| Équations équilibrées la veille |
Co(OH)2 + HCl = CoOHCl + H2O
CaCO3 + C2H4O2 = Ca(C2H3O2)2 + CO2 + H2O =>
CaCO3 + 2 C2H4O2 = Ca(C2H3O2)2 + CO2 + H2O
FeO + SO4 = Fe2(SO4)3 + O =>
2 FeO + 3 SO4 = Fe2(SO4)3 + 2 O
KOH(aq) + BaCl2(aq) = Ba(OH)2(aq) + KCl(aq) =>
2 KOH(aq) + BaCl2(aq) = Ba(OH)2(aq) + 2 KCl(aq)
Li2O + H2O = LiOH = =>
Li2O + H2O = 2 LiOH
CuS + O = CuO + SO2 =>
CuS + 3 O = CuO + SO2
Zn(NO3)2 + NH3 + H2O = Zn + NH4NO3 =>
4 Zn(NO3)2 + 10 NH3 + 3 H2O = 4 Zn + 9 NH4NO3
NaF + H2SO4 = H2S + F2 + NaSO4 + H2O =>
4 NaF + 5 H2SO4 = H2S + 2 F2 + 4 NaSO4 + 4 H2O
N + F = NF =>
N + F = NF
KMnO4 + H2S = K2S + MnS + S + H2O =>
2 KMnO4 + 8 H2S = K2S + 2 MnS + 5 S + 8 H2O
MgSO4NH4OH = MgOHNH4SO4 =>
MgSO4NH4OH = MgOHNH4SO4
KMnO4 + H2SO4 + H2C6 = K2SO4 + MnSO4 + H2O + CO2 =>
26 KMnO4 + 39 H2SO4 + 5 H2C6 = 13 K2SO4 + 26 MnSO4 + 44 H2O + 30 CO2
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
CaS(aq) + FeBr2(aq) = FeS(aq) + CaBr2(aq) =>
CaS(aq) + FeBr2(aq) = FeS(aq) + CaBr2(aq)
KCrO2 + H2SO4 = K2Cr2O7 + SO2 + H2O =>
2 KCrO2 + 3 H2SO4 = K2Cr2O7 + 3 SO2 + 3 H2O
NaJ + F2 = NaF + J2 =>
2 NaJ + F2 = 2 NaF + J2
LiH + H2O = Li2OH + H2 =>
4 LiH + 2 H2O = 2 Li2OH + 3 H2
BaO2 + H2O = O2 + Ba(OH)2 =>
2 BaO2 + 2 H2O = O2 + 2 Ba(OH)2
SiO2(s) + S(g) = Si(l) + SO(g) =>
SiO2(s) + 2 S(g) = Si(l) + 2 SO(g)
FeO = Fe + O2 =>
2 FeO = 2 Fe + O2
C14H12O2 + NaBH4 = C14H14O2 + NaBH2 =>
C14H12O2 + NaBH4 = C14H14O2 + NaBH2
Li + Fe(NO3)2 = Fe + LiNO3 =>
2 Li + Fe(NO3)2 = Fe + 2 LiNO3
NaI + H3P = Na3P + HI =>
3 NaI + H3P = Na3P + 3 HI
Na2CO3 + CaCO3 + H2O = Ca(HCO3)2 + NaOH =>
Na2CO3 + CaCO3 + 2 H2O = Ca(HCO3)2 + 2 NaOH
AgNO3H2(SO4)2 = Ag(SO4)2H2NO3 =>
AgNO3H2(SO4)2 = Ag(SO4)2H2NO3
C2H4(NH2)COOH + Na = C2H4(NH2)COONa + H2 =>
2 C2H4(NH2)COOH + 2 Na = 2 C2H4(NH2)COONa + H2
FeI2 + KSCN = Fe(SCN)2 + KI =>
FeI2 + 2 KSCN = Fe(SCN)2 + 2 KI
Ca{+2} + O{-2} = CaO =>
Ca{+2} + O{-2} = CaO
K2S + KMnO4 + KOH = K2MnO4 + K2SO4 + H2O =>
K2S + 8 KMnO4 + 8 KOH = 8 K2MnO4 + K2SO4 + 4 H2O
HNO3 + BaSO4 = Ba(NO3)2 + H2SO4 =>
2 HNO3 + BaSO4 = Ba(NO3)2 + H2SO4
CoNO3 + Zn = Zn3(NO3)2 + Co =>
2 CoNO3 + 3 Zn = Zn3(NO3)2 + 2 Co
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
(CuOH)2SO4 = CuO + H2SO4 =>
(CuOH)2SO4 = 2 CuO + H2SO4
*6Na + N2 = *2Na3N =>
*6Na + N2 = *2Na3N
N2O4 + Al + HCl = HNO2 + AlCl3 =>
3 N2O4 + 2 Al + 6 HCl = 6 HNO2 + 2 AlCl3
H3PO2 + KOH + KMnO4 = KH2PO4 + H2O + K2MnO4 =>
H3PO2 + 5 KOH + 4 KMnO4 = KH2PO4 + 3 H2O + 4 K2MnO4
KMnO4 + H2S = K2S + MnS + S + H2O =>
2 KMnO4 + 8 H2S = K2S + 2 MnS + 5 S + 8 H2O
Mn + H{+} = H2 + Mn{+2} =>
Mn + 2 H{+} = H2 + Mn{+2}
S2 + O2 = SO23 =>
S2 + 23 O2 = 2 SO23
KMnO4 + H2S = K2S + MnS + S + H2O =>
2 KMnO4 + 8 H2S = K2S + 2 MnS + 5 S + 8 H2O
CaO4 + HNO3 = Ca(NO3)2 + H202 + O2 =>
101 CaO4 + 202 HNO3 = 101 Ca(NO3)2 + H202 + 202 O2
Ti(CO3)2 + HCl = TiCl4 + H4(CO3)2 =>
Ti(CO3)2 + 4 HCl = TiCl4 + H4(CO3)2
BaO2 + HNO3 = Ba(NO3)2 + H2O2 =>
BaO2 + 2 HNO3 = Ba(NO3)2 + H2O2
AgBr2 = AgBr + Br2 =>
2 AgBr2 = 2 AgBr + Br2
CuO + KOH = H2O + K2CuO2 =>
CuO + 2 KOH = H2O + K2CuO2
Li2SO4 + Na3PO4 = Na2SO4 + Li3PO4 =>
3 Li2SO4 + 2 Na3PO4 = 3 Na2SO4 + 2 Li3PO4
I2 + HNO3 = HIO3* + NO2 + H2O =>
I2 + 10 HNO3 = 2 HIO3* + 10 NO2 + 4 H2O
H3PO4 + ZnSO4 = ZnPO4 + H2SO4 + H2 =>
2 H3PO4 + 2 ZnSO4 = 2 ZnPO4 + 2 H2SO4 + H2
Ca + Cu2{+} = Ca2{+} + Cu =>
2 Ca + Cu2{+} = Ca2{+} + 2 Cu
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
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Équations équilibrées sur11/23/24
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