| Équations équilibrées la veille |
2 CHCl3 + O2 = 2 OCCl2 + 2 HCl
Co(NO3)3(aq) + K2CrO4(aq) = Co2(CrO4)3(s) + KNO3(aq) =>
2 Co(NO3)3(aq) + 3 K2CrO4(aq) = Co2(CrO4)3(s) + 6 KNO3(aq)
FeO + Al{2+} = AlO + Fe{2+} =>
FeO + Al{2+} = AlO + Fe{2+}
Pb(OH)2 = PbO + H2O =>
Pb(OH)2 = PbO + H2O
Ni(OH)2 = NiO + H2O =>
Ni(OH)2 = NiO + H2O
CH3COOH + KC4H5O6 = CH3C4H5O6 + KCOOH =>
CH3COOH + KC4H5O6 = CH3C4H5O6 + KCOOH
K4FeSCN6 + K2Cr2O7 + H2SO4 = Fe2SO43 + Cr2SO3 + CO2 + H2O + K2SO4 + KNO3 =>
2 K4FeSCN6 + 14 K2Cr2O7 + 25 H2SO4 = Fe2SO43 + 14 Cr2SO3 + 2 CO2 + 25 H2O + 12 K2SO4 + 12 KNO3
C2H5OHO2 + OO2 = CO2 + H2O =>
3 C2H5OHO2 + 4 OO2 = 6 CO2 + 9 H2O
Na(ClO3) = NaCl + O2 =>
2 Na(ClO3) = 2 NaCl + 3 O2
KAl(SO4)2(aq) + BaCl2(aq) = BaSO4(s) + KAlCl4(aq) =>
KAl(SO4)2(aq) + 2 BaCl2(aq) = 2 BaSO4(s) + KAlCl4(aq)
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
K + ZnSO4 = KSO4 + Zn =>
K + ZnSO4 = KSO4 + Zn
KI + NaMnO4 + NaOH = I2 + Na2MnO4 + KOH =>
2 KI + 2 NaMnO4 + 2 NaOH = I2 + 2 Na2MnO4 + 2 KOH
Cr2O3 + K2O = KCrO2 =>
Cr2O3 + K2O = 2 KCrO2
Co(OH)2 = Co + OH =>
Co(OH)2 = Co + 2 OH
Na(ClO3) = NaCl + O =>
Na(ClO3) = NaCl + 3 O
HAuCl4 + NaOH = AuCl3 + NaCl + H2O =>
HAuCl4 + NaOH = AuCl3 + NaCl + H2O
P + Cl2 = PCl5 =>
2 P + 5 Cl2 = 2 PCl5
C3H8(aq) + O2(g) = CO2(g) + H2O(l) =>
C3H8(aq) + 5 O2(g) = 3 CO2(g) + 4 H2O(l)
MgS + CaCl = CaS + MgCl =>
MgS + CaCl = CaS + MgCl
NaOH + Al2(SO4)3 = NaSO4 + Al2(OH)3 =>
3 NaOH + Al2(SO4)3 = 3 NaSO4 + Al2(OH)3
ZnSO4 + NaOH = Zn(OH)2 + Na2SO4 =>
ZnSO4 + 2 NaOH = Zn(OH)2 + Na2SO4
CH3CHO + Ag(NO3)2{+} + OH{-} = CH3COO{-} + NH3 + Ag + H2O =>
19 CH3CHO + 2 Ag(NO3)2{+} + 21 OH{-} = 19 CH3COO{-} + 4 NH3 + 2 Ag + 14 H2O
CrCl2 + H2O = CrCl3 + Cr(OH)3 + H2 =>
6 CrCl2 + 6 H2O = 4 CrCl3 + 2 Cr(OH)3 + 3 H2
Rb(OH) + CH3OOH = RbCH3COO + H2O =>
Rb(OH) + 2 CH3OOH = RbCH3COO + 3 H2O
SiCl2H2 + NH3 = Si3N4 + H2 + NH4Cl =>
3 SiCl2H2 + 10 NH3 = Si3N4 + 6 H2 + 6 NH4Cl
Ca(s)8 + S(s) = CaS(s) =>
Ca(s)8 + 8 S(s) = 8 CaS(s)
Na2[Cr(OH)6] + Cl2 + NaOH = Na2CrO4 + NaCl + H2O =>
Na2[Cr(OH)6] + Cl2 + 2 NaOH = Na2CrO4 + 2 NaCl + 4 H2O
CH12 + O2 = CO + H2O =>
2 CH12 + 7 O2 = 2 CO + 12 H2O
C3H8 + H2O2 = CO + H2O =>
C3H8 + 7 H2O2 = 3 CO + 11 H2O
Mg + CuCH3COO = Mg(CH3COO)2 + Cu =>
Mg + 2 CuCH3COO = Mg(CH3COO)2 + 2 Cu
HOOC(CH2)2COOH = H + OOC(CH2)2COO =>
HOOC(CH2)2COOH = 2 H + OOC(CH2)2COO
L2 + O = LO2 =>
L2 + 4 O = 2 LO2
Fe3O4 + H2 = FeO + Fe(OH)3 =>
4 Fe3O4 + 3 H2 = 10 FeO + 2 Fe(OH)3
Cr2(SO4)3 + KNO3 + K2CO3 = CrO3 + KNO2 + K2SO4 + CO2 =>
Cr2(SO4)3 + 3 KNO3 + 3 K2CO3 = 2 CrO3 + 3 KNO2 + 3 K2SO4 + 3 CO2
Fe2(SO4)3 + Sr(ClO4)2 = Fe(ClO4)3 + SrSO4 =>
Fe2(SO4)3 + 3 Sr(ClO4)2 = 2 Fe(ClO4)3 + 3 SrSO4
NaNO3 + BaCl2 = Ba(NO3)2 + NaCl =>
2 NaNO3 + BaCl2 = Ba(NO3)2 + 2 NaCl
NiSO4*6H2O + NH4Br = Ni(NH3)4SO4 + H2O + HBr =>
NiSO4*6H2O + 4 NH4Br = Ni(NH3)4SO4 + 6 H2O + 4 HBr
K2CrO7 + SnSO4 + H2SO4 = K2SO4 + Cr2(SO4)2 + Sn(SO4)2 + H2O =>
2 K2CrO7 + 10 SnSO4 + 14 H2SO4 = 2 K2SO4 + Cr2(SO4)2 + 10 Sn(SO4)2 + 14 H2O
SnS2 + OH{-} = SnS3{2-} + SnO3{2-} + H2S =>
3 SnS2 + 6 OH{-} = SnS3{2-} + 2 SnO3{2-} + 3 H2S
NaHCO3 + MgSO4 = HSO4 + MgCO3 + Na =>
NaHCO3 + MgSO4 = HSO4 + MgCO3 + Na
N2O5 + H2O = NHO3 =>
N2O5 + H2O = 2 NHO3
[Fe3(OH)2(CH3COO)6] + H2O = Fe(OH)2CH3COO + CH3COOH + H =>
[Fe3(OH)2(CH3COO)6] + 4 H2O = 3 Fe(OH)2CH3COO + 3 CH3COOH + H
Mn2O7 + KOH = K(MnO4) + H2O =>
Mn2O7 + 2 KOH = 2 K(MnO4) + H2O
B2H9 + O2 = B2O3 + H2O =>
4 B2H9 + 15 O2 = 4 B2O3 + 18 H2O
N2 + Cl2 = NCl3 =>
N2 + 3 Cl2 = 2 NCl3
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
B2H9 + O2 = B2O3 + H2O =>
4 B2H9 + 15 O2 = 4 B2O3 + 18 H2O
HCl + H2O = H3O{+} + Cl{-} =>
HCl + H2O = H3O{+} + Cl{-}
B2H9 + O2 = B2O3 + H2O =>
4 B2H9 + 15 O2 = 4 B2O3 + 18 H2O
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