Équations équilibrées la veille |
Mg(s) + H2SO4(aq) = MgSO4(s) + H2
MnCl2*4H2O + C2H3NaO2 = Mn(C2H3O2)2*4H2O + NaCl =>
MnCl2*4H2O + 2 C2H3NaO2 = Mn(C2H3O2)2*4H2O + 2 NaCl
Cu(ii) + S = CuS =>
Cu(ii) + S = CuS
Cr2O7({-}) + H2S + H{+} = Cr{3+} + S + H2O =>
2 Cr2O7({-}) + 7 H2S + 14 H{+} = 4 Cr{3+} + 7 S + 14 H2O
H3PO4 + MgSO3 = MgPO4 + H3SO3 =>
H3PO4 + MgSO3 = MgPO4 + H3SO3
PbO + Ba(OH)2 = H2O + BaPbO2 =>
PbO + Ba(OH)2 = H2O + BaPbO2
Ca(s) + C(grafite) + O2(g) = CaCO3 =>
2 Ca(s) + 2 C(grafite) + 3 O2(g) = 2 CaCO3
C6H5C(CH3)CH2 + KMnO4 + H2SO4 = C6H5COOH + K2SO4 + MnSO4 + H2O =>
35 C6H5C(CH3)CH2 + 52 KMnO4 + 78 H2SO4 = 45 C6H5COOH + 26 K2SO4 + 52 MnSO4 + 118 H2O
Cu[(NH3)4](C6H5CO2)2 + KClO3 = KCl + CuO + H2O + CO + N2 =>
3 Cu[(NH3)4](C6H5CO2)2 + 22 KClO3 = 22 KCl + 3 CuO + 33 H2O + 42 CO + 6 N2
Se + Br2 = Se2Br2 =>
2 Se + Br2 = Se2Br2
SnS + HNO3 = SnO2 + H2SO4 + NO2 + H2O =>
SnS + 10 HNO3 = SnO2 + H2SO4 + 10 NO2 + 4 H2O
MgCl2 + NaNO3 = NaCl2 + MgNO3 =>
MgCl2 + NaNO3 = NaCl2 + MgNO3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
CH3N4 = CH3 + N4 =>
CH3N4 = CH3 + N4
Li + Al2(SO3)3 = Al + Li(SO3) =>
3 Li + Al2(SO3)3 = 2 Al + 3 Li(SO3)
Be(HCO3)2 = BeCO3 + H2O + CO2 =>
Be(HCO3)2 = BeCO3 + H2O + CO2
NaClO3(s) = Na(s) + ClO3(g) =>
NaClO3(s) = Na(s) + ClO3(g)
C2H2 + HgCl2 = C2Hg + HCl =>
C2H2 + HgCl2 = C2Hg + 2 HCl
Co{2+} + Na2CO3 = Na{+} + CoO + CO2 =>
Co{2+} + Na2CO3 = 2 Na{+} + CoO + CO2
C2H4O2 + NaHCO3 = C3H5O5Na =>
C2H4O2 + NaHCO3 = C3H5O5Na
KReO4 + HCl = H2O + ReCl2 + KCl + O2 =>
4 KReO4 + 12 HCl = 6 H2O + 4 ReCl2 + 4 KCl + 5 O2
S + H3AsO4 = H2AsO3 + H3SO3 =>
S + 3 H3AsO4 = 3 H2AsO3 + H3SO3
Cr2O3 + CH4 = Cr + H2O + CO =>
Cr2O3 + CH4 = 2 Cr + 2 H2O + CO
Ca5(PO4)3OH + SiO2 + C = Ca2SiO4 + H2O + CO2 + P4 =>
4 Ca5(PO4)3OH + 10 SiO2 + 15 C = 10 Ca2SiO4 + 2 H2O + 15 CO2 + 3 P4
KY + H2SO4 + KMnO4 = Y + MnSO4 + K2SO4 + H2O =>
5 KY + 4 H2SO4 + KMnO4 = 5 Y + MnSO4 + 3 K2SO4 + 4 H2O
AgNO3 + (NH4)2CO3 = AgCO3 + NO3(NH4)2 =>
AgNO3 + (NH4)2CO3 = AgCO3 + NO3(NH4)2
CH3OH + KMnO4 = HCOH + MnO2 + KOH + H2O =>
3 CH3OH + 2 KMnO4 = 3 HCOH + 2 MnO2 + 2 KOH + 2 H2O
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
Al(NO3)3 + KOH = Al(OH)3 + NO3K =>
Al(NO3)3 + 3 KOH = Al(OH)3 + 3 NO3K
BaSO4 + ZnNO3 = SO4Zn + BaNO3 =>
BaSO4 + ZnNO3 = SO4Zn + BaNO3
NO3{-} + OH{-} + Al + H2O = Al(OH)4{-} + NH3 =>
3 NO3{-} + 5 OH{-} + 8 Al + 18 H2O = 8 Al(OH)4{-} + 3 NH3
ClO3 + Na = NaCl + O2 =>
2 ClO3 + 2 Na = 2 NaCl + 3 O2
SO3 + H2 = H2S + H2O =>
SO3 + 4 H2 = H2S + 3 H2O
Al(OH)3 + KOH = KAl(OH)4 =>
Al(OH)3 + KOH = KAl(OH)4
NO2(g) + SO2(g) = SO3(g) + NO =>
NO2(g) + SO2(g) = SO3(g) + NO
CH3COOH + Ca(OH)2 = CH3(OH)2 + COOHCa =>
CH3COOH + Ca(OH)2 = CH3(OH)2 + COOHCa
CuSO4 + O = CuO + SO4 =>
CuSO4 + O = CuO + SO4
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Ca(OH)2 + NO = Ca(NO3)2 + N2 + H2O =>
2 Ca(OH)2 + 10 NO = 2 Ca(NO3)2 + 3 N2 + 2 H2O
NH4(SO4) + NaOH = NH3 + H2O + Na(SO4) =>
NH4(SO4) + NaOH = NH3 + H2O + Na(SO4)
H4P2O7 + NH4 = (NH4)4P2O7 + H2 =>
H4P2O7 + 4 NH4 = (NH4)4P2O7 + 2 H2
Sn + HNO3 = Sn(NO3)4 + H2O + NH4NO3 =>
2 Sn + 10 HNO3 = 2 Sn(NO3)4 + 3 H2O + NH4NO3
Na2S + Sn(NO3)2 = SnS(s) + NaNO3 =>
Na2S + Sn(NO3)2 = SnS(s) + 2 NaNO3
MnBr2 + K2CO3 = MnCO3 + KBr =>
MnBr2 + K2CO3 = MnCO3 + 2 KBr
C3H4O2 + NH4ClO4 = CO2 + NO2 + HCl + H2O =>
C3H4O2 + 12 NH4ClO4 = 3 CO2 + 12 NO2 + 12 HCl + 20 H2O
C7H6O + H2O = C7H8O + C7H6O2 =>
2 C7H6O + H2O = C7H8O + C7H6O2
Fe + H2(SO4) = H2 + FeSO4 =>
Fe + H2(SO4) = H2 + FeSO4
Pt{2+} + e + O + H = Pt(OH)2 =>
Pt{2+} + 2e + 2 O + 2 H = Pt(OH)2
Ca(HCO3)2 + HCl = Ca + H2O + Cl + CO2 =>
Ca(HCO3)2 + 2 HCl = Ca + 2 H2O + 2 Cl + 2 CO2
NaCl + Na2C2O4 = NaC2O4 + Na2Cl =>
NaCl + Na2C2O4 = NaC2O4 + Na2Cl
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