Équations équilibrées la veille |
2 As + 5 H2SO4 = 2 H3AsO4 + 5 SO2 + 2 H2O
Al + Cl2 = AlCl3 = =>
2 Al + 3 Cl2 = 2 AlCl3
CH3OH + C2H5COOH = C2H5COOCH3 + H2O =>
CH3OH + C2H5COOH = C2H5COOCH3 + H2O
KMnO4 + Ni(NO3)2 = KNO3 + Ni(MnO4)2 =>
2 KMnO4 + Ni(NO3)2 = 2 KNO3 + Ni(MnO4)2
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Al + Cl2 = AlCl3 = =>
2 Al + 3 Cl2 = 2 AlCl3
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
Al + Cl2 = AlCl3 = =>
2 Al + 3 Cl2 = 2 AlCl3
FeBr3 + Fe(NO3)2 = FeBr2 + Fe(NO3)3 =>
2 FeBr3 + 3 Fe(NO3)2 = 3 FeBr2 + 2 Fe(NO3)3
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
BeS + Al = Al2S3 + Be =>
3 BeS + 2 Al = Al2S3 + 3 Be
CD + H2SO4 = CDSO4 + H2 =>
CD + H2SO4 = CDSO4 + H2
NaF + Br2 = NaBr + F2 = =>
2 NaF + Br2 = 2 NaBr + F2
Hf + O = HfO2 =>
Hf + 2 O = HfO2
NiO(OH) + H2O + Cd = Ni(OH)2 + Cd(OH)2 =>
2 NiO(OH) + 2 H2O + Cd = 2 Ni(OH)2 + Cd(OH)2
FePO4 + Li2CO3 + C6H12O6 = LiFePO4 + CO2 + H2O =>
24 FePO4 + 12 Li2CO3 + C6H12O6 = 24 LiFePO4 + 18 CO2 + 6 H2O
C + H2O = CO + H2 =>
C + H2O = CO + H2
CaCO3 + Mg(HCO3)2 = MgCO3 + Ca(HCO3)2 =>
CaCO3 + Mg(HCO3)2 = MgCO3 + Ca(HCO3)2
AgNo3 + CuCl2 = AgCl + Cu(No3)2 =>
2 AgNo3 + CuCl2 = 2 AgCl + Cu(No3)2
K2 + CO3 + H2O = KOH + H2CO3 =>
K2 + CO3 + 2 H2O = 2 KOH + H2CO3
Cd + O2 = CdO =>
2 Cd + O2 = 2 CdO
Cu(CH3COO)2 + NaOH = Cu(OH)2 + NaCH3COO =>
Cu(CH3COO)2 + 2 NaOH = Cu(OH)2 + 2 NaCH3COO
H2O + Cd + Ni2O3 = Cd(OH)2 + Ni(OH)2 =>
3 H2O + Cd + Ni2O3 = Cd(OH)2 + 2 Ni(OH)2
CaCO4 + KSO3 = CaSO4 + KCO3 =>
CaCO4 + KSO3 = CaSO4 + KCO3
KClO3 = KClO4 + KClKCl = KClO4 + KCl =>
8 KClO3 = 6 KClO4 + KClKCl
KNO2 + K2Cr2O7 + KOH + H2O = K3[Cr(OH)6] + KNO3 =>
3 KNO2 + K2Cr2O7 + 4 KOH + 4 H2O = 2 K3[Cr(OH)6] + 3 KNO3
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
BaCl2 + CaCO3 = CaCl2 + BaCO3 =>
BaCl2 + CaCO3 = CaCl2 + BaCO3
Li2SO3 + H2S = SO2 + S + Li(OH) =>
2 Li2SO3 + 2 H2S = SO2 + 3 S + 4 Li(OH)
CrOH3 + KClO3 + KOH = K2Cr2O7 + KCl + H2O =>
6 CrOH3 + 7 KClO3 + 6 KOH = 3 K2Cr2O7 + 7 KCl + 12 H2O
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Ca(NO3)2 + SiO2 = Si(NO3)2 + CaO2 =>
Ca(NO3)2 + SiO2 = Si(NO3)2 + CaO2
C4H9COOC2H5 + NaOH = C4H9COONa + C2H5OH =>
C4H9COOC2H5 + NaOH = C4H9COONa + C2H5OH
AlNO3 + NH4SO4 = NH4NO3 + AlSO4 =>
AlNO3 + NH4SO4 = NH4NO3 + AlSO4
NH4HSO4 + HCl = NH4Cl + H2SO4 =>
NH4HSO4 + HCl = NH4Cl + H2SO4
BaBr2 + Na2SO4 = Ba2(SO4)2 + Br2Na2 =>
2 BaBr2 + 2 Na2SO4 = Ba2(SO4)2 + 2 Br2Na2
HCOH + H = CH3OH =>
HCOH + 2 H = CH3OH
KAg(CN)2 + Zn = Ag + Zn(CN)2 + KCN =>
2 KAg(CN)2 + Zn = 2 Ag + Zn(CN)2 + 2 KCN
H2O + B2O3 = H3BO3 =>
3 H2O + B2O3 = 2 H3BO3
Pb(CH3COO)2 + K2CrO4 = PbCrO4 + K2(CH3COO)2 =>
Pb(CH3COO)2 + K2CrO4 = PbCrO4 + K2(CH3COO)2
FeCl3 + NaOH = Fe(OH)3 + Na3(Cl)3 =>
FeCl3 + 3 NaOH = Fe(OH)3 + Na3(Cl)3
NaOH + H3PO4 = Na3PO4 + H2O* =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O*
HCl + KMgO4 = Cl2 + KCl + MgCl2 + H2O =>
16 HCl + 2 KMgO4 = 5 Cl2 + 2 KCl + 2 MgCl2 + 8 H2O
NaCN + HF = NaF + HCN =>
NaCN + HF = NaF + HCN
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
I2 + Cu(NO3) = I(NO3)2 + Cu =>
I2 + 4 Cu(NO3) = 2 I(NO3)2 + 4 Cu
Sr + O2 = SrO =>
2 Sr + O2 = 2 SrO
Na3CrO3 + Cl2 + NaOH = Na3CrO4 + NaCl + H2O =>
Na3CrO3 + Cl2 + 2 NaOH = Na3CrO4 + 2 NaCl + H2O
CaSO3(s) + HBr(aq) = CaBr2(aq) + H2SO3 =>
CaSO3(s) + 2 HBr(aq) = CaBr2(aq) + H2SO3
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
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