| Équations équilibrées la veille |
CrI3 + 15 Cl2 + 32 OH{-} = CrO4{2-} + 3 IO4 + 30 Cl{-} + 16 H2O
C4H9C6H4NO2 + KMnO4 + H2SO4 = NO2C6H4COOH + CO2 + K2SO4 + MnSO4 + H2O =>
5 C4H9C6H4NO2 + 24 KMnO4 + 36 H2SO4 = 5 NO2C6H4COOH + 15 CO2 + 12 K2SO4 + 24 MnSO4 + 56 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
FeCl3 + KHCO3 = Fe(OH)3 + CO2 + KCl =>
FeCl3 + 3 KHCO3 = Fe(OH)3 + 3 CO2 + 3 KCl
H2O + SO3 = H2SO4 =>
H2O + SO3 = H2SO4
Fe(OH)3 + H2SO4 = H2O + Fe2(SO4)3 =>
2 Fe(OH)3 + 3 H2SO4 = 6 H2O + Fe2(SO4)3
MnCl2 + KBrO4 + KOH = MnO2 + KBr + KCl + H2O =>
4 MnCl2 + KBrO4 + 8 KOH = 4 MnO2 + KBr + 8 KCl + 4 H2O
Cr2O3 + NO3{-} + CO3{2-} = CrO42{-} + NO2{-} + CO2 =>
Cr2O3 + 80 NO3{-} + CO3{2-} = 2 CrO42{-} + 80 NO2{-} + CO2
Fe + Na2S = FeS + Na =>
Fe + Na2S = FeS + 2 Na
KOOCC6H4COOH + NaOH = KOOCC6H4COONa + H2O =>
KOOCC6H4COOH + NaOH = KOOCC6H4COONa + H2O
LiO + P2O5 = Li3PO4 + O2 =>
12 LiO + 2 P2O5 = 4 Li3PO4 + 3 O2
CCCCCC6H6 + O2 = CO2 + H2O =>
2 CCCCCC6H6 + 25 O2 = 22 CO2 + 6 H2O
SrCO3 + Fe2O3 + Fe2Mo3O12 + O2 = Sr10Fe8Mo2O30 + CO2 =>
30 SrCO3 + 10 Fe2O3 + 2 Fe2Mo3O12 + 3 O2 = 3 Sr10Fe8Mo2O30 + 30 CO2
Co(OH)2 + Cl2 + KOH = CoO2 + KCl + H2O =>
Co(OH)2 + Cl2 + 2 KOH = CoO2 + 2 KCl + 2 H2O
C6H10 + Br2 = C6H10Br2 =>
C6H10 + Br2 = C6H10Br2
Na + H2O = NaH2 + OH =>
Na + 2 H2O = NaH2 + 2 OH
Al + HCI = AlCI + H =>
Al + HCI = AlCI + H
NaHCO3 + CH3COOCCH3 = CH3COONa + H2O + CO2 =>
9 NaHCO3 + 4 CH3COOCCH3 = 9 CH3COONa + 3 H2O + 7 CO2
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
KCl + Mg(NO3)2 = KNO3 + MgCl2 =>
2 KCl + Mg(NO3)2 = 2 KNO3 + MgCl2
Re + Cl = ReCl =>
Re + Cl = ReCl
HCl + PbO2 = Cl2 + H2O + PbCl2 =>
4 HCl + PbO2 = Cl2 + 2 H2O + PbCl2
CaO + Cl2O7 = CaCl2O8 =>
CaO + Cl2O7 = CaCl2O8
Al2S3(S) + O2(g) = Al + SO =>
Al2S3(S) + 2 O2(g) = 2 Al + 4 SO
Ni(NO3)2 = NiO + NO2 + O2 =>
2 Ni(NO3)2 = 2 NiO + 4 NO2 + O2
H2 + Fe2S2 = H2S + Fe =>
2 H2 + Fe2S2 = 2 H2S + 2 Fe
CH3NH3Cl + NaOH = CH3NH3 + NaCl + OH =>
CH3NH3Cl + NaOH = CH3NH3 + NaCl + OH
KIO4(aq) + AgNO3(aq) = KNO3(aq) + AgIO4(s) =>
KIO4(aq) + AgNO3(aq) = KNO3(aq) + AgIO4(s)
CO2H2O = H2CO3 =>
CO2H2O = H2CO3
H2S + H2O = H2 + SO2 =>
H2S + 2 H2O = 3 H2 + SO2
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
H2Co3 = H2 + Co2 =>
2 H2Co3 = 2 H2 + 3 Co2
MnO3 + Ba(OH)2 = BaMnO4 + H2O =>
MnO3 + Ba(OH)2 = BaMnO4 + H2O
H2O(l)C(s) = CO(g) + H2(g) =>
H2O(l)C(s) = CO(g) + H2(g)
OHCH2CH2OH + HBr = BrCH2CH2Br + H2O =>
OHCH2CH2OH + 2 HBr = BrCH2CH2Br + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
ClO3{-} + Br{-} + H{+} = BrO3{-} + ClO2 + H2O =>
6 ClO3{-} + Br{-} + 6 H{+} = BrO3{-} + 6 ClO2 + 3 H2O
Y2(C2O4)3 = Y2O3 + C2O3 =>
Y2(C2O4)3 = Y2O3 + 3 C2O3
Fe + HNO3 = Fe(NO3)2 + H2 =>
Fe + 2 HNO3 = Fe(NO3)2 + H2
NaOH + Al2(SO3)3 = Na2 + SO3 + Al(OH)3 =>
6 NaOH + Al2(SO3)3 = 3 Na2 + 3 SO3 + 2 Al(OH)3
H2CO3 = HCO3H =>
H2CO3 = HCO3H
*Mg + HCl = MgCl2 + H2 =>
*Mg + 2 HCl = MgCl2 + H2
CaO + Cl2O7 = CaCl2 + O2 =>
CaO + Cl2O7 = CaCl2 + 4 O2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Fe(s) + S8 = Fe2S3(s) =>
16 Fe(s) + 3 S8 = 8 Fe2S3(s)
C7H8 + KMnO4 + HCl = KC7H5O2 + MnO2 + KCl2 + H2O =>
2 C7H8 + 5 KMnO4 + 6 HCl = 2 KC7H5O2 + 5 MnO2 + 3 KCl2 + 6 H2O
SO4Ca + H2O = SO3 + Ca(OH)2 =>
SO4Ca + H2O = SO3 + Ca(OH)2
Mn(OH)2 + HCl = HMnClO + H2O =>
Mn(OH)2 + HCl = HMnClO + H2O
Pb(NO3)2 + Ca(OH)2 = Pb(OH)2 + Ca(NO3)2 =>
Pb(NO3)2 + Ca(OH)2 = Pb(OH)2 + Ca(NO3)2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
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