| Équations équilibrées la veille |
2 HBr + Zn = ZnBr2 + H2
H3PO4 + OH{-} = H2PO4{-} + H2O =>
H3PO4 + OH{-} = H2PO4{-} + H2O
Al + CH3OH = Al(CH3O)3 + H2 =>
2 Al + 6 CH3OH = 2 Al(CH3O)3 + 3 H2
MgO + CuCl2 = CuO + MgCl2 =>
MgO + CuCl2 = CuO + MgCl2
SrSO4 + H2O = Sr(OH)2 + H2SO4 =>
SrSO4 + 2 H2O = Sr(OH)2 + H2SO4
Cu + N = Cu3N2 =>
3 Cu + 2 N = Cu3N2
NiO + S = SO + Ni =>
NiO + S = SO + Ni
CH3CH2COOH + NH3 = CH3CH2COONH4 =>
CH3CH2COOH + NH3 = CH3CH2COONH4
AgNO3 + KH2PO4 = AgH2PO4 + KNO3 =>
AgNO3 + KH2PO4 = AgH2PO4 + KNO3
Mg + CH3OH = (CH3O)2Mg + H2 =>
Mg + 2 CH3OH = (CH3O)2Mg + H2
H{+} + Cr2O72{-} + C2H5OH = Cr3{+} + CH3COOH + H2O =>
20 H{+} + 12 Cr2O72{-} + 427 C2H5OH = 8 Cr3{+} + 427 CH3COOH + 437 H2O
Zn(CN)2 = Zn + CN =>
Zn(CN)2 = Zn + 2 CN
S + N2 = S3N2 =>
3 S + N2 = S3N2
CuSO4 + H2O = (CuSO4)3(H2O)48 =>
3 CuSO4 + 48 H2O = (CuSO4)3(H2O)48
Co + O2(g) = Co2O3 =>
4 Co + 3 O2(g) = 2 Co2O3
Ca = Ca2{+} + e =>
2 Ca = Ca2{+} + e
C2H5Br + C6H14 = C6H5Br + C2H6 =>
C2H5Br + 3 C6H14 = C6H5Br + 7 C2H6
BaCl2(aq) + AgNO3(aq) = AgCl(s) + Ba(NO3)2(aq) =>
BaCl2(aq) + 2 AgNO3(aq) = 2 AgCl(s) + Ba(NO3)2(aq)
H2SO4 + H2 = H2S + H2O =>
H2SO4 + 4 H2 = H2S + 4 H2O
C6H12O6 + CO2 = C7H8 + O2 =>
2 C6H12O6 + 9 CO2 = 3 C7H8 + 15 O2
H2O2 + NH3 = HNO3 + H2O =>
4 H2O2 + NH3 = HNO3 + 5 H2O
C5H11NH + O2 = CO2 + H2O + NO2 =>
C5H11NH + 9 O2 = 5 CO2 + 6 H2O + NO2
CrI3 + Cl2 + KOH = KCrO4 + KIO4 + KCl + H2O =>
CrI3 + 14 Cl2 + 32 KOH = KCrO4 + 3 KIO4 + 28 KCl + 16 H2O
CaO + SO2 = CaSO3 =>
CaO + SO2 = CaSO3
NaF + H2SO4 = Na2SO4 + HF =>
2 NaF + H2SO4 = Na2SO4 + 2 HF
CaAl2Si2O8 = CaO + Al2O3 + SiO2 =>
CaAl2Si2O8 = CaO + Al2O3 + 2 SiO2
AsS3 + HNO3 = H3AsO4 + H2SO4 + NO2 + H2O =>
AsS3 + 23 HNO3 = H3AsO4 + 3 H2SO4 + 23 NO2 + 7 H2O
CH3COOH + Be(OH)2 = H2O + C12H18Be4O13 =>
6 CH3COOH + 4 Be(OH)2 = 7 H2O + C12H18Be4O13
NO + SO2 = N2 + SO3 =>
2 NO + 2 SO2 = N2 + 2 SO3
MnO(s) + PbO2(s) + HNO3(aq) = HMnO4(aq) + Pb(NO3)2(aq) + H2O(l) =>
2 MnO(s) + 5 PbO2(s) + 10 HNO3(aq) = 2 HMnO4(aq) + 5 Pb(NO3)2(aq) + 4 H2O(l)
Mn2(SO4)3 = MnSO4 + O2 + SO3 =>
2 Mn2(SO4)3 = 4 MnSO4 + O2 + 2 SO3
Si4H10 + KMnO4 = KOH + MnO2 + SiO2 + H2O =>
3 Si4H10 + 26 KMnO4 = 26 KOH + 26 MnO2 + 12 SiO2 + 2 H2O
ICl3 = ICl + Cl2 =>
ICl3 = ICl + Cl2
CrCl3 + O2 = Cr(ClO3)3 =>
2 CrCl3 + 9 O2 = 2 Cr(ClO3)3
(Al2O3) = Al + O =>
(Al2O3) = 2 Al + 3 O
MoO3(s) + H2(g) = Mo2O3(s) + H2O(l) =>
2 MoO3(s) + 3 H2(g) = Mo2O3(s) + 3 H2O(l)
CaCO3 + NaF = Na2CO3 + CaF2 =>
CaCO3 + 2 NaF = Na2CO3 + CaF2
PB(OH)2 + NaOH = Na2PBO2 + H2O =>
PB(OH)2 + 2 NaOH = Na2PBO2 + 2 H2O
HgHPO4 = Hg2P2O7 + H2O =>
2 HgHPO4 = Hg2P2O7 + H2O
CH2CHCH3 + H2O = CH3CH2CH2OH =>
CH2CHCH3 + H2O = CH3CH2CH2OH
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
ZnBr2 + Cu(OH)2 = Zn(OH)2 + CuBr2 =>
ZnBr2 + Cu(OH)2 = Zn(OH)2 + CuBr2
Fe2S3 + HNO3 = NO2 + H2O + Fe(NO3)3 + S =>
Fe2S3 + 12 HNO3 = 6 NO2 + 6 H2O + 2 Fe(NO3)3 + 3 S
C4H6O2 + NaOH = C4H7NaO3 =>
C4H6O2 + NaOH = C4H7NaO3
Al + HIO3 = AlIO3 + H2 =>
2 Al + 2 HIO3 = 2 AlIO3 + H2
ClO{-} + H{+} + Cu = Cl{-} + H2O + Cu{+2} =>
ClO{-} + 2 H{+} + Cu = Cl{-} + H2O + Cu{+2}
FeSO4 + K4[Fe(CN)6] = K2Fe[Fe(CN)6] + K2SO4 =>
FeSO4 + K4[Fe(CN)6] = K2Fe[Fe(CN)6] + K2SO4
KHSO4 + NaHCO3 = K2SO4 + Na2SO4 + CO2 + H2O =>
2 KHSO4 + 2 NaHCO3 = K2SO4 + Na2SO4 + 2 CO2 + 2 H2O
HCI = H2 + CI =>
2 HCI = H2 + 2 CI
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
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