| Équations équilibrées la veille |
BaCl2 + Pb(NO3)2 = Ba(NO3)2 + Pb(Cl)2
KMnO4 + KJ + H2O = J2 + KOH + MnO2 =>
2 KMnO4 + 6 KJ + 4 H2O = 3 J2 + 8 KOH + 2 MnO2
H3PO4 + NH3 = (NH4)3PO4 =>
H3PO4 + 3 NH3 = (NH4)3PO4
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Pb(NO3)4 + Ni2(SO4)3 = Ni(NO3)3 + Pb(SO4)2 =>
3 Pb(NO3)4 + 2 Ni2(SO4)3 = 4 Ni(NO3)3 + 3 Pb(SO4)2
C3H6 + H2 = C3H8 =>
C3H6 + H2 = C3H8
H2SO4 + Hg = H2O + H2S + Hg2SO4 =>
5 H2SO4 + 8 Hg = 4 H2O + H2S + 4 Hg2SO4
ZnBr2 + NH3 + H2O = Zn(OH)2 + NH4Br =>
ZnBr2 + 2 NH3 + 2 H2O = Zn(OH)2 + 2 NH4Br
NH4 + Ca = NH4Ca =>
NH4 + Ca = NH4Ca
CrO42{-} + Cl{-} + H{+} = Cr3{+} + ClO2{-} + H2O =>
3 CrO42{-} + 62 Cl{-} + 4 H{+} = Cr3{+} + 62 ClO2{-} + 2 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
PBr2Cl + H2O2 = H3PO4 + HCl + Br2 =>
PBr2Cl + 2 H2O2 = H3PO4 + HCl + Br2
PbCl2(aq) + K2SO4(aq) = PbSO4(s) + KCl(aq) =>
PbCl2(aq) + K2SO4(aq) = PbSO4(s) + 2 KCl(aq)
Fe3O4 + NaClO3 + NaOH = NaFeO4 + NaCl + H2O =>
6 Fe3O4 + 13 NaClO3 + 18 NaOH = 18 NaFeO4 + 13 NaCl + 9 H2O
N{2+}O + Mn{7+}O4{-} = N{5+}O3{-} + Mn{2+}O =>
5 N{2+}O + 3 Mn{7+}O4{-} = 5 N{5+}O3{-} + 3 Mn{2+}O
Li2MnO4 + HNO3 = LiMnO4 + MnO2 + LiNO3 + H2O =>
3 Li2MnO4 + 4 HNO3 = 2 LiMnO4 + MnO2 + 4 LiNO3 + 2 H2O
MnNO3 + NaOH = Mn(OH) + NaNO3 =>
MnNO3 + NaOH = Mn(OH) + NaNO3
NaBrO3 + Na2CO3 + F2 = NaF + NaBrO4 + CO2 =>
NaBrO3 + Na2CO3 + F2 = 2 NaF + NaBrO4 + CO2
AgCl + NH3 = Ag(NH3)2 + Cl =>
AgCl + 2 NH3 = Ag(NH3)2 + Cl
NaNO3 + CaI2 = NaI + Ca(NO3)2 =>
2 NaNO3 + CaI2 = 2 NaI + Ca(NO3)2
Mg3 + B2O3 = MgO + B =>
Mg3 + B2O3 = 3 MgO + 2 B
Zn + HSO2 = H + ZnSO2 =>
Zn + HSO2 = H + ZnSO2
C4H6BaO4(NH4)2SO4 = C4H6O4(NH4)2BaSO4 =>
C4H6BaO4(NH4)2SO4 = C4H6O4(NH4)2BaSO4
Co(NO3)3 + KSCN = CoSCN + K(NO3)3 =>
Co(NO3)3 + KSCN = CoSCN + K(NO3)3
CH2(NH2)COOH + O2 = CO2 + H2O + NO3 =>
4 CH2(NH2)COOH + 15 O2 = 8 CO2 + 10 H2O + 4 NO3
NO + KOH = KNO3 + H2O + N2O =>
8 NO + 2 KOH = 2 KNO3 + H2O + 3 N2O
H2O + H2S = S8 + H3O =>
16 H2O + 8 H2S = S8 + 16 H3O
KIO + NaOH + Cl2 = KIO4 + NaCl + H2O =>
KIO + 6 NaOH + 3 Cl2 = KIO4 + 6 NaCl + 3 H2O
CuSO4 + NaBr = CuBr2 + Na2SO4 =>
CuSO4 + 2 NaBr = CuBr2 + Na2SO4
NaBr + H3PO4 = NaPO4 + H3Br =>
NaBr + H3PO4 = NaPO4 + H3Br
H(NO3) + NaHCO3 = Na(NO3) + H2O + CO2 =>
H(NO3) + NaHCO3 = Na(NO3) + H2O + CO2
BaO + CePO4 = Ba3(PO4)2 + Ce2(O)3 =>
3 BaO + 2 CePO4 = Ba3(PO4)2 + Ce2(O)3
Pb(NO3)2 + KI = KNO3 + PbI2 =>
Pb(NO3)2 + 2 KI = 2 KNO3 + PbI2
ZnSO4 + HNO3 = Zn(NO3)2 + H2(SO4) =>
ZnSO4 + 2 HNO3 = Zn(NO3)2 + H2(SO4)
Ag2SO4 + KOH = Ag(OH) + K2SO4 =>
Ag2SO4 + 2 KOH = 2 Ag(OH) + K2SO4
CuSO4K4Fe(CN)6 = K4Cu(CN)6FeSO4 =>
CuSO4K4Fe(CN)6 = K4Cu(CN)6FeSO4
Cr2O7{2-} + SO3{2-} + H{+} = Cr3{+} + HSO4{-} + H2O =>
3 Cr2O7{2-} + 17 SO3{2-} + 25 H{+} = 2 Cr3{+} + 17 HSO4{-} + 4 H2O
Bl2O3 + NaOH + NaOCl = NaBlO3 + NaCl + H2O =>
Bl2O3 + 2 NaOH + 2 NaOCl = 2 NaBlO3 + 2 NaCl + H2O
C5H5N + O2 = CO2 + HNO3 + H2O =>
2 C5H5N + 15 O2 = 10 CO2 + 2 HNO3 + 4 H2O
NaHCO3 = H2O + CO2*Na2CO3 =>
2 NaHCO3 = H2O + CO2*Na2CO3
ZnBr2 + HNO3 = HBr + Zn(NO3)2 =>
ZnBr2 + 2 HNO3 = 2 HBr + Zn(NO3)2
KI + SO3 = I2 + K2SO3 =>
2 KI + SO3 = I2 + K2SO3
C6H4(CH3)2 + Br2 = C6H4(CHBr2)2 + HBr =>
C6H4(CH3)2 + 4 Br2 = C6H4(CHBr2)2 + 4 HBr
SmSO4 + K2Cr2O7 + H2SO4 = Sm2(SO4)3 + K2SO4 + Cr2(SO4)3 + H2O =>
6 SmSO4 + K2Cr2O7 + 7 H2SO4 = 3 Sm2(SO4)3 + K2SO4 + Cr2(SO4)3 + 7 H2O
((CH3(CH2)4CH3)) + O2 = CO2 + H2O =>
2((CH3(CH2)4CH3)) + 19 O2 = 12 CO2 + 14 H2O
H2SO4 + Cr = Cr2SO4 + H2O + S =>
4 H2SO4 + 6 Cr = 3 Cr2SO4 + 4 H2O + S
RbNO3 + CuSO4 = Rb2SO4 + Cu(NO3)2 =>
2 RbNO3 + CuSO4 = Rb2SO4 + Cu(NO3)2
Sr{+} + Se{-}2 = SrSe =>
Sr{+} + Se{-}2 = SrSe
RCH3 + MnO4{-} = RCOO{-} + MnO2 + H2O + OH{-} =>
RCH3 + 2 MnO4{-} = RCOO{-} + 2 MnO2 + H2O + OH{-}
C2H4 = C6H6 + H2 =>
3 C2H4 = C6H6 + 3 H2
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