Équations équilibrées la veille | Équations équilibrées le lendemain |
MgO + 2 Ag = Ag2O + Mg
CrCl3 + Na2SO4 + H2O = Cr(OH)3 + NaCl + H2SO4 =>
2 CrCl3 + 3 Na2SO4 + 6 H2O = 2 Cr(OH)3 + 6 NaCl + 3 H2SO4
CH2CH2 + HCl = CH2ClCH3 =>
CH2CH2 + HCl = CH2ClCH3
KrF2(s) + Au = Kr + AuF5 =>
5 KrF2(s) + 2 Au = 5 Kr + 2 AuF5
H{+} + Cr2O7{2-} + CH3CH2OH = CH3COOH + Cr{3+} + H2O =>
16 H{+} + 2 Cr2O7{2-} + 3 CH3CH2OH = 3 CH3COOH + 4 Cr{3+} + 11 H2O
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
K2MnO4 + H2O = KMnO4 + Mn2 + KOH =>
14 K2MnO4 + 8 H2O = 12 KMnO4 + Mn2 + 16 KOH
Zn(NO3)2 + Ga(NO3)3 + GeO2 = Zn3Ga2Ge2O10 + N2 + O2 =>
3 Zn(NO3)2 + 2 Ga(NO3)3 + 2 GeO2 = Zn3Ga2Ge2O10 + 6 N2 + 15 O2
Al + H2O + KOH = K[Al(OH)4] + H2 =>
2 Al + 6 H2O + 2 KOH = 2 K[Al(OH)4] + 3 H2
HNO3 + Mg(NO3)2 = HMg + NO3 =>
HNO3 + Mg(NO3)2 = HMg + 3 NO3
MgO + KOH + H2O = K2(Mg(OH)4) =>
MgO + 2 KOH + H2O = K2(Mg(OH)4)
NO + As + H2O = N2O + HAsO2 =>
6 NO + 2 As + H2O = 3 N2O + 2 HAsO2
KAlSi3O8 + H2CO3 = K + Al + SiO2 + CO3 + H2O =>
KAlSi3O8 + 2 H2CO3 = K + Al + 3 SiO2 + 2 CO3 + 2 H2O
K2CO3 + H2SO4 = K2SO4 + H2O + CO2 =>
K2CO3 + H2SO4 = K2SO4 + H2O + CO2
TeO2 + HClO3 + H2O = H2TeO4 + Cl2 =>
5 TeO2 + 2 HClO3 + 4 H2O = 5 H2TeO4 + Cl2
C20H38O2 + O2 = CO2 + H2O =>
2 C20H38O2 + 57 O2 = 40 CO2 + 38 H2O
PbNO3(l) + HCl(l) = PbCl(s) + HNO3(l) =>
PbNO3(l) + HCl(l) = PbCl(s) + HNO3(l)
C6H14 + NaBr + NaOCl + NaHSO4 = C6H12Br2 + Na2SO4 + NaCl + H2O =>
C6H14 + 2 NaBr + 2 NaOCl + 2 NaHSO4 = C6H12Br2 + 2 Na2SO4 + 2 NaCl + 2 H2O
(NH4)2SO4(s) + LiOH(aq) = NH3(g) + Li2SO4 + H2O =>
(NH4)2SO4(s) + 2 LiOH(aq) = 2 NH3(g) + Li2SO4 + 2 H2O
Li(NO3) + NaOH = Li(OH) + Na(NO3) =>
Li(NO3) + NaOH = Li(OH) + Na(NO3)
C6H6 + CH3CH2OH = C6H5OH + CH3CH3 =>
C6H6 + CH3CH2OH = C6H5OH + CH3CH3
HCH3COO + Na2HCO3 = CO2 + H2O + NaCH3COO =>
15 HCH3COO + 8 Na2HCO3 = 6 CO2 + 10 H2O + 16 NaCH3COO
KBr(s) + H3PO4(AQ) = K3PO4(AQ) + HBr(g) =>
3 KBr(s) + H3PO4(AQ) = K3PO4(AQ) + 3 HBr(g)
C3H2SH + O2 = CO2 + H2O + SO2 =>
4 C3H2SH + 19 O2 = 12 CO2 + 6 H2O + 4 SO2
IO3{-} + H2SO3 + H{+} = I2 + SO42{-} + H2O =>
158 IO3{-} + 10 H2SO3 + 148 H{+} = 79 I2 + 10 SO42{-} + 84 H2O
C2H5NO2 + ZnSO4 + NaOH = C2HNO2Na2Zn + H2O + H2SO4 =>
C2H5NO2 + ZnSO4 + 2 NaOH = C2HNO2Na2Zn + 2 H2O + H2SO4
K2Cr2O7 + Fe + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 2 Fe + 7 H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + 7 H2O
N4Fe(CN)6 + K2(Cr2O7) + HCl = KCl + FeCl3 + CrCl3 + CO2 + NO + H2O =>
6 N4Fe(CN)6 + 47 K2(Cr2O7) + 394 HCl = 94 KCl + 6 FeCl3 + 94 CrCl3 + 36 CO2 + 60 NO + 197 H2O
C5H10N2Cl2 + O2 = CO2 + H2O + Cl2 + N2O5 =>
C5H10N2Cl2 + 10 O2 = 5 CO2 + 5 H2O + Cl2 + N2O5
FeO + AgNO3 = FeOAgNO3 =>
FeO + AgNO3 = FeOAgNO3
H3C6H5O7 + Na2CO3 = H2O + CO2 + Na2C6H6O7 =>
H3C6H5O7 + Na2CO3 = H2O + CO2 + Na2C6H6O7
Ca + Cu3PO4 = Cu + Ca3(PO4)2 =>
3 Ca + 2 Cu3PO4 = 6 Cu + Ca3(PO4)2
NH3 + H2SO4 = SO4 + NH4 =>
2 NH3 + H2SO4 = SO4 + 2 NH4
H2SO4 + PbCl2 = PbSO4 + H2Cl2 =>
H2SO4 + PbCl2 = PbSO4 + H2Cl2
CaSiO3 + Fe3(PO4)2 = Ca3(PO4)2 + FeSiO3 =>
3 CaSiO3 + Fe3(PO4)2 = Ca3(PO4)2 + 3 FeSiO3
AgNO3 + CaCl = AgClCaNO3 =>
AgNO3 + CaCl = AgClCaNO3
NH3 + H2O = NH4OH = (NH4) + (OH) =>
NH3 + H2O = NH4OH
C2H4O + MnO4 = C2H4O2 + MnO2 =>
2 C2H4O + MnO4 = 2 C2H4O2 + MnO2
BaNO3 + NH4(PO4) = BaPO4 + NO3(NH4) =>
BaNO3 + NH4(PO4) = BaPO4 + NO3(NH4)
CaPO4 + H2SO4 = CaSO4 + PO4H2 =>
CaPO4 + H2SO4 = CaSO4 + PO4H2
H2S + Co = H2 + Co2S3 =>
3 H2S + 2 Co = 3 H2 + Co2S3
ClO + KI = Cl + I + KO =>
ClO + KI = Cl + I + KO
Ca(OH)2 + CuO = Cu(OH)2 + CaO =>
Ca(OH)2 + CuO = Cu(OH)2 + CaO
Ni + H2O = Ni(H2O)2 =>
Ni + 2 H2O = Ni(H2O)2
C6H5NO3 + C2H3OCl = C8H7NO4 + HCl =>
C6H5NO3 + C2H3OCl = C8H7NO4 + HCl
Na(s) + H2O = H2 + NaO(s) =>
Na(s) + H2O = H2 + NaO(s)
Si + Ba(NO3)2 = SiO2 + BaO + N2 =>
5 Si + 2 Ba(NO3)2 = 5 SiO2 + 2 BaO + 2 N2
NaOH + Ba(NO3)2 = NaNO3 + Ba(OH)2 =>
2 NaOH + Ba(NO3)2 = 2 NaNO3 + Ba(OH)2
C2H2 = C6H6 =>
3 C2H2 = C6H6
CH3CH2COOH + Ba(OH)2 = Ba(CH3CH2COO)2 + H2O =>
2 CH3CH2COOH + Ba(OH)2 = Ba(CH3CH2COO)2 + 2 H2O
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