| Équations équilibrées la veille |
NH4PO3 + NaOH = NaPO3 + H2O + NH3
C2H5NH2 + HBr = C2H5NH3Br =>
C2H5NH2 + HBr = C2H5NH3Br
HClO3 + PtO2 = Pt(ClO3)4 + H2O =>
4 HClO3 + PtO2 = Pt(ClO3)4 + 2 H2O
Mn + H2O = H2 + Mn(OH)2 =>
Mn + 2 H2O = H2 + Mn(OH)2
H2SO4 + KOH = KOH3SO4 =>
H2SO4 + KOH = KOH3SO4
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
NaNH2 + CH3CH2OH = NaNHCH3CH2 + H2O =>
NaNH2 + CH3CH2OH = NaNHCH3CH2 + H2O
K2Cr2O7 + H2SO4 + (NH4)2SO4 = K2SO4 + NO + Cr2(SO4)3 + H2O =>
5 K2Cr2O7 + 17 H2SO4 + 3(NH4)2SO4 = 5 K2SO4 + 6 NO + 5 Cr2(SO4)3 + 29 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
AgNO3 + NaNO3 = Na(NO3)2Ag =>
AgNO3 + NaNO3 = Na(NO3)2Ag
NH4Cl + Na2S = NaCl + (NH4)2S =>
2 NH4Cl + Na2S = 2 NaCl + (NH4)2S
H2S3O6 + HNO3 = SO4 + NO + H2O =>
3 H2S3O6 + 14 HNO3 = 9 SO4 + 14 NO + 10 H2O
CrO4{2-} + S{5-} + H2O = Cr(OH)3 + S(s) + OH{-} =>
5 CrO4{2-} + 3 S{5-} + 20 H2O = 5 Cr(OH)3 + 3 S(s) + 25 OH{-}
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Li2S + O2 = LiO2 + SO2 =>
Li2S + 3 O2 = 2 LiO2 + SO2
BaCO3 + NaOH + Ti(OH)4 = BaTiO3 + Na2CO3 + H2O =>
BaCO3 + 2 NaOH + Ti(OH)4 = BaTiO3 + Na2CO3 + 3 H2O
Al2O3 + NaSO3 = Al2(SO3)3 + NaO =>
Al2O3 + 3 NaSO3 = Al2(SO3)3 + 3 NaO
RbBr + BaS = Rb2S + BaBr2 =>
2 RbBr + BaS = Rb2S + BaBr2
V2O5 + Ca = V2Ca + O5 =>
V2O5 + Ca = V2Ca + O5
NMe4I + I2 = NMe4I3 =>
NMe4I + I2 = NMe4I3
CH3COONa + Ca(OH)2 = Ca(CH3COO)2 + NaOH =>
2 CH3COONa + Ca(OH)2 = Ca(CH3COO)2 + 2 NaOH
Cr(NO3)3 + Sn = Sn(NO3)4 + Cr =>
4 Cr(NO3)3 + 3 Sn = 3 Sn(NO3)4 + 4 Cr
HNO2 + NaOH = NO2 + H2O + Na =>
HNO2 + NaOH = NO2 + H2O + Na
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
PCl5 + H2O = H3PO4 + HCl =>
PCl5 + 4 H2O = H3PO4 + 5 HCl
NH4OH + (AlCl3) = NH4Cl + Al(OH)3 =>
3 NH4OH + (AlCl3) = 3 NH4Cl + Al(OH)3
MnO4{-} + H{+} + Fe2C2O4 = Mn{2+} + Fe{3+} + CO2 + H2O =>
6 MnO4{-} + 48 H{+} + 5 Fe2C2O4 = 6 Mn{2+} + 10 Fe{3+} + 10 CO2 + 24 H2O
H3C3N3O3 + Na2CO3 + Fe = Na4[Fe(CN)6] + H2O + CO2 + N2 =>
28 H3C3N3O3 + 18 Na2CO3 + 9 Fe = 9 Na4[Fe(CN)6] + 42 H2O + 48 CO2 + 15 N2
Na3[Al(OH)6] + HNO3 = Al(NO3)3 + NaNO3 + H2O =>
Na3[Al(OH)6] + 6 HNO3 = Al(NO3)3 + 3 NaNO3 + 6 H2O
Li2S + O2 = Li2O + SO2 =>
2 Li2S + 3 O2 = 2 Li2O + 2 SO2
CaOH + HNO2 = Ca2OHNO2 + H2O =>
2 CaOH + HNO2 = Ca2OHNO2 + H2O
C2H4 + H2O + KMnO4 = MnO2 + K2O + C2H6O2 =>
3 C2H4 + 3 H2O + 2 KMnO4 = 2 MnO2 + K2O + 3 C2H6O2
LiNO3 + Ca3(PO4)2 = Ca(NO3)2 + Li3(PO4) =>
6 LiNO3 + Ca3(PO4)2 = 3 Ca(NO3)2 + 2 Li3(PO4)
Zn(CHOO)2 + Na3PO4 = ZnPO4 + Na3(CHOO)2 =>
Zn(CHOO)2 + Na3PO4 = ZnPO4 + Na3(CHOO)2
C + O2 = CO2 =>
C + O2 = CO2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
S + Au = Au2S3 =>
3 S + 2 Au = Au2S3
Fe3 = Fe5 =>
5 Fe3 = 3 Fe5
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
Cu2O + Cu2S = Cu + SO2 =>
2 Cu2O + Cu2S = 6 Cu + SO2
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
B + HCl = BCl2 + H2 =>
B + 2 HCl = BCl2 + H2
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Na2OsCl6 + CS(NH2)2 = [Os(CS(NH2)2)6]Cl3 + NaCl + Cl2 =>
2 Na2OsCl6 + 12 CS(NH2)2 = 2[Os(CS(NH2)2)6]Cl3 + 4 NaCl + Cl2
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