| Équations équilibrées la veille | Équations équilibrées le lendemain |
P4 + 5 O2 = 2 P2O5
C10H8 + CH3OH + HNO3 = C12H11NO2 + H2O =>
C10H8 + 2 CH3OH + HNO3 = C12H11NO2 + 3 H2O
Y2 + CuCl2 + H2O = Cl2 + HY + CuO =>
Y2 + CuCl2 + H2O = Cl2 + 2 HY + CuO
Cd(OH)2 + NH3 = [Cd(NH3)4](OH)2 =>
Cd(OH)2 + 4 NH3 = [Cd(NH3)4](OH)2
BaCl2(aq) + Na2SO4(aq) = Ba(SO4) + Na2(Cl2) =>
BaCl2(aq) + Na2SO4(aq) = Ba(SO4) + Na2(Cl2)
K2Cr2O7 + Cu2S + HCl = KCl + CrCl3 + CuCl2 + H2SO4 + H2O =>
5 K2Cr2O7 + 3 Cu2S + 52 HCl = 10 KCl + 10 CrCl3 + 6 CuCl2 + 3 H2SO4 + 23 H2O
NaHCO3 + HC2H3O2 = CO2 + NaC2H3O2 + H2O =>
NaHCO3 + HC2H3O2 = CO2 + NaC2H3O2 + H2O
KMnO4 + KNO2 + H2O = KOH + MnO2 + KNO3 =>
2 KMnO4 + 3 KNO2 + H2O = 2 KOH + 2 MnO2 + 3 KNO3
HCl + As2O3 = AsCl3 + H2O =>
6 HCl + As2O3 = 2 AsCl3 + 3 H2O
NH3 + HNO2 = N2O3 + H2 =>
NH3 + 3 HNO2 = 2 N2O3 + 3 H2
H2O2 + Mn{+2} = MnO4{-} + H3O{+} + O2 =>
9 H2O2 + 2 Mn{+2} = 2 MnO4{-} + 6 H3O{+} + 2 O2
HPO4{2-} + H2O = H3PO4 + O{2-} =>
HPO4{2-} + H2O = H3PO4 + O{2-}
Zn(OH)2 + HCl = ZnCl2 + H2O =>
Zn(OH)2 + 2 HCl = ZnCl2 + 2 H2O
KMnO4 = K2O + MnO + O2 =>
4 KMnO4 = 2 K2O + 4 MnO + 5 O2
Zn(OH)2 + HCl = ZnCl2 + H2O =>
Zn(OH)2 + 2 HCl = ZnCl2 + 2 H2O
SiC + O2 = SiO2 + CO4 =>
SiC + 3 O2 = SiO2 + CO4
Mo(C2H3O2)4 + (NH4)2CrO4 = Mo(CrO4)2 + NH4C2H3O2 =>
Mo(C2H3O2)4 + 2(NH4)2CrO4 = Mo(CrO4)2 + 4 NH4C2H3O2
FeCl3 + KI = FeI2 + I2 + KCl =>
2 FeCl3 + 6 KI = 2 FeI2 + I2 + 6 KCl
Sn + HNO3 = H2O + NO + SnO2 =>
3 Sn + 4 HNO3 = 2 H2O + 4 NO + 3 SnO2
NH4Br(s) = NH4(aq) + Br =>
NH4Br(s) = NH4(aq) + Br
CaCl2 + Na2CO3 = NaCl(s) + CaCO3 =>
CaCl2 + Na2CO3 = 2 NaCl(s) + CaCO3
HCl + C5H11OH = H2O + C5H11Cl =>
HCl + C5H11OH = H2O + C5H11Cl
C2H5NO2 + HNO3 = C6H8O7 + N2 + H2O =>
15 C2H5NO2 + 9 HNO3 = 5 C6H8O7 + 12 N2 + 22 H2O
CH3OH + CO2 = CH + H2O =>
5 CH3OH + CO2 = 6 CH + 7 H2O
NaBr + Cl2 = Na2Cl + Br =>
4 NaBr + Cl2 = 2 Na2Cl + 4 Br
KMnO4 + H2SO4 + CH4 = K2SO4 + MnSO4 + H2O + CO =>
6 KMnO4 + 9 H2SO4 + 5 CH4 = 3 K2SO4 + 6 MnSO4 + 19 H2O + 5 CO
NaOH + Cr(COOH)3 = Cr(OH)3 + NaCOOH =>
3 NaOH + Cr(COOH)3 = Cr(OH)3 + 3 NaCOOH
MgI2(s) + Br2(g) = MgBr2(s) + I2(g) =>
MgI2(s) + Br2(g) = MgBr2(s) + I2(g)
Y2 + CuCl2 + H2O = Cl2 + HY + CuO =>
Y2 + CuCl2 + H2O = Cl2 + 2 HY + CuO
HCOOH + KOH = KCOOH + H2O =>
HCOOH + KOH = KCOOH + H2O
OF2 + HF = F2 + H2O =>
OF2 + 2 HF = 2 F2 + H2O
CaO + H2SO4 = CaSO4 + H2O =>
CaO + H2SO4 = CaSO4 + H2O
HCOOH + KOH = KCOOH + H2O =>
HCOOH + KOH = KCOOH + H2O
AgNO3 + FeCl3 = AgCl + Fe(NO3)3 =>
3 AgNO3 + FeCl3 = 3 AgCl + Fe(NO3)3
C6H5Cl + H2 = C6H6 + HCl =>
C6H5Cl + H2 = C6H6 + HCl
CH4 + O4 + NH3 = HCN + H2O =>
4 CH4 + 3 O4 + 4 NH3 = 4 HCN + 12 H2O
BaBr2(aq) + Li2CO3(aq) = BaCO3(s) + LiBr(aq) =>
BaBr2(aq) + Li2CO3(aq) = BaCO3(s) + 2 LiBr(aq)
FeO3(s) + CO(G) = Fe(l) + CO2(G) =>
FeO3(s) + 3 CO(G) = Fe(l) + 3 CO2(G)
HCl + Ba = Ba(HCl) =>
HCl + Ba = Ba(HCl)
CaCO3 + CuSO4 = CuCO3 + CaSO4 =>
CaCO3 + CuSO4 = CuCO3 + CaSO4
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Al + SO2 = Al2(SO2)3 =>
2 Al + 3 SO2 = Al2(SO2)3
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Me + H2SO4 = MeSO4 + H2S + H2O =>
4 Me + 5 H2SO4 = 4 MeSO4 + H2S + 4 H2O
Zn + CH3COOH = Zn(CH3COO) + H2 =>
2 Zn + 2 CH3COOH = 2 Zn(CH3COO) + H2
P2O3 + H2O3 = HPO3 =>
P2O3 + H2O3 = 2 HPO3
FeSO4 + HIO3 + H2SO4 = I2 + Fe2(SO4)3 + H2O =>
10 FeSO4 + 2 HIO3 + 5 H2SO4 = I2 + 5 Fe2(SO4)3 + 6 H2O
Mg3N2 + H2O = NH3 + Mg(OH)2 =>
Mg3N2 + 6 H2O = 2 NH3 + 3 Mg(OH)2
HCl + O2 = H2O + Cl2 =>
4 HCl + O2 = 2 H2O + 2 Cl2
Ba(HS)2 + KOH = Ba(OH)2 + KHS =>
Ba(HS)2 + 2 KOH = Ba(OH)2 + 2 KHS
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/10/24
Équations équilibrées sur04/09/23
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