Équations équilibrées la veille |
2 H2 + O2 = 2 H2O
KHC2O4(H2C2O4)2H2O + KOH = KHC2O4 + H2O =>
KHC2O4(H2C2O4)2H2O + 2 KOH = 3 KHC2O4 + 3 H2O
CaCl + Na3PO4 = Ca3PO4 + NaCl =>
3 CaCl + Na3PO4 = Ca3PO4 + 3 NaCl
(NH4)2CO3 + [Co(OH2)6](NO3)2 + NH3 = [Co(NH3)4CO3]NO3 + NH4NO3 + H202 =>
202(NH4)2CO3 + 202[Co(OH2)6](NO3)2 + 1414 NH3 = 202[Co(NH3)4CO3]NO3 + 606 NH4NO3 + 17 H202
H2SO4 + NO2{+} = NO2 + HSO4{+} + H{+} =>
H2SO4 + 2 NO2{+} = 2 NO2 + HSO4{+} + H{+}
MnCl2 + H2O + KCl + Cl2 = HCl + KMnO4 =>
2 MnCl2 + 8 H2O + 2 KCl + 5 Cl2 = 16 HCl + 2 KMnO4
N2H5Cl + CuSO4*5H2O + NaOH = Cu + NO2 + Na2SO4 + NaCl + H2O =>
N2H5Cl + 6 CuSO4*5H2O + 13 NaOH = 6 Cu + 2 NO2 + 6 Na2SO4 + NaCl + 39 H2O
Pb + BaS = PbS2 + Ba =>
Pb + 2 BaS = PbS2 + 2 Ba
Li + Mg3(PO4)2 = Li3PO4 + Mg =>
6 Li + Mg3(PO4)2 = 2 Li3PO4 + 3 Mg
C16H40 + O2 = CO2 + H2O =>
C16H40 + 26 O2 = 16 CO2 + 20 H2O
HCl(aq) + CaCO3(aq) = H2O(l) + CO2(g) + CaCl2(aq) =>
2 HCl(aq) + CaCO3(aq) = H2O(l) + CO2(g) + CaCl2(aq)
C + H2(g) = CH4(g) =>
C + 2 H2(g) = CH4(g)
CO2 + SO2 = O2 + CS2 =>
CO2 + 2 SO2 = 3 O2 + CS2
S + Cl + H2O = H2SO4 + HCl =>
S + 6 Cl + 4 H2O = H2SO4 + 6 HCl
AgBr + LiOH = AgOH + LiBr =>
AgBr + LiOH = AgOH + LiBr
CH3OH + O3 = CO2 + H2O =>
CH3OH + O3 = CO2 + 2 H2O
HBr = H2 + Br2 =>
2 HBr = H2 + Br2
FeF3 = F2 + Fe =>
2 FeF3 = 3 F2 + 2 Fe
Ca + CuF2 = Cu + CaF2 =>
Ca + CuF2 = Cu + CaF2
KClO4 + Na2SO3 = KCl + Na2SO4 =>
KClO4 + 4 Na2SO3 = KCl + 4 Na2SO4
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
AlCl3 + NH3*H2O = NH4 + Al(OH)4 + NH4Cl =>
AlCl3 + 4 NH3*H2O = NH4 + Al(OH)4 + 3 NH4Cl
S2O2 + O2 + H2O = H2SO4 =>
S2O2 + 2 O2 + 2 H2O = 2 H2SO4
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
MgO + AlPO4 = Mg3(PO4)2 + Al2O3 =>
3 MgO + 2 AlPO4 = Mg3(PO4)2 + Al2O3
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
CH3(CH2)2CH3 + O2(g) = CO2(g) + H2O(g) =>
2 CH3(CH2)2CH3 + 13 O2(g) = 8 CO2(g) + 10 H2O(g)
KClO3 = KClO4 + KCl =>
4 KClO3 = 3 KClO4 + KCl
Cu + H2SO4(aq) = Cu2SO4 + H2 =>
2 Cu + H2SO4(aq) = Cu2SO4 + H2
Se + Br2 + H2O = HBr + H2SeO4 =>
Se + 3 Br2 + 4 H2O = 6 HBr + H2SeO4
C3H4O2 + Br2 = CH2CHCOOBr2 + HBr =>
2 C3H4O2 + 3 Br2 = 2 CH2CHCOOBr2 + 2 HBr
FeCl3 + (CH3)2NH + H2O = Fe(OH)3 + [(CH3)2NH2]Cl =>
FeCl3 + 3(CH3)2NH + 3 H2O = Fe(OH)3 + 3[(CH3)2NH2]Cl
H2O2 + KI = O2 + KIH =>
H2O2 + 2 KI = O2 + 2 KIH
Ca(OH)2 + C2H2Cl4 = CaCl2 + H2O + C2HCl3 =>
Ca(OH)2 + 2 C2H2Cl4 = CaCl2 + 2 H2O + 2 C2HCl3
Ge4N3 + Ca2OH = Ca2N3 + Ge4OH =>
Ge4N3 + Ca2OH = Ca2N3 + Ge4OH
H2SO4 + KJ = J2 + K2SO4 + SO2 + H2O =>
2 H2SO4 + 2 KJ = J2 + K2SO4 + SO2 + 2 H2O
Cr3 + (NH4)2S2O8 + H2O = CrO3 + H2SO4 + (NH4)2SO4 =>
Cr3 + 9(NH4)2S2O8 + 9 H2O = 3 CrO3 + 9 H2SO4 + 9(NH4)2SO4
CaO + F = CaF2 + O2 =>
2 CaO + 4 F = 2 CaF2 + O2
K2MnO4 + Br2 = KBr + MnBr2 + O2 =>
K2MnO4 + 2 Br2 = 2 KBr + MnBr2 + 2 O2
Sn3(PO4)4 + Mg = Sn + Mg3(PO4)2 =>
Sn3(PO4)4 + 6 Mg = 3 Sn + 2 Mg3(PO4)2
SO4 + Fe = SO + FeO =>
SO4 + 3 Fe = SO + 3 FeO
H3PO4 + BaO = Ba3(PO4)2 + H2O =>
2 H3PO4 + 3 BaO = Ba3(PO4)2 + 3 H2O
CuS + MoS2 + Mo = Cu2Mo6S8 =>
2 CuS + 3 MoS2 + 3 Mo = Cu2Mo6S8
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
Ca3(PO4)2 + Cr2O3 = CrPO4 + CaO =>
Ca3(PO4)2 + Cr2O3 = 2 CrPO4 + 3 CaO
HSO4 = H2 + SO4 =>
2 HSO4 = H2 + 2 SO4
C7H6O2 + Na2CO3 = C6H5CO2Na + H2O + CO2 =>
2 C7H6O2 + Na2CO3 = 2 C6H5CO2Na + H2O + CO2
K2Cr2O7(aq) + HCl(aq) = KCl(aq) + CrCl3(aq) + Cl2(aq) + H2O(l) =>
K2Cr2O7(aq) + 14 HCl(aq) = 2 KCl(aq) + 2 CrCl3(aq) + 3 Cl2(aq) + 7 H2O(l)
CH2CHCH3 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + H2O + CH3COOH =>
10 CH2CHCH3 + 12 KMnO4 + 18 H2SO4 = 12 MnSO4 + 6 K2SO4 + 18 H2O + 15 CH3COOH
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