| Équations équilibrées la veille |
2 C2H3OH + 5 O2 = 4 CO2 + 4 H2O
Ca + CO3 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
Ca + CO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
H2SO3 + CaCO3 = CaSO3 + H2O + CO2 =>
H2SO3 + CaCO3 = CaSO3 + H2O + CO2
K2CO3 + Ba3(PO4)2 = K3PO4 + BaCO3 =>
3 K2CO3 + Ba3(PO4)2 = 2 K3PO4 + 3 BaCO3
NaNO3 + CH4 = N2 + CO2 + H2O + NaOH =>
8 NaNO3 + 5 CH4 = 4 N2 + 5 CO2 + 6 H2O + 8 NaOH
NaH + B2H6 = NaBH4 =>
2 NaH + B2H6 = 2 NaBH4
B2H6 + H2O = H3BO3 + H2 =>
B2H6 + 6 H2O = 2 H3BO3 + 6 H2
Fr + F2 = FrF =>
2 Fr + F2 = 2 FrF
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
KNCO3 = K2O + N2O + CO2 =>
2 KNCO3 = K2O + N2O + 2 CO2
Cr2NO32 + Cl = Cr2O3 + NCl3 + O =>
Cr2NO32 + 3 Cl = Cr2O3 + NCl3 + 29 O
H2SO4(aq) + Sr(OH)2(aq) = H2O(l) + SrSO4(s) =>
H2SO4(aq) + Sr(OH)2(aq) = 2 H2O(l) + SrSO4(s)
Fe(OH)3 + H2SO4 = [Fe(OH)]SO4 + H2O =>
Fe(OH)3 + H2SO4 = [Fe(OH)]SO4 + 2 H2O
Pb(NO3)2 + NH4Br = PbBr2 + NH4(NO3) =>
Pb(NO3)2 + 2 NH4Br = PbBr2 + 2 NH4(NO3)
Na + P = Na3P =>
3 Na + P = Na3P
Bi + O2(g) = Bi2O3 =>
4 Bi + 3 O2(g) = 2 Bi2O3
Cu{2+} + NH3OH{+] = Cu{+}+N2O+H2O+H{+} =>
4 Cu{2+} + 2 NH3OH{+] = 4 Cu{+}+N2O+H2O+6H{+}
As2O3 + HNO3 + H2O = H3AsO4 + NO2 =>
As2O3 + 4 HNO3 + H2O = 2 H3AsO4 + 4 NO2
H2S2O3 + HIO = H2SO3 + I2 + H2O =>
H2S2O3 + 4 HIO = 2 H2SO3 + 2 I2 + H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
AgBr + NH3 = Ag(NH3)2 + Br2 =>
2 AgBr + 4 NH3 = 2 Ag(NH3)2 + Br2
H2O + Br2 + H2S = Br{-} + SO4{-2} + H{+} =>
4 H2O + 4 Br2 + H2S = 8 Br{-} + SO4{-2} + 10 H{+}
Pb(CH3CCOO)2 + H2O = PbO + CH3COOH =>
Pb(CH3CCOO)2 + 3 H2O = PbO + 3 CH3COOH
Ai + H2O = Ai(OH)3 + H2 =>
2 Ai + 6 H2O = 2 Ai(OH)3 + 3 H2
KI + ICl3 + H2O = HIO3 + KCl + HI =>
9 KI + 3 ICl3 + 6 H2O = 2 HIO3 + 9 KCl + 10 HI
Sn + NiCl2 = Sn2Cl2 + Ni =>
2 Sn + NiCl2 = Sn2Cl2 + Ni
CrCl3 + Ag2O + KOH = K2CrO4 + KCl + Ag + H2O =>
2 CrCl3 + 3 Ag2O + 10 KOH = 2 K2CrO4 + 6 KCl + 6 Ag + 5 H2O
Mg(HCO3) + HCl = MgCl + H2CO3 =>
Mg(HCO3) + HCl = MgCl + H2CO3
Ag2O + NH3 = Ag(NH2)2 + NH4 + O2 =>
2 Ag2O + 16 NH3 = 4 Ag(NH2)2 + 8 NH4 + O2
Hg(C2H3O2)2 + Na2S = HgS + Na(C2H3O2) =>
Hg(C2H3O2)2 + Na2S = HgS + 2 Na(C2H3O2)
Ni(OH)2 + NH4OH = (Ni(NH3)6)(OH)2 + H2O =>
Ni(OH)2 + 6 NH4OH = (Ni(NH3)6)(OH)2 + 6 H2O
Ca(HNO3)2 + H2SO4 = CaSO4 + H2NO3 =>
Ca(HNO3)2 + H2SO4 = CaSO4 + 2 H2NO3
Ca + HCl + O2 = CaCl2 + H2O =>
2 Ca + 4 HCl + O2 = 2 CaCl2 + 2 H2O
H2(CO3) + Bi(OH)3 = Bi2(CO3)3 + H2O =>
3 H2(CO3) + 2 Bi(OH)3 = Bi2(CO3)3 + 6 H2O
KI + Pb2CH3COO = KCH3COO + Pb2I =>
KI + Pb2CH3COO = KCH3COO + Pb2I
CuSO4*(H2O)3 + NaOH = Na2SO4 + Cu(OH)2 + H2O =>
CuSO4*(H2O)3 + 2 NaOH = Na2SO4 + Cu(OH)2 + 3 H2O
H4SO3 + O2 = SO3 + H2O2 =>
H4SO3 + 2 O2 = SO3 + 2 H2O2
e + ClO4{-} + H{+} = Cl{-} + H2O =>
8e + ClO4{-} + 8 H{+} = Cl{-} + 4 H2O
C5H11Br + NaOH = C5H12O + NaBr =>
C5H11Br + NaOH = C5H12O + NaBr
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Al(s) + HCl(ag) = AlCl3(s) + H2(g) =>
2 Al(s) + 6 HCl(ag) = 2 AlCl3(s) + 3 H2(g)
Li2CO3 + Fe(NO3)2 = LiNO3 + FeCO3 =>
Li2CO3 + Fe(NO3)2 = 2 LiNO3 + FeCO3
HNO2(aq) + HI = I2 + NO + H2O =>
2 HNO2(aq) + 2 HI = I2 + 2 NO + 2 H2O
SO2 + KMnO4 + H2O = MnSO4 + K2SO5 + H2SO4 =>
4 SO2 + 2 KMnO4 + H2O = 2 MnSO4 + K2SO5 + H2SO4
Hg + HNO3 = Hg2NO3 + NO2 + H2O =>
2 Hg + 2 HNO3 = Hg2NO3 + NO2 + H2O
S + NaOH = S(NaOH) =>
S + NaOH = S(NaOH)
CH3OCH3 = CH4 + CO + O2 =>
4 CH3OCH3 = 6 CH4 + 2 CO + O2
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
KI(aq) + Na2CO3(aq) = K2CO3(aq) + NaI(s) =>
2 KI(aq) + Na2CO3(aq) = K2CO3(aq) + 2 NaI(s)
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