| Équations équilibrées la veille |
H2C4H4O + 2 NaOH = Na2C4H4O + 2 H2O
FeCl2 + HNO2 + H2SO4 = N2 + Fe2(SO4)3 + HCl + H2O =>
6 FeCl2 + 2 HNO2 + 9 H2SO4 = N2 + 3 Fe2(SO4)3 + 12 HCl + 4 H2O
SO2 + O2 + (H2)O = H2SO4 =>
2 SO2 + O2 + 2(H2)O = 2 H2SO4
CuCl2(aq) + AlBr3(aq) = CuBr3(aq) + Cl2Al(aq) =>
CuCl2(aq) + AlBr3(aq) = CuBr3(aq) + Cl2Al(aq)
Na3AlO3 + HNO3 = H3AlO3 + NaNO3 =>
Na3AlO3 + 3 HNO3 = H3AlO3 + 3 NaNO3
KSCN + K2Cr2O7 = KCr2O7 + K2SCN =>
KSCN + K2Cr2O7 = KCr2O7 + K2SCN
P + HCl = PCl + H3 =>
3 P + 3 HCl = 3 PCl + H3
K3PO4 + AgNO3 = Ag3PO4 + KNO3 =>
K3PO4 + 3 AgNO3 = Ag3PO4 + 3 KNO3
Mg(s) + AgNO3(aq) = MgNO3(aq) + Ag(s) =>
Mg(s) + AgNO3(aq) = MgNO3(aq) + Ag(s)
HCl + MgSO3 = MgCl2 + H2SO3 =>
2 HCl + MgSO3 = MgCl2 + H2SO3
Ca(s) + HClO3(aq) = Ca(ClO3)2(aq) + H2(g) =>
Ca(s) + 2 HClO3(aq) = Ca(ClO3)2(aq) + H2(g)
CH4 + NaOH = CH3Na + H2O =>
CH4 + NaOH = CH3Na + H2O
MnSO4 + Na2CO3 + O = CO2 + Na2SO4 + NaMnO4 =>
2 MnSO4 + 3 Na2CO3 + 5 O = 3 CO2 + 2 Na2SO4 + 2 NaMnO4
Cu(NO3)2(s) = CuO(s) + NO2(g) + O2(g) =>
2 Cu(NO3)2(s) = 2 CuO(s) + 4 NO2(g) + O2(g)
NH2OH + HNO3 = NO2 + H2O =>
NH2OH + 5 HNO3 = 6 NO2 + 4 H2O
CsBr + Cl = ClBr + Cs =>
CsBr + Cl = ClBr + Cs
K(s) + H2SO4(aq) = K2SO4 + H2 =>
2 K(s) + H2SO4(aq) = K2SO4 + H2
C2H3NaO2 + CH3COOH = H2O + C3H3COONa =>
C2H3NaO2 + CH3COOH = 2 H2O + C3H3COONa
Pb + CO2 = PbO2 + C =>
Pb + CO2 = PbO2 + C
CO2 + H2O = C2H5OH + O2 =>
2 CO2 + 3 H2O = C2H5OH + 3 O2
H2SiCl2 + H2O = H8Si4O4 + HCl =>
4 H2SiCl2 + 4 H2O = H8Si4O4 + 8 HCl
Au + H2SO4 = Au2(SO4)3 + H2 =>
2 Au + 3 H2SO4 = Au2(SO4)3 + 3 H2
SnCl + LiOH = SnOH + LiCl =>
SnCl + LiOH = SnOH + LiCl
FeO + H2O = FeO(OH) + H2 =>
2 FeO + 2 H2O = 2 FeO(OH) + H2
Ag + HBr = AgBr + H2 =>
2 Ag + 2 HBr = 2 AgBr + H2
NH4Cl + Fe(NO3)3 = FeCl3 + NH4NO3 =>
3 NH4Cl + Fe(NO3)3 = FeCl3 + 3 NH4NO3
Al(OH)3 + Na + H4SIO4 = NaAlSIO4 + H2O + H =>
Al(OH)3 + Na + H4SIO4 = NaAlSIO4 + 3 H2O + H
P + CuSO4 = Cu + PO4 + S =>
P + CuSO4 = Cu + PO4 + S
Si + S = Si4S2 =>
4 Si + 2 S = Si4S2
Mg + (HC2H3O2)2 = Mg(C2H3O2)2 + H2 =>
Mg + (HC2H3O2)2 = Mg(C2H3O2)2 + H2
NaOH + H2CO3 = Na2CO3 + H2O(HOH) =>
2 NaOH + H2CO3 = Na2CO3 + H2O(HOH)
TiCl4 + Mg = Ti + MgCl2 =>
TiCl4 + 2 Mg = Ti + 2 MgCl2
Zn + Pb4H3C = ZnH3C + Pb =>
Zn + Pb4H3C = ZnH3C + 4 Pb
Zn(O2CCH3)2 + Na3PO4 = CH3COONa + Zn3(PO4)2 =>
3 Zn(O2CCH3)2 + 2 Na3PO4 = 6 CH3COONa + Zn3(PO4)2
AgNO3 + NH3 = AgNH3 + NO3 =>
AgNO3 + NH3 = AgNH3 + NO3
K2Cr2O7 + S = SO2 + K + Cr2O3 =>
K2Cr2O7 + 2 S = 2 SO2 + 2 K + Cr2O3
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
CH2CH2Cl + Cl2 = CH2CH2Cl2 =>
2 CH2CH2Cl + Cl2 = 2 CH2CH2Cl2
Fe + Co2 = FeCo =>
2 Fe + Co2 = 2 FeCo
CO3{2-} + HNO3 = CO2 + H2O + NO3{-} =>
CO3{2-} + 2 HNO3 = CO2 + H2O + 2 NO3{-}
N2 + Fe = Fe3N2 =>
N2 + 3 Fe = Fe3N2
AgNO3 + Na2S = Ag2S + Na + NO3 =>
2 AgNO3 + Na2S = Ag2S + 2 Na + 2 NO3
KOH + H(SO3) = K(SO3) + H2O =>
KOH + H(SO3) = K(SO3) + H2O
Ca + KS = CaS + K =>
Ca + KS = CaS + K
H2S + Na2SO3 = Na2S + H2O + SO2 =>
H2S + Na2SO3 = Na2S + H2O + SO2
Mg + S = MgS =>
Mg + S = MgS
FeCr2O4 + Na2CO3 + O2 = FeCO3 + CO2 + Na2CrO4 =>
2 FeCr2O4 + 4 Na2CO3 + 3 O2 = 2 FeCO3 + 2 CO2 + 4 Na2CrO4
FeO + Ta2O5 + S = FeSO4 + Ta =>
5 FeO + 3 Ta2O5 + 5 S = 5 FeSO4 + 6 Ta
Mg + CaSO4 = MgO + CaO + SO2 =>
Mg + CaSO4 = MgO + CaO + SO2
Na2CO3 + HNO3 = CO2 + H2O + NaNO3 =>
Na2CO3 + 2 HNO3 = CO2 + H2O + 2 NaNO3
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