CO3 + K2CO3
C2H2 + [Cu(NH3)2]Cl = C2Cu2 + NH3 + HCl =>
C2H2 + 2[Cu(NH3)2]Cl = C2Cu2 + 4 NH3 + 2 HCl
Sb2S3 + O2 = Sb2O4 + SO2 =>
Sb2S3 + 5 O2 = Sb2O4 + 3 SO2
Ca + H2Cl2 = CaCl + H2 =>
2 Ca + H2Cl2 = 2 CaCl + H2
NaClO + HCl = NaCl(s) + HClO =>
NaClO + HCl = NaCl(s) + HClO
CuO2 + FeSO4 = FeO2 + CuSO4 =>
CuO2 + FeSO4 = FeO2 + CuSO4
Cl{-} + Cr2O2{-2} + H{+} = Cl2 + Cr{-3} + H2O =>
8 Cl{-} + Cr2O2{-2} + 4 H{+} = 4 Cl2 + 2 Cr{-3} + 2 H2O
Pb(s) + Al2(SO4)3 = Pb(SO4)2 + Al =>
3 Pb(s) + 2 Al2(SO4)3 = 3 Pb(SO4)2 + 4 Al
KMn04 + HCl + H2O2 = KCl + MnCl2 + H2O =>
2 KMn04 + 18 HCl + 9 H2O2 = 2 KCl + 8 MnCl2 + 18 H2O
O2 + Mn(OH)2 = MnO2 + OH =>
O2 + Mn(OH)2 = MnO2 + 2 OH
Sn + HCl = Sn(Cl)2 + H2 =>
Sn + 2 HCl = Sn(Cl)2 + H2
Ca(OH)2 + HI = CaI2 + H2O =>
Ca(OH)2 + 2 HI = CaI2 + 2 H2O
Na2SO4 + TiO2 = NaO + TiSO4 =>
Na2SO4 + TiO2 = 2 NaO + TiSO4
HBr + NaHCO3 = NaBrH2CO3 =>
HBr + NaHCO3 = NaBrH2CO3
K[Fe(CN)6] + Br2 + Fe = Fe4[Fe(CN)6]3 + KBr =>
6 K[Fe(CN)6] + 3 Br2 + 8 Fe = 2 Fe4[Fe(CN)6]3 + 6 KBr
CaO + H2O = CaH2O + OH =>
CaO + 2 H2O = CaH2O + 2 OH
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
H2SO4 + KI + NaIO3 = I2 + KIO3 + H2O + Na2SO4 =>
3 H2SO4 + 5 KI + 6 NaIO3 = 3 I2 + 5 KIO3 + 3 H2O + 3 Na2SO4
HSO4 + MgOH = MgSO4 + H2O =>
HSO4 + MgOH = MgSO4 + H2O
(NH4)2 + CO3 = (NH3) + H2O + CO2 =>
(NH4)2 + CO3 = 2(NH3) + H2O + CO2
P4 + Cr2O7{2-} + H{+} = PO4{3-} + Cr{3+} + H2O =>
3 P4 + 10 Cr2O7{2-} + 44 H{+} = 12 PO4{3-} + 20 Cr{3+} + 22 H2O
CrOH3 + HNO3 = Cr(NO3)3 + H2 + H2O =>
CrOH3 + 3 HNO3 = Cr(NO3)3 + 2 H2 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/31/24
Équations équilibrées sur03/01/23
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