| Équations équilibrées la veille |
NaOH + HCOOH = NaHCO2 + H2O
NaOH + (NH4)2SO4 = Na2SO4 + NH3 + H2O =>
2 NaOH + (NH4)2SO4 = Na2SO4 + 2 NH3 + 2 H2O
SO3 + H2SO4 = SO3SO4 + H2 =>
SO3 + H2SO4 = SO3SO4 + H2
HCNK = KCNH =>
HCNK = KCNH
KAlSi3O8 + H2CO3 + H2O = Al2Si2O5(OH)4 + SiO2 + K{+} + HCO3{-} =>
2 KAlSi3O8 + 2 H2CO3 + H2O = Al2Si2O5(OH)4 + 4 SiO2 + 2 K{+} + 2 HCO3{-}
AlOHCl2 + KOH = KOHCl2 + AlOH =>
AlOHCl2 + KOH = KOHCl2 + AlOH
(NH4)3AsS3 + HCl = NH4Cl + As2S3 + H2S =>
2(NH4)3AsS3 + 6 HCl = 6 NH4Cl + As2S3 + 3 H2S
H2SO4 + CO3{2-} = HCO3{2-} + SO4 =>
H2SO4 + 2 CO3{2-} = 2 HCO3{2-} + SO4
MnSO4 + NaBiO3 + H2SO4 = Bi2(SO4)3 + Na2SO4 + NaMnO4 + H2O =>
4 MnSO4 + 10 NaBiO3 + 14 H2SO4 = 5 Bi2(SO4)3 + 3 Na2SO4 + 4 NaMnO4 + 14 H2O
NaOH(aq) = Na{+}(aq) + OH{-}(aq) =>
NaOH(aq) = Na{+}(aq) + OH{-}(aq)
I + IO3 = IO =>
2 I + IO3 = 3 IO
HCl + NaClO + NaBr = H2O + NaCl + Br2 =>
2 HCl + NaClO + 2 NaBr = H2O + 3 NaCl + Br2
KOH + H2SO4 = K2SO4 + H2O = =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
KMnO4(ac) + BiBr3(s) + H2SO4(ac) = Br2(g) + MnSO4(ac) + K2SO4(ac) + Bi2(SO4)3 + H2O(l) =>
6 KMnO4(ac) + 10 BiBr3(s) + 24 H2SO4(ac) = 15 Br2(g) + 6 MnSO4(ac) + 3 K2SO4(ac) + 5 Bi2(SO4)3 + 24 H2O(l)
CuSO4H205 + Fe = FeH20 + CuSO4 =>
4 CuSO4H205 + 41 Fe = 41 FeH20 + 4 CuSO4
SnS2 + KOH = K2SnO3 + K2SnS3 + H2O =>
3 SnS2 + 6 KOH = K2SnO3 + 2 K2SnS3 + 3 H2O
CaCo3 + H2SO4 = CaCo3SO4 + H2 =>
CaCo3 + H2SO4 = CaCo3SO4 + H2
C6H14 + O2 = C + H2O =>
2 C6H14 + 7 O2 = 12 C + 14 H2O
Al + H2SO4 + H2O = Al2(SO4)3*18H2O + H2 =>
2 Al + 3 H2SO4 + 18 H2O = Al2(SO4)3*18H2O + 3 H2
CuO3 + HCl = CuCl2 + H2O3 =>
CuO3 + 2 HCl = CuCl2 + H2O3
Pb3O4 + H2SO4 = PbSO4 + Pb(SO4)2 + H2O =>
Pb3O4 + 4 H2SO4 = 2 PbSO4 + Pb(SO4)2 + 4 H2O
CaO + C = CaC2CO =>
CaO + 3 C = CaC2CO
AuOH + H2SO4 = Au2SO4 + H2O =>
2 AuOH + H2SO4 = Au2SO4 + 2 H2O
(NH4)2SO4(aq) + SrCl2(aq) = (NH4)Cl(aq) + SrSO4(s) =>
(NH4)2SO4(aq) + SrCl2(aq) = 2(NH4)Cl(aq) + SrSO4(s)
FeSO4 + HNO3 = Fe(NO3)3 + Fe2(SO4)3 + H2O + NO =>
3 FeSO4 + 4 HNO3 = Fe(NO3)3 + Fe2(SO4)3 + 2 H2O + NO
KOH + HCO3 = KHCO3 + OH =>
KOH + HCO3 = KHCO3 + OH
ZnSO4 + K2S = K2SO4 + ZnS =>
ZnSO4 + K2S = K2SO4 + ZnS
CO + Ca(OH)2 = CaH2CO3 =>
CO + Ca(OH)2 = CaH2CO3
Ag2O + O3 = Ag2O2 =>
3 Ag2O + O3 = 3 Ag2O2
(NH4)2S + KOH = K2S + NH3 + H2O =>
(NH4)2S + 2 KOH = K2S + 2 NH3 + 2 H2O
K3[Fe(CNS)6] + KI = KI3 + K4[Fe(CNS)6] =>
2 K3[Fe(CNS)6] + 3 KI = KI3 + 2 K4[Fe(CNS)6]
Fe + Cl = FeCl3 =>
Fe + 3 Cl = FeCl3
AgNO3(aq) + CH3COOH(aq) = AgCH3COO(s) + HNO3(aq) =>
AgNO3(aq) + CH3COOH(aq) = AgCH3COO(s) + HNO3(aq)
CH3(CH2)2CH3(g) + O = CO2(g) + H2O(g) =>
CH3(CH2)2CH3(g) + 13 O = 4 CO2(g) + 5 H2O(g)
KBr + O2 + H2SO4 = K2SO4 + Br2 + H2O =>
4 KBr + O2 + 2 H2SO4 = 2 K2SO4 + 2 Br2 + 2 H2O
Ca(OH)2 + H2(SO4) = Ca(SO4) + H2O =>
Ca(OH)2 + H2(SO4) = Ca(SO4) + 2 H2O
FeSO4 + HIO + HCl = Fe2(SO4)3 + FeCl3 + HI + H2O =>
6 FeSO4 + 3 HIO + 6 HCl = 2 Fe2(SO4)3 + 2 FeCl3 + 3 HI + 3 H2O
C6H5NH2 + Br = C6H4NBr3 + HBr =>
C6H5NH2 + 6 Br = C6H4NBr3 + 3 HBr
Fe(OH)3 + HCl = FeCl3 + H2O =>
Fe(OH)3 + 3 HCl = FeCl3 + 3 H2O
Fe3 + CuF2 = FeF3 + Cu2 =>
4 Fe3 + 18 CuF2 = 12 FeF3 + 9 Cu2
LiOHCuSO4 = LiSO4Cu(OH) =>
LiOHCuSO4 = LiSO4Cu(OH)
HNO3 + Bi = Bi3NO3 + NO + H2O =>
4 HNO3 + 9 Bi = 3 Bi3NO3 + NO + 2 H2O
AlCl3 + H2SO4 = Al2(SO4)3 + HCl(g) =>
2 AlCl3 + 3 H2SO4 = Al2(SO4)3 + 6 HCl(g)
P4(s) + O2(g) = P2O5(s) =>
P4(s) + 5 O2(g) = 2 P2O5(s)
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Pb(C2H3O2)2 + K3PO4 = K(C2H3O2) + Pb3(PO4)2 =>
3 Pb(C2H3O2)2 + 2 K3PO4 = 6 K(C2H3O2) + Pb3(PO4)2
Mn + N = Mn3N2 =>
3 Mn + 2 N = Mn3N2
HBr + KCl = HK + BrCl =>
HBr + KCl = HK + BrCl
MnO4{-} + NO + H{+} = Mn{2+} + NO3{-} + H2O =>
3 MnO4{-} + 5 NO + 4 H{+} = 3 Mn{2+} + 5 NO3{-} + 2 H2O
HBr + CaSO3 = CaBr2 + H2O + SO2 =>
2 HBr + CaSO3 = CaBr2 + H2O + SO2
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