| Équations équilibrées la veille |
Ba(OH)2 + 2 HC7H5O2 = 2 H2O + Ba(C7H5O2)2
FeSO4 + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 FeSO4 + 2 H2SO4 = Fe2(SO4)3 + SO2 + 2 H2O
Ba(NO3)2 + Na3PO4 = Ba3(PO4)2 + NaNO3 =>
3 Ba(NO3)2 + 2 Na3PO4 = Ba3(PO4)2 + 6 NaNO3
Cu + NHO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 NHO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
K2Cr2O7 + H2SO4 + (FeSO4) = Cr2(SO4)3 + K2SO4 + H2O + Fe2(SO4)3 =>
K2Cr2O7 + 7 H2SO4 + 6(FeSO4) = Cr2(SO4)3 + K2SO4 + 7 H2O + 3 Fe2(SO4)3
H3BO3 = H4B6O11 + H2O =>
6 H3BO3 = H4B6O11 + 7 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
FeSO4 + H2SO4 = Fe(SO4)2 + H2 =>
FeSO4 + H2SO4 = Fe(SO4)2 + H2
C2H3NaO2 + H2SO4 = Na2SO4 + C2H4O2 =>
2 C2H3NaO2 + H2SO4 = Na2SO4 + 2 C2H4O2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
KClO3 + As2O3 + K2CO3 = KCl + K3AsO4 + CO3 =>
5 KClO3 + 3 As2O3 + 9 K2CO3 = 5 KCl + 6 K3AsO4 + 9 CO3
H8C6O6 + NaOH = H2O + NaH7C6O6 =>
H8C6O6 + NaOH = H2O + NaH7C6O6
C2H2 + Br2 = CHBr2CHBr2 =>
C2H2 + 2 Br2 = CHBr2CHBr2
Ba(OH)2 + K2CO3 = BaCO3 + KOH =>
Ba(OH)2 + K2CO3 = BaCO3 + 2 KOH
CN{-} + H2O = HCN + OH{-} =>
CN{-} + H2O = HCN + OH{-}
HBrO4 + Cu(OH)2 = Cu(BrO4)2 + H2O =>
2 HBrO4 + Cu(OH)2 = Cu(BrO4)2 + 2 H2O
AgNO3 = Ag + NO3 =>
AgNO3 = Ag + NO3
HNO3 + P4 + H2O = H3PO4 + NO =>
20 HNO3 + 3 P4 + 8 H2O = 12 H3PO4 + 20 NO
Cr(s) + S8(s) = Cr2S3(S) =>
4 Cr(s) + S8(s) = 2 Cr2S3(S)
ZnCl2 + HNO3 = Cl2 + NOCl + ZnNO3 + H2O =>
6 ZnCl2 + 8 HNO3 = 5 Cl2 + 2 NOCl + 6 ZnNO3 + 4 H2O
Na2CO3(aq) + CaCl2 = NaCl + CaCO3 =>
Na2CO3(aq) + CaCl2 = 2 NaCl + CaCO3
Br{-} + SO4{-2} + H{+} = Br2 + SO3{-2} + H2O =>
2 Br{-} + SO4{-2} + 2 H{+} = Br2 + SO3{-2} + H2O
Au + H2SO4 = Au2(SO4)3 + H2 =>
2 Au + 3 H2SO4 = Au2(SO4)3 + 3 H2
HCl + SnCl2 + HNO3 = SnCl4 + N2O + H2O =>
8 HCl + 4 SnCl2 + 2 HNO3 = 4 SnCl4 + N2O + 5 H2O
P2O3 + Br2 + H2O = HBr + H3PO4 =>
P2O3 + 2 Br2 + 5 H2O = 4 HBr + 2 H3PO4
AgNO3 = Ag2O + NO2 + O2 =>
4 AgNO3 = 2 Ag2O + 4 NO2 + O2
Cr + PbS = Cr2S3 + Pb =>
2 Cr + 3 PbS = Cr2S3 + 3 Pb
S6O6{-2} + MnO4{-} + KOH = MnO2 + SO4{2-} + K2SO3 + H2O =>
S6O6{-2} + 8 MnO4{-} + 2 KOH = 8 MnO2 + 5 SO4{2-} + K2SO3 + H2O
ZnSO4 + Fe(NO3)3 = Zn(NO3)3 + FeSO4 =>
ZnSO4 + Fe(NO3)3 = Zn(NO3)3 + FeSO4
Pb(NO3)2 + H2SO4 = HNO3 + PbSO4 =>
Pb(NO3)2 + H2SO4 = 2 HNO3 + PbSO4
K2SO4 + Al2(SO4)3 + H2O = KAl(SO4)2*12H2O =>
K2SO4 + Al2(SO4)3 + 24 H2O = 2 KAl(SO4)2*12H2O
Cl + H2O + NaCl = HCl + NaClO =>
2 Cl + H2O + NaCl = 2 HCl + NaClO
H3AsO4 + Ba(OH)2 = Ba(H2AsO4)2 + H2O =>
2 H3AsO4 + Ba(OH)2 = Ba(H2AsO4)2 + 2 H2O
NH4Cl + CH3COONa = NH3 + CH3COOH + NaCl =>
NH4Cl + CH3COONa = NH3 + CH3COOH + NaCl
KCIO3 = KCIO4 + KCI =>
4 KCIO3 = 3 KCIO4 + KCI
C(s) + H2(g) + O2(g) = C2H5OH =>
4 C(s) + 6 H2(g) + O2(g) = 2 C2H5OH
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
NiSO4 + Nh4OH = Ni(OH)2 + (Nh4)2SO4 =>
NiSO4 + 2 Nh4OH = Ni(OH)2 + (Nh4)2SO4
Al(ClO3)3 + Hg2CO3 = Al2(CO3)3 + HgClO3 =>
2 Al(ClO3)3 + 3 Hg2CO3 = Al2(CO3)3 + 6 HgClO3
As + AsL3 = As2L4 =>
2 As + 4 AsL3 = 3 As2L4
CuCl2 + C2H6OS = CuCl2(C2H6OS)2 =>
CuCl2 + 2 C2H6OS = CuCl2(C2H6OS)2
Cs2O(s) = Cs(s) + O2(g) =>
2 Cs2O(s) = 4 Cs(s) + O2(g)
Na2CO3(aq) + CaCl2 = NaCl + CaCO3(s) =>
Na2CO3(aq) + CaCl2 = 2 NaCl + CaCO3(s)
NO + C = N2 + CO2 =>
2 NO + C = N2 + CO2
Hg2(NO3)2(aq) + NaI(aq) = Hg2I2(s) + NaNO3(aq) =>
Hg2(NO3)2(aq) + 2 NaI(aq) = Hg2I2(s) + 2 NaNO3(aq)
C3H7COOH + C4H9OH = C7H15COOH + H2O =>
C3H7COOH + C4H9OH = C7H15COOH + H2O
HCl(aq) + AgNO3(aq) = HNO3(aq) + ClAg(aq) =>
HCl(aq) + AgNO3(aq) = HNO3(aq) + ClAg(aq)
CrO4{2-} + HSnO2{-} + H2O = CrO2{-} + HSnO3{-} + OH{-} =>
2 CrO4{2-} + 3 HSnO2{-} + H2O = 2 CrO2{-} + 3 HSnO3{-} + 2 OH{-}
ZnSO4 + CuI2 = ZnI2 + CuSO4 =>
ZnSO4 + CuI2 = ZnI2 + CuSO4
KCr + CaS = CaCr + KS =>
KCr + CaS = CaCr + KS
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