| Équations équilibrées la veille | Équations équilibrées le lendemain |
NO2 + Zn = ZnO + NO
MgCO3 + CH3COOH = MgCH3COO + CO2 + H2O =>
8 MgCO3 + 9 CH3COOH = 8 MgCH3COO + 10 CO2 + 6 H2O
FeS{2-} + O{2-} = Fe{2-}O{3-} + SO{2-} =>
FeS{2-} + O{2-} = Fe{2-}O{3-} + SO{2-}
C14H21NONH + HBr = HC14H21NONH + Br =>
C14H21NONH + HBr = HC14H21NONH + Br
SrCl2 + O2 = SrCl2O2 =>
SrCl2 + O2 = SrCl2O2
KAlO2 + HCl = AlCl3 + H2O + KCl =>
KAlO2 + 4 HCl = AlCl3 + 2 H2O + KCl
HI + K2SO3 = KI + H2O + SO2 =>
2 HI + K2SO3 = 2 KI + H2O + SO2
LiOH(aq) + KCl(s) = LiCl(s) + KOH(aq) =>
LiOH(aq) + KCl(s) = LiCl(s) + KOH(aq)
Ca(F2) + LiF = CaF + LiF2 =>
Ca(F2) + LiF = CaF + LiF2
MgI2(aq) + Br2(l) = MgBr2(aq) + I2(s) =>
MgI2(aq) + Br2(l) = MgBr2(aq) + I2(s)
Ca(OH)2 + H3N = HOH + Ca3N2 =>
3 Ca(OH)2 + 2 H3N = 6 HOH + Ca3N2
PCl5 + Ba(OH)2 = BaCl2 + BaHPO4 + H2O =>
2 PCl5 + 7 Ba(OH)2 = 5 BaCl2 + 2 BaHPO4 + 6 H2O
Al(s) + O3(g) = Al2O3(s) =>
2 Al(s) + O3(g) = Al2O3(s)
CuI + NH4OH = [Cu(NH3)4]I + H2O =>
CuI + 4 NH4OH = [Cu(NH3)4]I + 4 H2O
CuS + O2 + CaCO3 = CuO + CaSO4 + CO2 =>
CuS + 2 O2 + CaCO3 = CuO + CaSO4 + CO2
NH4 + HI = NH4I + H2 =>
2 NH4 + 2 HI = 2 NH4I + H2
H2O + SiO2 + CaMgSi2O6 + Mg2Si2O6 = Ca2Mg5Si8O22(OH)2 =>
2 H2O + 2 SiO2 + 4 CaMgSi2O6 + 3 Mg2Si2O6 = 2 Ca2Mg5Si8O22(OH)2
Ca(HSO3)2 + NaOH = CaSO3 + NaHSO3 + H2O =>
Ca(HSO3)2 + NaOH = CaSO3 + NaHSO3 + H2O
Al + HClO = AlClO + H =>
Al + HClO = AlClO + H
PtCl4 + Br2 = PtBr4 + Cl2 =>
PtCl4 + 2 Br2 = PtBr4 + 2 Cl2
ZnO + NO2 = ZnNO3 =>
ZnO + NO2 = ZnNO3
Au + KCN + O + H2O = K[Au(CN)2] + KOH =>
2 Au + 4 KCN + O + H2O = 2 K[Au(CN)2] + 2 KOH
V5O9{2-} + ClO{-} + OH{-} = VO4{3-} + Cl{-} + H2O =>
2 V5O9{2-} + 9 ClO{-} + 26 OH{-} = 10 VO4{3-} + 9 Cl{-} + 13 H2O
Cd3(AsO4)2 = Cd + AsO4 =>
Cd3(AsO4)2 = 3 Cd + 2 AsO4
Na2S(aq) + MgCl2(aq) = NaCl(aq) + MgS(s) =>
Na2S(aq) + MgCl2(aq) = 2 NaCl(aq) + MgS(s)
HNO3 + K2CrO4 + Fe(NO3)2 = Cr(NO3)3 + Fe(NO3)3 + KNO3 + H2O =>
8 HNO3 + K2CrO4 + 3 Fe(NO3)2 = Cr(NO3)3 + 3 Fe(NO3)3 + 2 KNO3 + 4 H2O
K4Fe(CN)6 + K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + Fe2(SO4)3 + CO2 + KNO3 + H2O =>
6 K4Fe(CN)6 + 61 K2Cr2O7 + 247 H2SO4 = 55 K2SO4 + 61 Cr2(SO4)3 + 3 Fe2(SO4)3 + 36 CO2 + 36 KNO3 + 247 H2O
Sn + KCl = SnCl4 + K =>
Sn + 4 KCl = SnCl4 + 4 K
SO4 + H3O = SO2 + H2O =>
SO4 + 4 H3O = SO2 + 6 H2O
C8H18 + O2 = OC2 + H2O =>
2 C8H18 + 13 O2 = 8 OC2 + 18 H2O
NaHCO3(s) + C2H4O2(aq) = C2H3NaO2(aq) + H2O(l) + CO2(g) =>
NaHCO3(s) + C2H4O2(aq) = C2H3NaO2(aq) + H2O(l) + CO2(g)
Br + Cl2 = BrCl =>
2 Br + Cl2 = 2 BrCl
H2SO4 + K3PO4 = K2SO4 + H2 + PO4 =>
3 H2SO4 + 2 K3PO4 = 3 K2SO4 + 3 H2 + 2 PO4
MnCl2 + KOH + KClO = KCl + KMnO4 + H2O =>
2 MnCl2 + 6 KOH + 5 KClO = 9 KCl + 2 KMnO4 + 3 H2O
Cu + NH3 + H2O = Cu(OH)2 + NH4 =>
Cu + 2 NH3 + 2 H2O = Cu(OH)2 + 2 NH4
Zn + NH3 = Zn(NH3)2 =>
Zn + 2 NH3 = Zn(NH3)2
CuCl2 + KOH = Cu(OH)2 + KCl =>
CuCl2 + 2 KOH = Cu(OH)2 + 2 KCl
Ca + S = CaS =>
Ca + S = CaS
HBr + Mg(HCO3)2 = MgBr2 + H2O + CO2 =>
2 HBr + Mg(HCO3)2 = MgBr2 + 2 H2O + 2 CO2
Sn + PbCl2 = Pb + SnCl2 =>
Sn + PbCl2 = Pb + SnCl2
Ca(NO3)2 + BaSO3 = Ba(NO3)2 + CaSO3 =>
Ca(NO3)2 + BaSO3 = Ba(NO3)2 + CaSO3
C2H5OH + Cu(OH)2 = CH3COOH + Cu2O + H2O =>
C2H5OH + 4 Cu(OH)2 = CH3COOH + 2 Cu2O + 5 H2O
MgO2 + H2O = MgO + H2O2 =>
MgO2 + H2O = MgO + H2O2
C2H6O + O2 = C2H6O3 =>
C2H6O + O2 = C2H6O3
Cs2CO3(aq) + HBr(aq) = CO2(g) + H2O(l) + CsBr(aq) =>
Cs2CO3(aq) + 2 HBr(aq) = CO2(g) + H2O(l) + 2 CsBr(aq)
KOH + H3PO4 = K(PO4) + OH(H3) =>
KOH + H3PO4 = K(PO4) + OH(H3)
CH3CH2CH3 + Br2 = CH3CHBrCH3 + HBr =>
CH3CH2CH3 + Br2 = CH3CHBrCH3 + HBr
KI + O2 = KIO3 =>
2 KI + 3 O2 = 2 KIO3
FeCl2 + HNO3 = Fe(NO3)3 + HCl + NO + H2O =>
3 FeCl2 + 10 HNO3 = 3 Fe(NO3)3 + 6 HCl + NO + 2 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/27/24
Équations équilibrées sur12/27/23
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