| Équations équilibrées la veille |
6 NaI + KIO3 + 6 HCl = KI + 3 I2 + 6 NaCl + 3 H2O
C2H5NS + O2 = CO + H2O + NO + SO2 =>
4 C2H5NS + 15 O2 = 8 CO + 10 H2O + 4 NO + 4 SO2
CsCl(s) + H2SO4(aq) = HCl(g) + Cs2SO4(aq) =>
2 CsCl(s) + H2SO4(aq) = 2 HCl(g) + Cs2SO4(aq)
CH2(NH2)COOH + K = CH2(NH2)CO + KOH =>
CH2(NH2)COOH + K = CH2(NH2)CO + KOH
Sb2S3(s) + O2(g) = Sb2O3(s) + SO2(g) =>
2 Sb2S3(s) + 9 O2(g) = 2 Sb2O3(s) + 6 SO2(g)
Ba(O3)2 + H2O = Ba(OH)2 + O2 =>
2 Ba(O3)2 + 2 H2O = 2 Ba(OH)2 + 5 O2
NaCl + AgNO3 + HNO3 = Na(NO3)2 + AgCl + H =>
NaCl + AgNO3 + HNO3 = Na(NO3)2 + AgCl + H
H2SO4 + MgO = H2O + MgSO4 =>
H2SO4 + MgO = H2O + MgSO4
(Ba(NO3)2) + Na2SO4 = Ba2SO4 + Na(NO3)2 =>
2(Ba(NO3)2) + Na2SO4 = Ba2SO4 + 2 Na(NO3)2
FeBr3(aq) + (NH4)2CO3(aq) = Fe2(CO3)3(s) + NH4Br(aq) =>
2 FeBr3(aq) + 3(NH4)2CO3(aq) = Fe2(CO3)3(s) + 6 NH4Br(aq)
NaCl(aq) + LiNO3(aq) = NaNO3 + LiCl =>
NaCl(aq) + LiNO3(aq) = NaNO3 + LiCl
Ni + Sn{2+} = Ni{2+} + Sn =>
Ni + Sn{2+} = Ni{2+} + Sn
NaHCO3 + H2Co3 = Na2Co3 + H2O + CO2 =>
2 NaHCO3 + H2Co3 = Na2Co3 + 2 H2O + 2 CO2
*5Ca(NO3)2*NH4NO3*10H2O + KCl = KNO3 + NH4Cl + CaCl2 + H2O =>
*5Ca(NO3)2*NH4NO3*10H2O + 11 KCl = 11 KNO3 + NH4Cl + 5 CaCl2 + 10 H2O
KOH(aq) + BaCl(aq) = BaOH(aq) + KCl(aq) =>
KOH(aq) + BaCl(aq) = BaOH(aq) + KCl(aq)
CH4 + KMnO4 = CH4KMnO4 =>
CH4 + KMnO4 = CH4KMnO4
Mn(OH)2 + O2(ac) = Mn2O3 + H2O =>
4 Mn(OH)2 + O2(ac) = 2 Mn2O3 + 4 H2O
NaIO4 + NaI + HCl = NaCl + I2 + H2O =>
NaIO4 + 7 NaI + 8 HCl = 8 NaCl + 4 I2 + 4 H2O
Ni(C2H3O2)2 + NiBr3 = NiBr2 + Ni(C2H3O2)3 =>
3 Ni(C2H3O2)2 + 2 NiBr3 = 3 NiBr2 + 2 Ni(C2H3O2)3
H + NO = H2O + N =>
2 H + NO = H2O + N
H2O + NH3 + BaCl2 = Ba(OH)2 + NH4(Cl) =>
2 H2O + 2 NH3 + BaCl2 = Ba(OH)2 + 2 NH4(Cl)
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Ba(CH3COO2)2 + Ag2SO4 = BaSO4 + AgCH3COO2 =>
Ba(CH3COO2)2 + Ag2SO4 = BaSO4 + 2 AgCH3COO2
Pb + H2SO4 = Pb2(SO4) + S + H2O =>
6 Pb + 4 H2SO4 = 3 Pb2(SO4) + S + 4 H2O
MnS + H2O2 = MnSO4 + H2O =>
MnS + 4 H2O2 = MnSO4 + 4 H2O
Bi(NO3) + H2S = BiS + H2(NO3) =>
Bi(NO3) + H2S = BiS + H2(NO3)
O2 + C2H6 = C2H5OH =>
O2 + 2 C2H6 = 2 C2H5OH
Br2O + H2O = H2Br2O2 =>
Br2O + H2O = H2Br2O2
AlCl3 + Na2CO3 + H2O = NaCl + Al(OH)3 + H2CO3 =>
2 AlCl3 + 3 Na2CO3 + 6 H2O = 6 NaCl + 2 Al(OH)3 + 3 H2CO3
FeCl3 + KI = Fe(I3)2 + FeI2 + KCl =>
4 FeCl3 + 12 KI = Fe(I3)2 + 3 FeI2 + 12 KCl
Fe2(O3) + CO = Fe + CO2 =>
Fe2(O3) + 3 CO = 2 Fe + 3 CO2
SiF4 + Na = Si + NaF =>
SiF4 + 4 Na = Si + 4 NaF
NaBr + H2SO4 + H2O2 = Br2 + NaHSO4 + H2O =>
2 NaBr + 2 H2SO4 + H2O2 = Br2 + 2 NaHSO4 + 2 H2O
C2H5OH + O2 = CO2 + H2 =>
2 C2H5OH + 3 O2 = 4 CO2 + 6 H2
KOOCC6H4COOH + NaOH = KNaC8H4O4 + H2O =>
KOOCC6H4COOH + NaOH = KNaC8H4O4 + H2O
MnO2 + K2CO3 + O2 = KMnO4 + CO2 =>
4 MnO2 + 2 K2CO3 + 3 O2 = 4 KMnO4 + 2 CO2
Ni + Pb(NO3)2 = Ni(NO3)3 + Pb =>
2 Ni + 3 Pb(NO3)2 = 2 Ni(NO3)3 + 3 Pb
HCl + NH3 + NaOH = NH4OH + NaCl =>
HCl + NH3 + NaOH = NH4OH + NaCl
Fe + CrO3 + HCl = FeCl2 + CrCl3 + H2O =>
3 Fe + 2 CrO3 + 12 HCl = 3 FeCl2 + 2 CrCl3 + 6 H2O
NaHCO3 + CH3CHOHCOOH = CH3CHOHCOONa + H2O + CO2 =>
NaHCO3 + CH3CHOHCOOH = CH3CHOHCOONa + H2O + CO2
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
SiF4 + Na = Si + NaF =>
SiF4 + 4 Na = Si + 4 NaF
CH3COOH + O3 = CO2 + H2O =>
3 CH3COOH + 4 O3 = 6 CO2 + 6 H2O
C12H16 + Cl2 = C + HCl =>
C12H16 + 8 Cl2 = 12 C + 16 HCl
Au + KCl = AuCl + K =>
Au + KCl = AuCl + K
Sb2O3 + Br2 + KOH = KSbO4 + KBr + H2O =>
Sb2O3 + 4 Br2 + 10 KOH = 2 KSbO4 + 8 KBr + 5 H2O
HCl + Na = NaCl + H =>
HCl + Na = NaCl + H
P2S7 = P4 + S8 =>
8 P2S7 = 4 P4 + 7 S8
Cu(NO3)2{2} + NaOH = Cu(OH)2{2} + NaNO3 =>
Cu(NO3)2{2} + 2 NaOH = Cu(OH)2{2} + 2 NaNO3
CaO + Na3P = Ca3P2 + Na2O =>
3 CaO + 2 Na3P = Ca3P2 + 3 Na2O
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