| Équations équilibrées la veille |
4 H3P + 8 O2 = P4O10 + 6 H2O
Pb(NO3)2(aq) + ZnI2(aq) = PbI2(s) + Zn(NO3)2(aq) =>
Pb(NO3)2(aq) + ZnI2(aq) = PbI2(s) + Zn(NO3)2(aq)
H2SO4 + Na2(OH)2 = Na2SO4 + H4O2 =>
H2SO4 + Na2(OH)2 = Na2SO4 + H4O2
HCl + Na2N2O2 = N2O + NaCl + H2O =>
2 HCl + Na2N2O2 = N2O + 2 NaCl + H2O
CaCO3 + K2SiO3 = CaSiO3 + K2CO3 =>
CaCO3 + K2SiO3 = CaSiO3 + K2CO3
BaCl2*2H2O + CoCl2*2H2O + KNO2 = K2Ba(Co(NO2)6) + KCl + H2O =>
BaCl2*2H2O + CoCl2*2H2O + 6 KNO2 = K2Ba(Co(NO2)6) + 4 KCl + 4 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Cd + Pb(ClO3)2 = Cd(ClO3)2 + Pb =>
Cd + Pb(ClO3)2 = Cd(ClO3)2 + Pb
(NH4)2CrO4 + NaOH = (NH4)OH + Na2CrO4 =>
(NH4)2CrO4 + 2 NaOH = 2(NH4)OH + Na2CrO4
KBr + KBrO3 + HCl = Br + KCl + H2O =>
5 KBr + KBrO3 + 6 HCl = 6 Br + 6 KCl + 3 H2O
C2H5Cl + NaOH = C2H4 + NaCl + H2O =>
C2H5Cl + NaOH = C2H4 + NaCl + H2O
CH2CHCH3 + K2Cr2O7 + H2SO4 = CH3CH2COOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 CH2CHCH3 + 2 K2Cr2O7 + 8 H2SO4 = 3 CH3CH2COOH + 2 K2SO4 + 2 Cr2(SO4)3 + 8 H2O
Pb4NO3 + LiNO2 = Pb4NO2 + LiNO3 =>
Pb4NO3 + LiNO2 = Pb4NO2 + LiNO3
H3P + O2 = H2O + P4 =>
4 H3P + 3 O2 = 6 H2O + P4
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
KOHCl = KClOH =>
KOHCl = KClOH
H3P + O2 = P2O5 + H2 =>
4 H3P + 5 O2 = 2 P2O5 + 6 H2
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
MnCl2 + Al = Mn + AlCl3 =>
3 MnCl2 + 2 Al = 3 Mn + 2 AlCl3
P + Cl2 = PCl3 =>
2 P + 3 Cl2 = 2 PCl3
Li + Ca(CN)2 = Ca + LiCN =>
2 Li + Ca(CN)2 = Ca + 2 LiCN
Cr(OH)3 + H2O2 + OH{-} = CrO4{-} + H2O =>
Cr(OH)3 + 2 H2O2 + OH{-} = CrO4{-} + 4 H2O
O2 + Cl2 = ClO =>
O2 + Cl2 = 2 ClO
Ba(NO3)2(aq)CaSO4(aq) = BaSO4(s)Ca(NO3)2(aq) =>
Ba(NO3)2(aq)CaSO4(aq) = BaSO4(s)Ca(NO3)2(aq)
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
H3AsO4 + Sn(OH)4 = Sn3(AsO4)4 + H2O =>
4 H3AsO4 + 3 Sn(OH)4 = Sn3(AsO4)4 + 12 H2O
SiO2 + Cu2O = CuO + SiO =>
SiO2 + Cu2O = 2 CuO + SiO
Pb(NO3)2 + H2S = HNO3 + PbS =>
Pb(NO3)2 + H2S = 2 HNO3 + PbS
H2 + N2 = NH2 =>
2 H2 + N2 = 2 NH2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
H2 + Se2 = H2Se =>
2 H2 + Se2 = 2 H2Se
AgBr + (NH4)2CO3 = Ag2CO3 + NH4Br =>
2 AgBr + (NH4)2CO3 = Ag2CO3 + 2 NH4Br
Na2S + TeO2 + H2O = Na2TeS3 + NaOH =>
3 Na2S + TeO2 + 2 H2O = Na2TeS3 + 4 NaOH
FeS + KOH = K2S + Fe(OH)2 =>
FeS + 2 KOH = K2S + Fe(OH)2
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
Cl2 + NH4Br = NH4Cl + Br2 =>
Cl2 + 2 NH4Br = 2 NH4Cl + Br2
CoO + H2SO4 = Co2(SO4)3 + SO2 + H2O =>
2 CoO + 4 H2SO4 = Co2(SO4)3 + SO2 + 4 H2O
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Al2(SO4)3 + Cl2 = AlCl3 + SO4 =>
Al2(SO4)3 + 3 Cl2 = 2 AlCl3 + 3 SO4
Cl2 + NH4Br = NH4Cl + Br2 =>
Cl2 + 2 NH4Br = 2 NH4Cl + Br2
K2Cr2O7 + NO2 + HCl = KCl + Cr(NO3)3 + H2O =>
K2Cr2O7 + 6 NO2 + 2 HCl = 2 KCl + 2 Cr(NO3)3 + H2O
K2(CO3) + Mg(OH)2 = KOH + MgCO3 =>
K2(CO3) + Mg(OH)2 = 2 KOH + MgCO3
KI + HCl + Ca(ClO)2 = CaCl2 + H2O + I2 + KCl =>
4 KI + 4 HCl + Ca(ClO)2 = CaCl2 + 2 H2O + 2 I2 + 4 KCl
C2H5 + KMnO4 + H2SO4 = CH3COOH + Mn2SO4 + K2SO4 + H2O =>
12 C2H5 + 10 KMnO4 + 10 H2SO4 = 12 CH3COOH + 5 Mn2SO4 + 5 K2SO4 + 16 H2O
Al2(SO4)3 + Cl2 = AlCl3 + SO4 =>
Al2(SO4)3 + 3 Cl2 = 2 AlCl3 + 3 SO4
K + HC1 = KC1 + H2 =>
2 K + 2 HC1 = 2 KC1 + H2
Cr(OH)3 + NaBrO4 + NaOH = Na2CrO4 + NaBr + H2O =>
8 Cr(OH)3 + 3 NaBrO4 + 16 NaOH = 8 Na2CrO4 + 3 NaBr + 20 H2O
Pb(C2H5) + O2 = CO2 + H2O + Pb =>
4 Pb(C2H5) + 13 O2 = 8 CO2 + 10 H2O + 4 Pb
Br2 + Cu(OH)2 = Cu(BrO3)2 + Br2Cu + H2O =>
6 Br2 + 6 Cu(OH)2 = Cu(BrO3)2 + 5 Br2Cu + 6 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
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