| Équations équilibrées la veille |
2 HCl + (NH4)2C2O4 = 2 NH4Cl + H2C2O4
Mn(NO3)2(aq) + NaBiO3(s) + HNO3(aq) = HMnO4(aq) + Bi(NO3)3(aq) + NaNO3(aq) + H2O(l) =>
2 Mn(NO3)2(aq) + 5 NaBiO3(s) + 16 HNO3(aq) = 2 HMnO4(aq) + 5 Bi(NO3)3(aq) + 5 NaNO3(aq) + 7 H2O(l)
K2Cr2O7 + H2SO4 + C2H5OH + H2O = KCr(SO4)2(H2O)12 + CH3CHO =>
K2Cr2O7 + 4 H2SO4 + 3 C2H5OH + 17 H2O = 2 KCr(SO4)2(H2O)12 + 3 CH3CHO
NaHCO3 + H3COOH = NaC2H2O2 + H2O + CO2 =>
4 NaHCO3 + 7 H3COOH = 4 NaC2H2O2 + 12 H2O + 3 CO2
CH3(CH2)8CH3 + O2 = H2O + CO2 =>
2 CH3(CH2)8CH3 + 31 O2 = 22 H2O + 20 CO2
NaI + Ca = CaI + Na =>
NaI + Ca = CaI + Na
Ag2O + NH3 + H2O = [Ag(NH3)2]OH =>
Ag2O + 4 NH3 + H2O = 2[Ag(NH3)2]OH
Zn3(PO4)2 = Zn + (PO4)2 =>
Zn3(PO4)2 = 3 Zn + (PO4)2
KMnO4 + Na2SO3 + NaOH = Na2SO4 + Na2MnO4 + K2MnO4 + H2O =>
2 KMnO4 + Na2SO3 + 2 NaOH = Na2SO4 + Na2MnO4 + K2MnO4 + H2O
H2 + CO2 = H2O + C2O =>
3 H2 + 2 CO2 = 3 H2O + C2O
C2H5OH = C4H10O + H2O =>
2 C2H5OH = C4H10O + H2O
H2SO4 + Fe(OH)3 + NH3OHCl = FeSO4 + HNO2 + Cl2 + H2O =>
10 H2SO4 + 10 Fe(OH)3 + 2 NH3OHCl = 10 FeSO4 + 2 HNO2 + Cl2 + 28 H2O
CoCO3 + H3BO3 = CoBO3 + CO2 + H2O + H =>
CoCO3 + H3BO3 = CoBO3 + CO2 + H2O + H
LiF + Cl2 = LiCl + F2 =>
2 LiF + Cl2 = 2 LiCl + F2
Zn + NH4NO3 = N + ZnO + H2O =>
Zn + NH4NO3 = 2 N + ZnO + 2 H2O
FeSO4 + NaBiO3 + H2SO4 = Bi2(SO4)3 + Fe2(SO4)3 + H2O + NaSO4 =>
2 FeSO4 + 2 NaBiO3 + 6 H2SO4 = Bi2(SO4)3 + Fe2(SO4)3 + 6 H2O + 2 NaSO4
Ge + KOH + O2 = K2GeO3 + H2O =>
Ge + 2 KOH + O2 = K2GeO3 + H2O
NaO + HCl = NaOH + Cl =>
NaO + HCl = NaOH + Cl
HNO3 + Li(OH) = Li(NO3) + H2O =>
HNO3 + Li(OH) = Li(NO3) + H2O
NH4 + OH + CuSO4 = [Cu(NH3)4] + H2O + SO4 =>
4 NH4 + 4 OH + CuSO4 = [Cu(NH3)4] + 4 H2O + SO4
H3C6H5O7 + NaHCO3 = CO2 + H2O + Na3C6H5O7 =>
H3C6H5O7 + 3 NaHCO3 = 3 CO2 + 3 H2O + Na3C6H5O7
K2CO3(aq) + Cu2F(aq) = Cu2CO3(s) + K2F(aq) =>
K2CO3(aq) + Cu2F(aq) = Cu2CO3(s) + K2F(aq)
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
CaO2(H2O)8 = CaO2 + H2O =>
CaO2(H2O)8 = CaO2 + 8 H2O
LiH(s) + H2O(l) = LiOH(s) + H2 =>
LiH(s) + H2O(l) = LiOH(s) + H2
Mg + NaOH + H2O = Na2[Mg(OH)4] + H2 =>
Mg + 2 NaOH + 2 H2O = Na2[Mg(OH)4] + H2
Hg(NO3)2 + NaBr = NaNO3 + HgBr2 =>
Hg(NO3)2 + 2 NaBr = 2 NaNO3 + HgBr2
Al(NO3)3 + NH4OH = Al(OH)3 + NH4 + NH4(NO3)3 =>
Al(NO3)3 + 3 NH4OH = Al(OH)3 + 2 NH4 + NH4(NO3)3
CuCl2 + K2S2O5 + KOH = CuCl + K2SO4 + H2O + KCl =>
4 CuCl2 + K2S2O5 + 6 KOH = 4 CuCl + 2 K2SO4 + 3 H2O + 4 KCl
KFeO4 + HBr = FeBr2 + Br2 + H2O + KBr =>
2 KFeO4 + 16 HBr = 2 FeBr2 + 5 Br2 + 8 H2O + 2 KBr
K2Cr2O2 + FeCl2 + HCl = ClCr3 + KCl + FeCl3 + H2O =>
3 K2Cr2O2 + 4 FeCl2 + 12 HCl = 2 ClCr3 + 6 KCl + 4 FeCl3 + 6 H2O
Zn + K2Cr2O7 + NaOH + H2O = Na2[Zn(OH)4] + Na3[Cr(OH)6] + KOH =>
3 Zn + K2Cr2O7 + 12 NaOH + 7 H2O = 3 Na2[Zn(OH)4] + 2 Na3[Cr(OH)6] + 2 KOH
KCl + PbCl2 = KCl2 + PbCl =>
KCl + PbCl2 = KCl2 + PbCl
NaSO3 + H2SO4 = NaSO4 + H2O + S2O =>
5 NaSO3 + 2 H2SO4 = 5 NaSO4 + 2 H2O + S2O
K + M2O = KO + M =>
K + M2O = KO + 2 M
Pb(NO3)2(aq) + KI(s) = PbI2 + KNO3(aq) =>
Pb(NO3)2(aq) + 2 KI(s) = PbI2 + 2 KNO3(aq)
Zn + K[Au(CN)2] = K2[Zn(CN)4] + Au =>
Zn + 2 K[Au(CN)2] = K2[Zn(CN)4] + 2 Au
HgCl2 + H2F = HgF + HCl =>
HgCl2 + H2F = HgF + 2 HCl
B2H6 = B + H2 =>
B2H6 = 2 B + 3 H2
Sn(CO3)2 + K2S = SnS2 + K2CO3 =>
Sn(CO3)2 + 2 K2S = SnS2 + 2 K2CO3
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
HgO = Hg + O28 =>
28 HgO = 28 Hg + O28
S2O4{2-} + H2O = SO3{2-} + S2O3{2-} + H{+} =>
2 S2O4{2-} + H2O = 2 SO3{2-} + S2O3{2-} + 2 H{+}
Mn{2+} + H{+} + Fe(OH)3 = MnO2 + H2O + Fe{2+} =>
Mn{2+} + 2 H{+} + 2 Fe(OH)3 = MnO2 + 4 H2O + 2 Fe{2+}
Al2(SO4)3 + Hg2(NO3)2 = Al(NO3)3 + Hg2SO4 =>
Al2(SO4)3 + 3 Hg2(NO3)2 = 2 Al(NO3)3 + 3 Hg2SO4
BeCl2 + Na2PO4 = NaCl + Be2(PO4)2 =>
2 BeCl2 + 2 Na2PO4 = 4 NaCl + Be2(PO4)2
SO3 + NaO2 = Na2SO4 + O2 =>
2 SO3 + 4 NaO2 = 2 Na2SO4 + 3 O2
Ca(HCO3)2 + NaOH = CaCO3 + H2O + Na2CO3 =>
Ca(HCO3)2 + 2 NaOH = CaCO3 + 2 H2O + Na2CO3
C4H4 + H2 = C4H10 =>
C4H4 + 3 H2 = C4H10
NaIO4 + NaBr + H2O = Br2 + NaOH + NaIO3 =>
NaIO4 + 2 NaBr + H2O = Br2 + 2 NaOH + NaIO3
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