| Équations équilibrées la veille |
Al2(SO4)3 + NaCl = Na(SO4)3 + 2 Al + Cl
Bi(NO3)3 + H2O + NH3 = BiNH3 + HNO3 =>
8 Bi(NO3)3 + 9 H2O + 11 NH3 = 8 BiNH3 + 27 HNO3
KClO4 + H2O + KI = I2 + ClO3 + KOH =>
2 KClO4 + 2 H2O + 2 KI = I2 + 2 ClO3 + 4 KOH
Ca3(PO4)2 + SrF2 = Sr3(PO4)2 + CaF2 =>
Ca3(PO4)2 + 3 SrF2 = Sr3(PO4)2 + 3 CaF2
O2 + C57H110O6 = H2O + CO2 =>
163 O2 + 2 C57H110O6 = 110 H2O + 114 CO2
Me2O + HNO3 = MeNO3 + H2O =>
Me2O + 2 HNO3 = 2 MeNO3 + H2O
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
CuO + C2H4 = Cu + CO2 + H2O =>
6 CuO + C2H4 = 6 Cu + 2 CO2 + 2 H2O
NaCl + PbO2 + H2SO4 = Cl2 + Na2SO4 + PbSO4 + H2O =>
2 NaCl + PbO2 + 2 H2SO4 = Cl2 + Na2SO4 + PbSO4 + 2 H2O
C2H5Cl + NaOH = C2H5OH + NaCl =>
C2H5Cl + NaOH = C2H5OH + NaCl
Pb(NO2)2 + O2 = PbO + NO2 =>
2 Pb(NO2)2 + O2 = 2 PbO + 4 NO2
LiOH + K2O = LiKO + H2O =>
2 LiOH + K2O = 2 LiKO + H2O
P + S = P2S3 =>
2 P + 3 S = P2S3
Fe(SCN)3 + NaF = Na(SCN) + FeF3 =>
Fe(SCN)3 + 3 NaF = 3 Na(SCN) + FeF3
NH3 + Fe2O3 = Fe + N2 + H2O =>
2 NH3 + Fe2O3 = 2 Fe + N2 + 3 H2O
HCHO2 + O2 = CO2 + H2O =>
2 HCHO2 + O2 = 2 CO2 + 2 H2O
H5IO6 + Cr + H{+} = IO3{-} + Cr3{+} + H2O =>
H5IO6 + 6 Cr + H{+} = IO3{-} + 2 Cr3{+} + 3 H2O
Mg(s) + H2S(g) = MgS(s) + H2(g) =>
Mg(s) + H2S(g) = MgS(s) + H2(g)
H3BO3 + Au(OH)3 = AuBO3 + H2O =>
H3BO3 + Au(OH)3 = AuBO3 + 3 H2O
V2{+} + MnO4{-} + H{+} = VO2{+} + Mn2{+} + H2O =>
13 V2{+} + 18 MnO4{-} + 40 H{+} = 26 VO2{+} + 9 Mn2{+} + 20 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
C14H14N3NaO3S + H2SO4 = C14H14N3NaO3SH2SO4 =>
C14H14N3NaO3S + H2SO4 = C14H14N3NaO3SH2SO4
HCOOHZnO = HCOOZnHO =>
HCOOHZnO = HCOOZnHO
Ca3(PO4)2 + C = Ca3P2 + CO =>
Ca3(PO4)2 + 8 C = Ca3P2 + 8 CO
KOH(aq)CuSO4(aq) = CuOHKSO4 =>
KOH(aq)CuSO4(aq) = CuOHKSO4
HNO2 + OH = NO2 + H3O =>
2 HNO2 + OH = 2 NO2 + H3O
Cu(NO3)2 + Cr = Cr(NO3)2 + Cu =>
Cu(NO3)2 + Cr = Cr(NO3)2 + Cu
LiOH + HPO4 = LiPO4 + H2O =>
LiOH + HPO4 = LiPO4 + H2O
Al2I3 + AgNO3 = Al(NO3)3 + Ag2I =>
Al2I3 + 6 AgNO3 = 2 Al(NO3)3 + 3 Ag2I
K3[Fe(CN)6] + KCNS = K4[Fe(CN)6] + SCN =>
K3[Fe(CN)6] + KCNS = K4[Fe(CN)6] + SCN
Al2O3 + Ca = Ca3O2 + Al =>
2 Al2O3 + 9 Ca = 3 Ca3O2 + 4 Al
C2H6O + K2Cr2O7 + H2SO4 = CH3COOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H6O + 2 K2Cr2O7 + 8 H2SO4 = 3 CH3COOH + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
K2CO3 + H2SO3 = K2SO3 + H2CO3 =>
K2CO3 + H2SO3 = K2SO3 + H2CO3
NaHO = Na + H2O + O2 =>
4 NaHO = 4 Na + 2 H2O + O2
Br2 + N2 + O2 = BrNO2 =>
Br2 + N2 + 2 O2 = 2 BrNO2
C2H5OHCH3COOH = CH3COOC2H5H2O =>
C2H5OHCH3COOH = CH3COOC2H5H2O
H + Cl = HCl =>
H + Cl = HCl
SFe + O2 = Fe2O3 + SO4 =>
4 SFe + 11 O2 = 2 Fe2O3 + 4 SO4
AgNO3 + Na2MnO4 = Ag2MnO4 + NaNO3 =>
2 AgNO3 + Na2MnO4 = Ag2MnO4 + 2 NaNO3
Cu(NO3)2*4H2O + NaOH = Cu(OH)2 + NaNO3 + H2O =>
Cu(NO3)2*4H2O + 2 NaOH = Cu(OH)2 + 2 NaNO3 + 4 H2O
HCl + NaHCO3 = NaCl + H2CO3 = H2O + CO2 =>
HCl + NaHCO3 = NaCl + H2CO3
K + NO = K2O + N2 =>
4 K + 2 NO = 2 K2O + N2
K2O + HCl = K2Cl2 + H2O =>
K2O + 2 HCl = K2Cl2 + H2O
Mn(OH)2 + MnO4{-} + OH{-} = MnO4{2-} + H{+} =>
Mn(OH)2 + 4 MnO4{-} + 2 OH{-} = 5 MnO4{2-} + 4 H{+}
NH4Cl + KCO3 = KCl + NH4CO3 =>
NH4Cl + KCO3 = KCl + NH4CO3
(NO) + O2 = NO2 =>
2(NO) + O2 = 2 NO2
K2 = K =>
K2 = 2 K
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
KClP = PClK =>
KClP = PClK
Na2CrO2 + Br2 + NaOH = Na2CrO4 + NaBr + H2O =>
Na2CrO2 + 2 Br2 + 4 NaOH = Na2CrO4 + 4 NaBr + 2 H2O
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