Équations équilibrées la veille |
2 AgNO3(aq) + K2CO3(aq) = 2 KNO3(aq) + Ag2CO3
CaO + Zn = Ca + ZnO =>
CaO + Zn = Ca + ZnO
Cl2 + NaI = I2 + NaCl =>
Cl2 + 2 NaI = I2 + 2 NaCl
H2SO4 + Al(OH)3 = Al2(SO4)3 + H2O =>
3 H2SO4 + 2 Al(OH)3 = Al2(SO4)3 + 6 H2O
AlBr3 + MgF2 = AlF3 + MgBr2 =>
2 AlBr3 + 3 MgF2 = 2 AlF3 + 3 MgBr2
KJ + H2O2 + H2SO4 = K2SO4 + J2 + H2O =>
2 KJ + H2O2 + H2SO4 = K2SO4 + J2 + 2 H2O
Sc2O3 + H2O = Sc(OH)3 =>
Sc2O3 + 3 H2O = 2 Sc(OH)3
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
KNO3(s) = KNO2(s) + O2(g) =>
2 KNO3(s) = 2 KNO2(s) + O2(g)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H4S + O2 = SO2 + H2O =>
H4S + 2 O2 = SO2 + 2 H2O
ZnBr2 + NaNO3 = Zn(NO3)2 + NaBr =>
ZnBr2 + 2 NaNO3 = Zn(NO3)2 + 2 NaBr
K2SO4 + H2SO4 = KHSO4 =>
K2SO4 + H2SO4 = 2 KHSO4
Ag + O3 = Ag2O2 =>
6 Ag + 2 O3 = 3 Ag2O2
PbSO4(s) = Pb + SO2 + O2 =>
PbSO4(s) = Pb + SO2 + O2
Zn = Zn4 =>
4 Zn = Zn4
Fe(NO3)2 + NH3 = FeNH3 + NO3 =>
Fe(NO3)2 + NH3 = FeNH3 + 2 NO3
Br + K(OH) = KBr + KBrO3 + H2O =>
6 Br + 6 K(OH) = 5 KBr + KBrO3 + 3 H2O
F4S + H2O = SO2 + FH =>
F4S + 2 H2O = SO2 + 4 FH
MgCl2 + AgNO3 = AgCl + Mg(NO3)2 =>
MgCl2 + 2 AgNO3 = 2 AgCl + Mg(NO3)2
Mg + CuSO4 = MgSO4 + Cu =>
Mg + CuSO4 = MgSO4 + Cu
Al2O3 + CO2 = Al2(CO3)3 =>
Al2O3 + 3 CO2 = Al2(CO3)3
Li2O + TiO2 + P2O5 = LiTiPO5 =>
Li2O + 2 TiO2 + P2O5 = 2 LiTiPO5
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
LiOH + CO2 = (Li2CO3) + H2O =>
2 LiOH + CO2 = (Li2CO3) + H2O
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
CO2 + CaSiO3 = SiO2 + CaCO3 =>
CO2 + CaSiO3 = SiO2 + CaCO3
LiOH + CO2 = (Li2CO3) + H2O =>
2 LiOH + CO2 = (Li2CO3) + H2O
Ca(OH)2 + Na2CO3 = Ca(CO3)2 + Na2OH =>
Ca(OH)2 + 2 Na2CO3 = Ca(CO3)2 + 2 Na2OH
Ca + N2 + O2 = CaNO32 =>
2 Ca + N2 + 32 O2 = 2 CaNO32
Fe3O4 + KNO3 + H2SO4 = Fe2(SO4)3 + K2SO4 + NO + H2O =>
6 Fe3O4 + 2 KNO3 + 28 H2SO4 = 9 Fe2(SO4)3 + K2SO4 + 2 NO + 28 H2O
C + H2O = C3O + H =>
3 C + H2O = C3O + 2 H
RbOH + Ca = CaO + RbH =>
RbOH + Ca = CaO + RbH
Fe + NiI2 = FeI3 + Ni =>
2 Fe + 3 NiI2 = 2 FeI3 + 3 Ni
CuCl2 + NaNO3 = Cu(NO3)2 + NaCl =>
CuCl2 + 2 NaNO3 = Cu(NO3)2 + 2 NaCl
GaH3 + H2O = Ga(OH)3 + H2 =>
GaH3 + 3 H2O = Ga(OH)3 + 3 H2
Ba(OH)2 + H2SO3 = Ba2(SO3)2 + H2O =>
2 Ba(OH)2 + 2 H2SO3 = Ba2(SO3)2 + 4 H2O
Zn2 + H3Cl = Zn(H3Cl)2 =>
Zn2 + 4 H3Cl = 2 Zn(H3Cl)2
AuHBr = AuBrH =>
AuHBr = AuBrH
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Na + Cl = NaCl =>
Na + Cl = NaCl
K2SO4 + H2SO4 = KHSO4 =>
K2SO4 + H2SO4 = 2 KHSO4
C7H16O + KMnO4 + H2SO4 = C7H14O + K2SO4 + MnSO4 + H2O =>
5 C7H16O + 2 KMnO4 + 3 H2SO4 = 5 C7H14O + K2SO4 + 2 MnSO4 + 8 H2O
PbOH2 + Br2 + NaOH = Na2[Pb(OH)6] + NaBr + H2O =>
PbOH2 + 2 Br2 + 6 NaOH = Na2[Pb(OH)6] + 4 NaBr + H2O
NH4OH + I = NH4OHI =>
NH4OH + I = NH4OHI
CoBr3 + CaSO4 = CaBr2 + Co2(SO4)3 =>
2 CoBr3 + 3 CaSO4 = 3 CaBr2 + Co2(SO4)3
CH3CH2CHBrCH3 + NaI = CH3CH2CHICH3 + NaBr =>
CH3CH2CHBrCH3 + NaI = CH3CH2CHICH3 + NaBr
HBrO4 + Fe(OH)3 = Fe(BrO4)3 + H2O =>
3 HBrO4 + Fe(OH)3 = Fe(BrO4)3 + 3 H2O
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