| Équations équilibrées la veille |
Ba + Al = BaAl
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Xe + O3 = XeO2 =>
3 Xe + 2 O3 = 3 XeO2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
K2CO3(s) + HCl(aq) = KCl(aq) + H2CO3(s) =>
K2CO3(s) + 2 HCl(aq) = 2 KCl(aq) + H2CO3(s)
C6H12O2 = C6H10OH2O =>
C6H12O2 = C6H10OH2O
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
Zn + Al2O3 = Al + Zn2O3 =>
2 Zn + Al2O3 = 2 Al + Zn2O3
MnO2 + Ca(OH)2 + CO2 = Mn(OH)2 + CaCO3 + O =>
MnO2 + Ca(OH)2 + CO2 = Mn(OH)2 + CaCO3 + O
H2O + Cr{3+} + Mn = MnO4{-} + Cr{2+} + H{+} =>
4 H2O + 7 Cr{3+} + Mn = MnO4{-} + 7 Cr{2+} + 8 H{+}
Na2CO3(aq) + HNO3(l) = NaNO3(aq) + H2O(l) + CO2(g) =>
Na2CO3(aq) + 2 HNO3(l) = 2 NaNO3(aq) + H2O(l) + CO2(g)
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Bi(OH)3 + NaOH = Bi + Na(OH)3 =>
2 Bi(OH)3 + 3 NaOH = 2 Bi + 3 Na(OH)3
Pb(NO3)2 + H2S = Pb2S2 + HNO3 =>
2 Pb(NO3)2 + 2 H2S = Pb2S2 + 4 HNO3
Ca2O2 + MgS = MgO + CaS =>
Ca2O2 + 2 MgS = 2 MgO + 2 CaS
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
Ag2O + HNO2 = Ag(NO2) + H2O =>
Ag2O + 2 HNO2 = 2 Ag(NO2) + H2O
HCl + NaCHO2 = NaCl + HCHO2 =>
HCl + NaCHO2 = NaCl + HCHO2
Al2O3 + H2O = *AlO2H =>
Al2O3 + H2O = 2*AlO2H
Fe2S3 = Fe + S2 =>
2 Fe2S3 = 4 Fe + 3 S2
NH3(aq) + CuSO4 = CuNH3 + SO4 =>
NH3(aq) + CuSO4 = CuNH3 + SO4
Ba(CH3COO)2K2CrO4 = BaCrO4K2(CH3COO)2 =>
Ba(CH3COO)2K2CrO4 = BaCrO4K2(CH3COO)2
HNO3AgOH = HOHAgNO3 =>
HNO3AgOH = HOHAgNO3
CH3CHO + KMnO4 + KOH = CH3COOK + MnO2 + H2O =>
3 CH3CHO + 2 KMnO4 + KOH = 3 CH3COOK + 2 MnO2 + 2 H2O
Ni2(CO3)3 + Na = Na2CO3 + Ni =>
Ni2(CO3)3 + 6 Na = 3 Na2CO3 + 2 Ni
Cu(IO)2 + Na2SO3 = CuI + I2 + Na2SO4 =>
2 Cu(IO)2 + 4 Na2SO3 = 2 CuI + I2 + 4 Na2SO4
AgNO3(aq) + CaBr2 = AgBr2 + CaNO3 =>
AgNO3(aq) + CaBr2 = AgBr2 + CaNO3
CuO + HNO3 = Cu(NO3)2 + H2O =>
CuO + 2 HNO3 = Cu(NO3)2 + H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
MnO2 + I0{-} + H{+} = Mn{2+} + H2O + I2 =>
MnO2 + 2 I0{-} + 4 H{+} = Mn{2+} + 2 H2O + I2
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
Cu + H(C2H3O2) = Cu(C2H3O2)2 + H =>
Cu + 2 H(C2H3O2) = Cu(C2H3O2)2 + 2 H
H3O + Ca(OH)2 = H2O + Ca2 =>
4 H3O + 2 Ca(OH)2 = 8 H2O + Ca2
CO2 + Na2O = Na2CO3 =>
CO2 + Na2O = Na2CO3
S + Na = SNa =>
S + Na = SNa
AgHCO3 = Ag2CO3(s) + H2O + CO2 =>
2 AgHCO3 = Ag2CO3(s) + H2O + CO2
PCl + NaBr = NaCl + PBr =>
PCl + NaBr = NaCl + PBr
HBr(aq) + H2O = H3OBr =>
HBr(aq) + H2O = H3OBr
C3H4O4 + NaOH = H2O + Na + H2C3O4 =>
C3H4O4 + 2 NaOH = 2 H2O + 2 Na + H2C3O4
NH4ClH2O = H3ONH3Cl =>
NH4ClH2O = H3ONH3Cl
Ni(OH)2 + HNO3 = Ni(NO3)2 + H2O =>
Ni(OH)2 + 2 HNO3 = Ni(NO3)2 + 2 H2O
C2H4(g)Br2(g) = C2H4Br2(g) =>
C2H4(g)Br2(g) = C2H4Br2(g)
KClO4 + H2S = KCl + S + H2O =>
KClO4 + 4 H2S = KCl + 4 S + 4 H2O
C2H6O4S + Na2CO3 = CO2 + Na2C2H4SO4 + H2O =>
C2H6O4S + Na2CO3 = CO2 + Na2C2H4SO4 + H2O
NaOH + Ca(OH)2 + Cl = Ca(OCl)2 + NaCl + H2O =>
2 NaOH + Ca(OH)2 + 4 Cl = Ca(OCl)2 + 2 NaCl + 2 H2O
C6H5CH3 + MnO4{-} + H{+} = C6H5COOH + Mn2{+} + H2O =>
13 C6H5CH3 + 12 MnO4{-} + 18 H{+} = 13 C6H5COOH + 6 Mn2{+} + 22 H2O
Cu(SO4)*5H2O + KIO3 = Cu(IO3)2 + K2(SO4) + H2O =>
Cu(SO4)*5H2O + 2 KIO3 = Cu(IO3)2 + K2(SO4) + 5 H2O
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
Cr2O7(ac) + OH(ac) = CrO4(ac) + H2O =>
Cr2O7(ac) + 2 OH(ac) = 2 CrO4(ac) + H2O
C3H4O3 = C5H8O4CO2 =>
2 C3H4O3 = C5H8O4CO2
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Équations équilibrées sur01/26/25
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