Équations équilibrées la veille |
5 CH3COOH + 3 C2H5OH = 4 C2H5OHOCOCH3 + H2O
NaHCO3 + Mg = Mg(HCO3)2 + Na =>
2 NaHCO3 + Mg = Mg(HCO3)2 + 2 Na
Fe(iii)O + C = Fe + CO =>
Fe(iii)O + C = Fe + CO
Fe(NO2)3 + Mg3(PO4)2 = FePO4 + Mg(NO2)2 =>
2 Fe(NO2)3 + Mg3(PO4)2 = 2 FePO4 + 3 Mg(NO2)2
S + O2 = SO =>
2 S + O2 = 2 SO
C6H6 + CO2 = C6O2 + CH6 =>
C6H6 + CO2 = C6O2 + CH6
H2SO4 + Na = H2 + Na2SO4 =>
H2SO4 + 2 Na = H2 + Na2SO4
Zn(NO3)2(aq) + Na2CO3(aq) = ZnCO3 + NaNO3 =>
Zn(NO3)2(aq) + Na2CO3(aq) = ZnCO3 + 2 NaNO3
CH3COOH + CaCO3 = C4H6CaO4 + CO2 + H2O =>
2 CH3COOH + CaCO3 = C4H6CaO4 + CO2 + H2O
C9H8O2 + CH3OH = H2O + C10H10O2 =>
C9H8O2 + CH3OH = H2O + C10H10O2
(H2O)3 = H + O2 =>
2(H2O)3 = 12 H + 3 O2
MoSO4 + NaOH = MoO + Na2SO4 + H2O =>
MoSO4 + 2 NaOH = MoO + Na2SO4 + H2O
Cr + H3PO4 = Cr(PO4)2 + H2 =>
Cr + 2 H3PO4 = Cr(PO4)2 + 3 H2
Ce + S8 = CeS =>
8 Ce + S8 = 8 CeS
HCl + Na2Cr2O7 + C2H5OH = CrCl3 + CO2 + H2O + NaCl =>
16 HCl + 2 Na2Cr2O7 + C2H5OH = 4 CrCl3 + 2 CO2 + 11 H2O + 4 NaCl
NH3 + HCO3 + H2 = NH4HCO3 =>
2 NH3 + 2 HCO3 + H2 = 2 NH4HCO3
Na2CO3(s) + HCl = NaCl + H2O + CO2 =>
Na2CO3(s) + 2 HCl = 2 NaCl + H2O + CO2
W2 = W3 =>
3 W2 = 2 W3
Cl2O2 + H2O = HClO2 + HCl =>
2 Cl2O2 + 2 H2O = 3 HClO2 + HCl
SnO2 + S + Na2CO3 = Na2SnS2 + SO2 + CO2 =>
2 SnO2 + 7 S + 2 Na2CO3 = 2 Na2SnS2 + 3 SO2 + 2 CO2
C10H14O4 + C6H7N = C6H12O2N2 + C8H8O =>
C10H14O4 + 2 C6H7N = C6H12O2N2 + 2 C8H8O
Co(OH)3 + H2SO4 + KI = I2 + K2SO4 + CoSO4 + H2O =>
2 Co(OH)3 + 3 H2SO4 + 2 KI = I2 + K2SO4 + 2 CoSO4 + 6 H2O
CaCO3 + C18H36O2 = C36H70CaO4 + CO2 + H2O =>
CaCO3 + 2 C18H36O2 = C36H70CaO4 + CO2 + H2O
CH3COONa + NaOH = CH3COOOH + Na2 =>
CH3COONa + NaOH = CH3COOOH + Na2
As2O3 + CuO = CuAs2O4 =>
As2O3 + CuO = CuAs2O4
HCl + MgHCO3 = ClMg + H2O + CO2 =>
HCl + MgHCO3 = ClMg + H2O + CO2
K3[Al(OH)6] + HI = AlI3 + H2O + KI =>
K3[Al(OH)6] + 6 HI = AlI3 + 6 H2O + 3 KI
Pb1(N1O3)2 + Na1Cl1 = Na1N1O3 + Pb1Cl2 =>
Pb1(N1O3)2 + 2 Na1Cl1 = 2 Na1N1O3 + Pb1Cl2
Al(SO4)3 + NaOH = NaSO4 + Al(OH)3 =>
Al(SO4)3 + 3 NaOH = 3 NaSO4 + Al(OH)3
C14H30O + HBr = C14H29Br + H2O =>
C14H30O + HBr = C14H29Br + H2O
Pb(NO3)2 + NaSO4 = Na(NO3)2 + PbSO4 =>
Pb(NO3)2 + NaSO4 = Na(NO3)2 + PbSO4
Kl + KlO3 + H2SO4 = KlSO4 + H2O =>
2 Kl + KlO3 + 3 H2SO4 = 3 KlSO4 + 3 H2O
Ca(OH)2 + (NH4)2(SO4) = Ca(SO4) + NH3 + H2O =>
Ca(OH)2 + (NH4)2(SO4) = Ca(SO4) + 2 NH3 + 2 H2O
P + H = PH3 =>
P + 3 H = PH3
HCl + Ag = AgCl + H =>
HCl + Ag = AgCl + H
Ca(ClO3)2 + HCl = CaCl2 + HClO3 =>
Ca(ClO3)2 + 2 HCl = CaCl2 + 2 HClO3
C3H7OH + HCl = C4H9Cl + H2O =>
4 C3H7OH + 3 HCl = 3 C4H9Cl + 4 H2O
CaCo3 + Fe(OH)3 = Ca(OH)2 + Fe2(Co3)3 =>
3 CaCo3 + 2 Fe(OH)3 = 3 Ca(OH)2 + Fe2(Co3)3
CuCl2 + (NH4)2CO3 = CuCO3 + NH4Cl =>
CuCl2 + (NH4)2CO3 = CuCO3 + 2 NH4Cl
Li2CO3 + HCl = H2CO3 + Li2Cl2 =>
Li2CO3 + 2 HCl = H2CO3 + Li2Cl2
NH3ClCH2COOH + Ba(OH)2 = (NH2CH2COO)2Ba + BaCl2 + H2O =>
2 NH3ClCH2COOH + 2 Ba(OH)2 = (NH2CH2COO)2Ba + BaCl2 + 4 H2O
MoS2 + O2 = MoO3 + SO2 =>
2 MoS2 + 7 O2 = 2 MoO3 + 4 SO2
Ba3(PO4)2 + Si(OH)4 = Ba(OH)2 + Si3(PO4)4 =>
2 Ba3(PO4)2 + 3 Si(OH)4 = 6 Ba(OH)2 + Si3(PO4)4
Ag(NO3) + Na2(CO3) = Ag(CO3) + Na2(NO3) =>
Ag(NO3) + Na2(CO3) = Ag(CO3) + Na2(NO3)
N2Cl2 + CH4 = CCl4 + N2 + H2 =>
2 N2Cl2 + CH4 = CCl4 + 2 N2 + 2 H2
(NH4)2(CO3) = NH3 + CO2 + H2O =>
(NH4)2(CO3) = 2 NH3 + CO2 + H2O
CuSO4 + Na2S = Na2(SO4) + CuS =>
CuSO4 + Na2S = Na2(SO4) + CuS
C7H8OH + KMnO4 = C7H7OH + KOH + MnO2 + H2O =>
3 C7H8OH + KMnO4 = 3 C7H7OH + KOH + MnO2 + H2O
Cu(s) + H2SO4 = CuSO4 + SO2 + H2O =>
Cu(s) + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
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