| Équations équilibrées la veille |
NiS + 4 HNO3 = Ni(NO3)2 + S + 2 NO2 + 2 H2O
Ca(NO3)2 + H2TeO2 = CaTeO2 + HNO3 =>
Ca(NO3)2 + H2TeO2 = CaTeO2 + 2 HNO3
C3H8O2 + KMnO4 = K2C3H2O4 + MnO2 + H2O + KOH =>
3 C3H8O2 + 8 KMnO4 = 3 K2C3H2O4 + 8 MnO2 + 8 H2O + 2 KOH
(CH3)2NH2OH + HCl = (CH3)2NH2Cl + H2O =>
(CH3)2NH2OH + HCl = (CH3)2NH2Cl + H2O
Co(NO3)2 = Co3O4 + NO2 + O2 =>
3 Co(NO3)2 = Co3O4 + 6 NO2 + O2
NaHCO3(s) + C2H3O2H(aq) = NaC2H3O2 + H2O(l) + CO2(g) =>
NaHCO3(s) + C2H3O2H(aq) = NaC2H3O2 + H2O(l) + CO2(g)
Na2SO4 + Sr(NO3)2 = Na(NO3) + SrSO4 =>
Na2SO4 + Sr(NO3)2 = 2 Na(NO3) + SrSO4
ClF3 + H2O = HF + HClO2 =>
ClF3 + 2 H2O = 3 HF + HClO2
KOH(aq) + HCI(aq) = KCI(aq) + H2O =>
KOH(aq) + HCI(aq) = KCI(aq) + H2O
P4 + CuSO4 + H2O = Cu + H3PO4 + H2SO4 =>
P4 + 10 CuSO4 + 16 H2O = 10 Cu + 4 H3PO4 + 10 H2SO4
BH3 + H2O = B(OH)3 + H2 =>
BH3 + 3 H2O = B(OH)3 + 3 H2
P2 + HBr = P2Br5 + H2 =>
2 P2 + 10 HBr = 2 P2Br5 + 5 H2
HCl + I = HI + Cl =>
HCl + I = HI + Cl
Zn + Al(OH)3 = Al + Zn(OH) =>
3 Zn + Al(OH)3 = Al + 3 Zn(OH)
S2 + F2 = SF2 =>
S2 + 2 F2 = 2 SF2
N2 + HCl = NH3 + Cl2 =>
N2 + 6 HCl = 2 NH3 + 3 Cl2
NH4OH + O2 = N2O + H2O =>
2 NH4OH + 2 O2 = N2O + 5 H2O
Zn + P4 = ZnP4 =>
Zn + P4 = ZnP4
K3[Cr(OH)6] + CO2 = Cr(OH)3 + KHCO3 =>
K3[Cr(OH)6] + 3 CO2 = Cr(OH)3 + 3 KHCO3
K2SO4(aq) + BaBr2(aq) = KBr + BaSO4 =>
K2SO4(aq) + BaBr2(aq) = 2 KBr + BaSO4
Cr2O3 + NaOH = CrO3 + Na + H2O =>
Cr2O3 + 6 NaOH = 2 CrO3 + 6 Na + 3 H2O
C6H5MgCl + CO2 = C7H5O2MgCl =>
C6H5MgCl + CO2 = C7H5O2MgCl
CH3CH2CH3 + Br2 = CH3CH2CH2Br + HBr =>
CH3CH2CH3 + Br2 = CH3CH2CH2Br + HBr
Mg + HCOOH = Mg(HCOO)2 + H2 =>
Mg + 2 HCOOH = Mg(HCOO)2 + H2
AgNO3 + KI = Ag2I + K(NO3)2 =>
2 AgNO3 + KI = Ag2I + K(NO3)2
Fe + Zn2{+} = Fe3{+} + Zn =>
3 Fe + Zn2{+} = Fe3{+} + 2 Zn
FeCO3 + H2 = Fe + H2CO3 =>
FeCO3 + H2 = Fe + H2CO3
FeBr2 + Br2 = FeBr3 =>
2 FeBr2 + Br2 = 2 FeBr3
C7H5BiO4 + HCl = C7H6O4 + BiCl =>
C7H5BiO4 + HCl = C7H6O4 + BiCl
NH4Cl + Hg2(NO3)2 = NH4NO3 + HgCl =>
2 NH4Cl + Hg2(NO3)2 = 2 NH4NO3 + 2 HgCl
C17H31COOH + Br2 = C17H31Br2COOH =>
C17H31COOH + Br2 = C17H31Br2COOH
Cu + N = Cu3N =>
3 Cu + N = Cu3N
BaCO3 + H2O = BaO + H2CO3 =>
BaCO3 + H2O = BaO + H2CO3
Sr + Se = SrSe =>
Sr + Se = SrSe
SO2 + H2S = S + water =>
SO2 + 2 H2S = 3 S + 2 H2O
C4H10 = C2H5 =>
C4H10 = 2 C2H5
Cr2O3 + KNO3 = K2Cr2O7 + NO =>
Cr2O3 + 2 KNO3 = K2Cr2O7 + 2 NO
C3H5O3{-} + H2O = CO2 + H{+} + e =>
C3H5O3{-} + 3 H2O = 3 CO2 + 11 H{+} + 12e
H(OH) = H2O =>
H(OH) = H2O
CaCl2 + HCl = CaHCl + Cl2 =>
CaCl2 + HCl = CaHCl + Cl2
AlBr3 = Al + Br =>
AlBr3 = Al + 3 Br
Sr(NO3)2 + K2SO4 = SrSO4 + KNO3 =>
Sr(NO3)2 + K2SO4 = SrSO4 + 2 KNO3
Al2O3 + HNO3 = Al + NO3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al + 6 NO3 + 3 H2O
H2SO4(aq) + Sr(OH)2(aq) = H2O(l) + SrSO4(s) =>
H2SO4(aq) + Sr(OH)2(aq) = 2 H2O(l) + SrSO4(s)
C12H22O11 + HNO3 = C2H2O4 + NO2 + H2O =>
C12H22O11 + 36 HNO3 = 6 C2H2O4 + 36 NO2 + 23 H2O
Bi2O3 + Na2O + O2 = Na3BiO4 =>
Bi2O3 + 3 Na2O + O2 = 2 Na3BiO4
Pb(NO3)2 + K4Fe(CN)6 = Pb2Fe(CN)6 + KNO3 =>
2 Pb(NO3)2 + K4Fe(CN)6 = Pb2Fe(CN)6 + 4 KNO3
Cr2O3 + KOH = KCrO2 + H2O =>
Cr2O3 + 2 KOH = 2 KCrO2 + H2O
CuCO2 = CCuO2 =>
CuCO2 = CCuO2
Br2 + H2O = BrO3{-} + Br{-} + H{+} =>
3 Br2 + 3 H2O = BrO3{-} + 5 Br{-} + 6 H{+}
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