| Équations équilibrées la veille |
CH3CH2OH + O2 = H2O + CH3COOH
SO4 = S + O =>
SO4 = S + 4 O
Ni2(SO4)4 + Ba(NO3)2 = Ni(NO3)4 + BaSO4 =>
Ni2(SO4)4 + 4 Ba(NO3)2 = 2 Ni(NO3)4 + 4 BaSO4
CaCO3 + NH4Cl = CaCl2 + NH3 + H2O + CO2 =>
CaCO3 + 2 NH4Cl = CaCl2 + 2 NH3 + H2O + CO2
CH3NH2 + KNO2 + HCl = CH3OH + N2 + KCl + H2O =>
CH3NH2 + KNO2 + HCl = CH3OH + N2 + KCl + H2O
H3PO4 + (NH3) = (NH4)3PO4 =>
H3PO4 + 3(NH3) = (NH4)3PO4
SeO + NH3 = Se + N2 + H2O =>
3 SeO + 2 NH3 = 3 Se + N2 + 3 H2O
Zn + NiCl2 = Zn2Ni3 + Cl =>
2 Zn + 3 NiCl2 = Zn2Ni3 + 6 Cl
CH4(g) + O2(g) = CO2(g) + H2O(g) =>
CH4(g) + 2 O2(g) = CO2(g) + 2 H2O(g)
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
NH3 + NaClO = N2H4 + NaCl + H2O =>
2 NH3 + NaClO = N2H4 + NaCl + H2O
Na + H = NaH =>
Na + H = NaH
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Na + S8 = Na2S =>
16 Na + S8 = 8 Na2S
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
Pb(CH3COO)2 + Na2S + CaCl2 = PbCl2 + CaS + Na(CH3COO) =>
Pb(CH3COO)2 + Na2S + CaCl2 = PbCl2 + CaS + 2 Na(CH3COO)
(NH4)2Cr2O7 + H2SO4 + H2O + CH3CH2OH = NH4Cr(SO4)2*12H2O + CH3COOH =>
2(NH4)2Cr2O7 + 8 H2SO4 + 37 H2O + 3 CH3CH2OH = 4 NH4Cr(SO4)2*12H2O + 3 CH3COOH
Na2CO3 + NiSO4 = Na2SO4 + CO3Ni =>
Na2CO3 + NiSO4 = Na2SO4 + CO3Ni
K2FeO4 = Fe2O3 + O2 + K2O =>
4 K2FeO4 = 2 Fe2O3 + 3 O2 + 4 K2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Fe(CI)3 + NaOH = NaCI + Fe(OH)3 =>
Fe(CI)3 + 3 NaOH = 3 NaCI + Fe(OH)3
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
HBr + Al(OH)3 = AlBr3 + H2O =>
3 HBr + Al(OH)3 = AlBr3 + 3 H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
H2S + CuCl2 = Cu2S + HCl + S =>
2 H2S + 2 CuCl2 = Cu2S + 4 HCl + S
(NH4)2SO4 + Pb3(PO4)2 = (NH4)3PO4 + PbSO4 =>
3(NH4)2SO4 + Pb3(PO4)2 = 2(NH4)3PO4 + 3 PbSO4
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C1 + O2 = C1O2 =>
C1 + O2 = C1O2
Zn + CuCl2 = ZnCl2 + Cu =>
Zn + CuCl2 = ZnCl2 + Cu
Na2SO4 + HClO2 = NaClO2 + H2SO4 =>
Na2SO4 + 2 HClO2 = 2 NaClO2 + H2SO4
KHCO3(aq) = K2CO3(aq) + H2O(l) + CO2 =>
2 KHCO3(aq) = K2CO3(aq) + H2O(l) + CO2
H2S(aq) + I2(aq) = HI(aq) + S(s) =>
H2S(aq) + I2(aq) = 2 HI(aq) + S(s)
Pb(SO4) + Ag(NO3) = Pb(NO3)2 + Ag2(SO4) =>
Pb(SO4) + 2 Ag(NO3) = Pb(NO3)2 + Ag2(SO4)
MgSO3(s) + HBr(aq) = MgBr2(aq) + SO2(g) + H2O(l) =>
MgSO3(s) + 2 HBr(aq) = MgBr2(aq) + SO2(g) + H2O(l)
Al(s) + Pb(NO3)2(aq) = Al(NO3)3(aq) + Pb(s) =>
2 Al(s) + 3 Pb(NO3)2(aq) = 2 Al(NO3)3(aq) + 3 Pb(s)
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Al(s) + Pb(NO3)2(aq) = Al(NO3)3(aq) + Pb(s) =>
2 Al(s) + 3 Pb(NO3)2(aq) = 2 Al(NO3)3(aq) + 3 Pb(s)
C2H2 + OCH3 = C2H + OCH4 =>
C2H2 + OCH3 = C2H + OCH4
Al + S(s) = Al2S3(s) =>
2 Al + 3 S(s) = Al2S3(s)
Al(s) + KOH(aq) + H2O(l) = KAl(OH)4(aq) + H2(g) =>
2 Al(s) + 2 KOH(aq) + 6 H2O(l) = 2 KAl(OH)4(aq) + 3 H2(g)
Fe(ClO4)3 + (NH4)2S = NH4ClO4 + Fe2S3 =>
2 Fe(ClO4)3 + 3(NH4)2S = 6 NH4ClO4 + Fe2S3
AlOH3NaCl = NaOH3AlCl =>
AlOH3NaCl = NaOH3AlCl
Cu + H2SO4(st) = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4(st) = CuSO4 + SO2 + 2 H2O
Pb(C2H3O2)2(aq) + Na2SO4(aq) = PbSO4(s) + Na(C2H3O2)(aq) =>
Pb(C2H3O2)2(aq) + Na2SO4(aq) = PbSO4(s) + 2 Na(C2H3O2)(aq)
Cr(OH)3 + IO3 = CrO3{-2} + I{-} + H{+} + H2O =>
7 Cr(OH)3 + IO3 = 7 CrO3{-2} + I{-} + 15 H{+} + 3 H2O
CH3COOH + HBr = CH3COOBr + H2 =>
CH3COOH + HBr = CH3COOBr + H2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
H2(g) + I(s) = HI(g) =>
H2(g) + 2 I(s) = 2 HI(g)
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Équations équilibrées sur10/16/24
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