| Équations équilibrées la veille |
2 Zn + 2 NH4Cl + 2 MnO2 = 2 ZnCl + 2 NH3 + Mn2O3 + H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
NaClO2 + C6H8O7 = HClO2 + Na3C6H5O7 =>
3 NaClO2 + C6H8O7 = 3 HClO2 + Na3C6H5O7
CuO(s) + HNO3 = Cu(NO3)2 + H2O =>
CuO(s) + 2 HNO3 = Cu(NO3)2 + H2O
HCl + NaClO = NaCl + Cl2 + H2O =>
2 HCl + NaClO = NaCl + Cl2 + H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CaCO3 + FeS2 + H2O = Fe + CaSO4 + (HCOO)3Fe + H2 =>
6 CaCO3 + 3 FeS2 + 18 H2O = Fe + 6 CaSO4 + 2(HCOO)3Fe + 15 H2
Ag(NO3)KCl = AgClKNO3 =>
Ag(NO3)KCl = AgClKNO3
P6 + Se2 = P4Se3 =>
4 P6 + 9 Se2 = 6 P4Se3
NaHCO3 + NH4Cl = (NH4)2CO3 + NaCl + H2O + CO2 =>
2 NaHCO3 + 2 NH4Cl = (NH4)2CO3 + 2 NaCl + H2O + CO2
HCH3COO + Na2SO4 = NaHSO4 + CH3COONa =>
HCH3COO + Na2SO4 = NaHSO4 + CH3COONa
Ti + C = Ti2C =>
2 Ti + C = Ti2C
NaHCO3 + K = KHCO3 + Na =>
NaHCO3 + K = KHCO3 + Na
H2SO3 + Na2SO4 = Na2SO3 + H2O + SO3 =>
H2SO3 + Na2SO4 = Na2SO3 + H2O + SO3
Al2(SO4)3 + NH4I = (NH4)2(SO4) + Al(I)3 =>
Al2(SO4)3 + 6 NH4I = 3(NH4)2(SO4) + 2 Al(I)3
Pb(NO3)2 + Ba(NO3)2 = PbBa + NO3 =>
Pb(NO3)2 + Ba(NO3)2 = PbBa + 4 NO3
N2H6CO2 + PhI(OAc)2 = NH + CO2 + PhI + (NH4)(OAc) =>
3 N2H6CO2 + 2 PhI(OAc)2 = 2 NH + 3 CO2 + 2 PhI + 4(NH4)(OAc)
NaOH + Fe(C2H3O2)3 = NaC2H3O2 + Fe(OH)3 =>
3 NaOH + Fe(C2H3O2)3 = 3 NaC2H3O2 + Fe(OH)3
H{+} + Cr2O7{2-} + C2H5OH = CO2 + Cr{3} + H2O =>
16 H{+} + 2 Cr2O7{2-} + C2H5OH = 2 CO2 + 4 Cr{3} + 11 H2O
Cr2O7{2-} + C2H5OH + H{+} = Cr{3+} + C2H4O + H2O =>
Cr2O7{2-} + 3 C2H5OH + 8 H{+} = 2 Cr{3+} + 3 C2H4O + 7 H2O
FeI3(aq) + NH4OH(aq) = NH4I(aq) + Fe(OH)3(s) =>
FeI3(aq) + 3 NH4OH(aq) = 3 NH4I(aq) + Fe(OH)3(s)
H2SO4 + NH3 = HN + H2O + SO =>
H2SO4 + 2 NH3 = 2 HN + 3 H2O + SO
AgAu(NO3)2 = Ag(NO3)2Au =>
AgAu(NO3)2 = Ag(NO3)2Au
SO3 + HSbO2 = H2SO4 + Sb2O3 =>
SO3 + 2 HSbO2 = H2SO4 + Sb2O3
CaCO3 + HCl = CaCl2 + H2CO3 =>
CaCO3 + 2 HCl = CaCl2 + H2CO3
Hg(NO3)4 + LiCl = HgCl4 + LiNO3 =>
Hg(NO3)4 + 4 LiCl = HgCl4 + 4 LiNO3
Sn + HCl = SnHCl =>
Sn + HCl = SnHCl
Zn + Cr3{+} + CH3COO + H2O = Cr2(CH3CO2)4(H2O)2 + Zn2{+} =>
4 Zn + 2 Cr3{+} + 12 CH3COO + 6 H2O = 3 Cr2(CH3CO2)4(H2O)2 + 2 Zn2{+}
Nb2O5 + Ta2O5 + SrCO3 + K2C2O4*H2O = KSr2Nb2TaO10 + H2O + CO + CO2 =>
2 Nb2O5 + Ta2O5 + 4 SrCO3 + K2C2O4*H2O = 2 KSr2Nb2TaO10 + H2O + CO + 5 CO2
Pb(C2H5)2 + O2 = CO2 + H2O + PbO =>
Pb(C2H5)2 + 7 O2 = 4 CO2 + 5 H2O + PbO
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
K + Si = K2Si =>
2 K + Si = K2Si
K + CaNO3 = CaKNO3 =>
K + CaNO3 = CaKNO3
Mg(C2H3O2)2 + Sn = Mg + Sn(C2H3O2) =>
Mg(C2H3O2)2 + 2 Sn = Mg + 2 Sn(C2H3O2)
NaHCO3 + HCl = NaCl + H2O + CO2 =>
NaHCO3 + HCl = NaCl + H2O + CO2
YH3 + O2 = YO2 + H2O =>
4 YH3 + 7 O2 = 4 YO2 + 6 H2O
Mn(OH)2 + O2H2 = MnO(OH)2 + H2O =>
Mn(OH)2 + O2H2 = MnO(OH)2 + H2O
Fe{3+} + HO{-}2 = Fe(OH)3 =>
Fe{3+} + 3 HO{-}2 = Fe(OH)3
ZnO + K4Fe(CN)6 + HCl = ZnK2[Fe(CN)6] + KCl + H2O =>
ZnO + K4Fe(CN)6 + 2 HCl = ZnK2[Fe(CN)6] + 2 KCl + H2O
Li + Sr3(PO4)2 = Sr + LiPO4 =>
2 Li + Sr3(PO4)2 = 3 Sr + 2 LiPO4
LiOH + Fe(NO3)3 = Li(NO3) + Fe(OH)3 =>
3 LiOH + Fe(NO3)3 = 3 Li(NO3) + Fe(OH)3
Fe + H2C2O4 = H2 + Fe2(C2O4)3 =>
2 Fe + 3 H2C2O4 = 3 H2 + Fe2(C2O4)3
(CH3)3C + H2O = (CH3)3COH2 =>
(CH3)3C + H2O = (CH3)3COH2
(C6H8O3) + O2 = CO2 + H2O =>
2(C6H8O3) + 13 O2 = 12 CO2 + 8 H2O
K[Cr(C2O4)2(H2O)2]*2H2O + KOH = Cr(OH)3 + K{+} + C2O4{2-} + H2O =>
K[Cr(C2O4)2(H2O)2]*2H2O + 3 KOH = Cr(OH)3 + 4 K{+} + 2 C2O4{2-} + 4 H2O
C2 + H2 + O2 = CH3OH =>
C2 + 4 H2 + O2 = 2 CH3OH
NaBr(aq) + AgNO3(aq) = AgBr(s) + NaNO3(aq) =>
NaBr(aq) + AgNO3(aq) = AgBr(s) + NaNO3(aq)
ZnBr2 + Ba = BaBr2 + Zn =>
ZnBr2 + Ba = BaBr2 + Zn
HCH2ClOC2 + NaOH = NaCH2ClOC2 + H2O =>
HCH2ClOC2 + NaOH = NaCH2ClOC2 + H2O
C2H5OH + K2Cr2O7 + H{+} = Cr{3+} + CH3COOH + H2O + K{+} =>
3 C2H5OH + 2 K2Cr2O7 + 16 H{+} = 4 Cr{3+} + 3 CH3COOH + 11 H2O + 4 K{+}
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