| Équations équilibrées la veille | Équations équilibrées le lendemain |
FeO(s) + Mg(s) = Fe(l) + MgO(s)
FeNO32 + HNO3 = FeNO33 + NO + H2O =>
3 FeNO32 + 2 HNO3 = 3 FeNO33 + 2 NO + H2O
Pb(NO3) + NaC2O4 = PbC2O4 + Na(NO3) =>
Pb(NO3) + NaC2O4 = PbC2O4 + Na(NO3)
MnO + SiO2 = Mn2SiO4 =>
2 MnO + SiO2 = Mn2SiO4
FeCO3 + NH4OH = (NH4)2CO3 + Fe(OH)2 =>
FeCO3 + 2 NH4OH = (NH4)2CO3 + Fe(OH)2
V2O5(s) + Ca(s) = CaO(s) + V(s) =>
V2O5(s) + 5 Ca(s) = 5 CaO(s) + 2 V(s)
K2C2O4*H2O(aq) + FeCl3*H2O(aq) = FeK3(C2O4)3*H2O(s) + KCl(aq) + H2O(l) =>
3 K2C2O4*H2O(aq) + FeCl3*H2O(aq) = FeK3(C2O4)3*H2O(s) + 3 KCl(aq) + 3 H2O(l)
HCOH + KOH = HCOOH + K2O + H2 =>
HCOH + 2 KOH = HCOOH + K2O + H2
MgCO3 + NiCl2 = MgCl2 + NiCO3 =>
MgCO3 + NiCl2 = MgCl2 + NiCO3
Ca(NO3)2 + Fe(SO4)3 = Ca(SO4)2 + Fe(NO3)3 =>
3 Ca(NO3)2 + 2 Fe(SO4)3 = 3 Ca(SO4)2 + 2 Fe(NO3)3
CH3CCH + NaH = CH3CNaCH2 =>
CH3CCH + NaH = CH3CNaCH2
NH3(g) + NO2(g) = N2(g) + H2O =>
8 NH3(g) + 6 NO2(g) = 7 N2(g) + 12 H2O
Cu + AgNO3 = Ag + Cu(NO3)2 =>
Cu + 2 AgNO3 = 2 Ag + Cu(NO3)2
Cu + Fe2Cl3 = Cu2Cl2 + Fe =>
6 Cu + 2 Fe2Cl3 = 3 Cu2Cl2 + 4 Fe
HCOOH + Mg = MgHCOO + H2 =>
2 HCOOH + 2 Mg = 2 MgHCOO + H2
Cu + Li2SO4 = Li + CuSO4 =>
Cu + Li2SO4 = 2 Li + CuSO4
(COOH)2 + OH = CO2 + H2O =>
(COOH)2 + 2 OH = 2 CO2 + 2 H2O
Na + LiI = NaI + Li =>
Na + LiI = NaI + Li
AgNO2 + CaBr2 = AgBr + Ca(NO2)2 =>
2 AgNO2 + CaBr2 = 2 AgBr + Ca(NO2)2
Cl + CF2Cl = CF2Cl2 =>
Cl + CF2Cl = CF2Cl2
(CH3COO)2CUH2O + H2NCH2COOH = (H2NCH2COO)2CUH2O + CH3COOH =>
(CH3COO)2CUH2O + 2 H2NCH2COOH = (H2NCH2COO)2CUH2O + 2 CH3COOH
K2Cr2O7 + FeSO4 + H2SO4 = Cr2(SO4) + Fe2(SO4)3 + KHSO + H2O =>
K2Cr2O7 + 22 FeSO4 + 14 H2SO4 = Cr2(SO4) + 11 Fe2(SO4)3 + 2 KHSO + 13 H2O
Mg + H2O = MgO + H2 =>
Mg + H2O = MgO + H2
NaNO3 + CoSO4 = NaSO4 + CoNO3 =>
NaNO3 + CoSO4 = NaSO4 + CoNO3
H22O = H2 + O2 =>
2 H22O = 22 H2 + O2
Pu + HNO3 = PuO2(NO3)2 + NO + H2O =>
Pu + 4 HNO3 = PuO2(NO3)2 + 2 NO + 2 H2O
AgNO3 + K(SCN) = Ag(SCN) + KNO3 =>
AgNO3 + K(SCN) = Ag(SCN) + KNO3
CoSO4 + Cl2 = CoCl2 + SO4 =>
CoSO4 + Cl2 = CoCl2 + SO4
BaO + H2O = Ba(OH)2 =>
BaO + H2O = Ba(OH)2
K(MnO4) + KClO3 + H2O = MnO2 + KClO4 + K(OH) =>
2 K(MnO4) + 3 KClO3 + H2O = 2 MnO2 + 3 KClO4 + 2 K(OH)
Na2SO3 + Pb = Na2O + PbS + O2 =>
Na2SO3 + Pb = Na2O + PbS + O2
Al + H2O + NH3 = Al(NO3)3 + H =>
Al + 9 H2O + 3 NH3 = Al(NO3)3 + 27 H
CuSO4 + H2O + NH3 = Cu(NH3)4SO4H2O =>
CuSO4 + H2O + 4 NH3 = Cu(NH3)4SO4H2O
MgCO3 + C6H8O7 = Mg2C6H4O7 + H2O + CO3 =>
30 MgCO3 + 13 C6H8O7 = 15 Mg2C6H4O7 + 22 H2O + 18 CO3
CCl4 + HCl = CHCl3 + Cl2 =>
CCl4 + HCl = CHCl3 + Cl2
C2H2O2 + NaHCO3 = NaC2H2O + H2O + CO2 =>
3 C2H2O2 + 2 NaHCO3 = 2 NaC2H2O + 2 H2O + 4 CO2
V(s) + O2(g) = V2O5(s) =>
4 V(s) + 5 O2(g) = 2 V2O5(s)
Co2 = Co3 =>
3 Co2 = 2 Co3
Mg + HCOOH = Mg(HCOO)2 + H2 =>
Mg + 2 HCOOH = Mg(HCOO)2 + H2
Ga2O3(g) = Ga2(g) + O3(g) =>
Ga2O3(g) = Ga2(g) + O3(g)
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Sn + H2SO4 = Sn(SO4)2 + H2 =>
Sn + 2 H2SO4 = Sn(SO4)2 + 2 H2
Na2S4O6 + HNO3 = NO2 + Na2SO4 + H2SO4 + H2O =>
Na2S4O6 + 14 HNO3 = 14 NO2 + Na2SO4 + 3 H2SO4 + 4 H2O
K3[Co(CN)5] + KCN + H2O2 = K3[Co(CN)6] + KOH =>
2 K3[Co(CN)5] + 2 KCN + H2O2 = 2 K3[Co(CN)6] + 2 KOH
PbBr(aq) + Pb(NO3)2(aq) = PbBr2(s) + PbNO3(aq) =>
2 PbBr(aq) + Pb(NO3)2(aq) = PbBr2(s) + 2 PbNO3(aq)
MnO4{-} + H2S + H3O{+} = Mn2{+} + S + H2O =>
4 MnO4{-} + 13 H2S + 6 H3O{+} = 2 Mn2{+} + 13 S + 22 H2O
H{+} + IO3{-} + e = I{-} + H2O =>
6 H{+} + IO3{-} + 6e = I{-} + 3 H2O
Br{-} + H{+} + O2 = H2O + Br2 =>
4 Br{-} + 4 H{+} + O2 = 2 H2O + 2 Br2
CaPO4 + SiO2 + C = CaSiO3 + CO + P =>
CaPO4 + SiO2 + 3 C = CaSiO3 + 3 CO + P
K2CO3 + H2SO3 = K2SO3 + CO2 + H2O =>
K2CO3 + H2SO3 = K2SO3 + CO2 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/19/24
Équations équilibrées sur01/18/24
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