| Équations équilibrées la veille |
Na2U2O7 = 2 UO + Na2O + 2 O2
BCl3 + CO2 = B2O3 + COCl2 =>
2 BCl3 + 3 CO2 = B2O3 + 3 COCl2
FeCl2 + H2O + O2 = FeO(OH) + HCl =>
4 FeCl2 + 6 H2O + O2 = 4 FeO(OH) + 8 HCl
CHONS + O2 = CO2 + H2O + NO3 + SO42 =>
4 CHONS + 93 O2 = 4 CO2 + 2 H2O + 4 NO3 + 4 SO42
HNO3 + H2 = NO + H2O =>
2 HNO3 + 3 H2 = 2 NO + 4 H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
H2S + H2SO3 = S + H2O =>
2 H2S + H2SO3 = 3 S + 3 H2O
K4[Fe(CN)6] + Zn = Zn2[Fe(CN)6] + K =>
K4[Fe(CN)6] + 2 Zn = Zn2[Fe(CN)6] + 4 K
(NH2)2CO + H2O = (NH2)2 + CO2 + H2 =>
(NH2)2CO + H2O = (NH2)2 + CO2 + H2
Pb(OH)4 + Cu2O = PbO2 + CuOH =>
Pb(OH)4 + 2 Cu2O = PbO2 + 4 CuOH
Al(OH)3(s) = Al(aq) + OH(aq) =>
Al(OH)3(s) = Al(aq) + 3 OH(aq)
VO2NO3 + HCl = Cl2 + VOCl2 + HNO3 + H2O =>
2 VO2NO3 + 6 HCl = Cl2 + 2 VOCl2 + 2 HNO3 + 2 H2O
C7H6O3 + C4H6O3 = C9H8O4 + HC2H3O2 =>
C7H6O3 + C4H6O3 = C9H8O4 + HC2H3O2
P4 + ClO({-}) + H2O = PO4({-3}) + Cl({-}) + H{+} =>
P4 + 10 ClO({-}) + 6 H2O = 4 PO4({-3}) + 10 Cl({-}) + 12 H{+}
Cu2S + HNO3 = H2O + NO2 + Cu + SO4 =>
Cu2S + 8 HNO3 = 4 H2O + 8 NO2 + 2 Cu + SO4
Cu(OH)2 + AgNO3 = Cu(NO3)2 + Ag2O + H2O =>
Cu(OH)2 + 2 AgNO3 = Cu(NO3)2 + Ag2O + H2O
Be + HNO3 = Be(NO3)2 + NO + H2O =>
3 Be + 8 HNO3 = 3 Be(NO3)2 + 2 NO + 4 H2O
CH4 + HOH = CH3OH + H2 =>
CH4 + HOH = CH3OH + H2
HOC6H4CH2OH + NaOH = NaOC6H4CH2ONa + H2O =>
HOC6H4CH2OH + 2 NaOH = NaOC6H4CH2ONa + 2 H2O
H2 + Cl2 + O2 = HClO =>
H2 + Cl2 + O2 = 2 HClO
PbOH2SO4 = PbSO4H2O =>
PbOH2SO4 = PbSO4H2O
V2O3 + Fe2O3 = V2O5 + FeO =>
V2O3 + 2 Fe2O3 = V2O5 + 4 FeO
Mg(s)HCl(AQ) = Mg(AQ)HCl(g) =>
Mg(s)HCl(AQ) = Mg(AQ)HCl(g)
CH3COOH + CH3CH2CH(OH)CH3 = CH3COOCH3CH(CH3)CH2 + H2O =>
CH3COOH + CH3CH2CH(OH)CH3 = CH3COOCH3CH(CH3)CH2 + H2O
Fe + O2 + H2O = FeO(OH)2 =>
Fe + O2 + H2O = FeO(OH)2
Cu + Fe(NO2)2 = Fe + Cu(NO2)2 =>
Cu + Fe(NO2)2 = Fe + Cu(NO2)2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
K(s) + H2O(l) = KOH(aq) + H2(g) =>
2 K(s) + 2 H2O(l) = 2 KOH(aq) + H2(g)
KCl + Cu(NO3)2 = CuCl + Cl2 + KNO3 =>
4 KCl + 2 Cu(NO3)2 = 2 CuCl + Cl2 + 4 KNO3
Fe + NaNo3 = Na + FeNo3 =>
Fe + NaNo3 = Na + FeNo3
Fe2 + H2 = Fe2H2 =>
Fe2 + H2 = Fe2H2
Ca2FeMoO6 + MnO + Fe2O3 + Fe + MoO3 = Ca25Mn175Fe100Mo100O600 =>
75 Ca2FeMoO6 + 1050 MnO + 175 Fe2O3 + 175 Fe + 525 MoO3 = 6 Ca25Mn175Fe100Mo100O600
(NH4)2CrO4 + NiCl2 = NH4Cl + NiCrO4 =>
(NH4)2CrO4 + NiCl2 = 2 NH4Cl + NiCrO4
Pb + Na2S = Pb(Na2S)2 =>
Pb + 2 Na2S = Pb(Na2S)2
Li + NH3 = Li2NH + H2 =>
2 Li + NH3 = Li2NH + H2
ZnSO4*7H2O + CaCl2*2H2O = CaSO4ZnCl2 + H2O =>
ZnSO4*7H2O + CaCl2*2H2O = CaSO4ZnCl2 + 9 H2O
MnO2 + H{+} + NO2{-} = NO3{-} + Mn{+2} + H2O =>
MnO2 + 2 H{+} + NO2{-} = NO3{-} + Mn{+2} + H2O
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
N2O + ClO = Cl + NO2 =>
N2O + 3 ClO = 3 Cl + 2 NO2
H3AsO4 + SO2 = HAsO2 + SO4 + H2O =>
2 H3AsO4 + SO2 = 2 HAsO2 + SO4 + 2 H2O
Al2O3 + Sr(OH)2 + H2O = Sr3[Al(OH)6]2 =>
Al2O3 + 3 Sr(OH)2 + 3 H2O = Sr3[Al(OH)6]2
Li + HNO3 = Li(NO3)2 + NO + H2O =>
3 Li + 8 HNO3 = 3 Li(NO3)2 + 2 NO + 4 H2O
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
KMnO4 + BiBr2 + H2SO4 = Br2 + MnSO4 + Bi(SO4)3 + K2SO4 + H2O =>
6 KMnO4 + 5 BiBr2 + 24 H2SO4 = 5 Br2 + 6 MnSO4 + 5 Bi(SO4)3 + 3 K2SO4 + 24 H2O
NH4(OH) + O2 = NO3 + H2O =>
4 NH4(OH) + 9 O2 = 4 NO3 + 10 H2O
CH4 + C2F6 + O2 = CO2 + HF =>
3 CH4 + 2 C2F6 + 7 O2 = 7 CO2 + 12 HF
Li + HNO3 = Li(NO3)2 + NO + H2O =>
3 Li + 8 HNO3 = 3 Li(NO3)2 + 2 NO + 4 H2O
TiOCl2 + NH3 + H2O = Ti(OH)4 + NH4Cl =>
TiOCl2 + 2 NH3 + 3 H2O = Ti(OH)4 + 2 NH4Cl
CO2 + H2O + N2 = C10H15N + O2 =>
40 CO2 + 30 H2O + 2 N2 = 4 C10H15N + 55 O2
Ca3P2 + H2SO4 = CaSO4 + H3P =>
Ca3P2 + 3 H2SO4 = 3 CaSO4 + 2 H3P
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