| Équations équilibrées la veille |
Ar + N = ArN
MgCl2 + HCO3 = Mg(HCO3)2 + Cl =>
MgCl2 + 2 HCO3 = Mg(HCO3)2 + 2 Cl
C4H8O2 + NaOH = C2H3O2Na + C2H6O =>
C4H8O2 + NaOH = C2H3O2Na + C2H6O
Fe2(SO3)3 = Fe2O3 + SO2 =>
Fe2(SO3)3 = Fe2O3 + 3 SO2
CH3COOH + NaOH = H2NaO + CH3COO = =>
CH3COOH + NaOH = H2NaO + CH3COO
Ar + N = ArN =>
Ar + N = ArN
As2O3 + I2 + KOH = KI + K3AsO4 + H2O =>
As2O3 + 2 I2 + 10 KOH = 4 KI + 2 K3AsO4 + 5 H2O
Cl2(g) + KBr(s) = KCl(s) + Br2(i) =>
Cl2(g) + 2 KBr(s) = 2 KCl(s) + Br2(i)
GeO2 + C = Ge + CO2 =>
GeO2 + C = Ge + CO2
C4 = C =>
C4 = 4 C
FeBr + KSCN = Fe(SCN) + KBr =>
FeBr + KSCN = Fe(SCN) + KBr
PH3 + HCl = PCl3 + H =>
PH3 + 3 HCl = PCl3 + 6 H
NaAl(OH)4 + HNO3 = Al(OH)3 + NaNO3 + H2O =>
NaAl(OH)4 + HNO3 = Al(OH)3 + NaNO3 + H2O
C + H2 = CH4 =>
C + 2 H2 = CH4
S2Fe3 + O2 = FeO + SO2 =>
2 S2Fe3 + 7 O2 = 6 FeO + 4 SO2
FeN + NaOH = Fe(OH)3 + Na3N =>
FeN + 3 NaOH = Fe(OH)3 + Na3N
CH3CH3 + Br2 = CBr3CBr3 + HBr =>
CH3CH3 + 6 Br2 = CBr3CBr3 + 6 HBr
CH3COO + H2O = CH3CH2OH + O2 =>
4 CH3COO + 6 H2O = 4 CH3CH2OH + 5 O2
KOH + SO4 = K2SO4 + OH =>
2 KOH + SO4 = K2SO4 + 2 OH
Rb + PO4 = Rb3PO4 =>
3 Rb + PO4 = Rb3PO4
Ca(OH)2 + H{+} = Ca{2+} + H2O =>
Ca(OH)2 + 2 H{+} = Ca{2+} + 2 H2O
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
H2SO4 + NaOH = H2O + SO4Na2 =>
H2SO4 + 2 NaOH = 2 H2O + SO4Na2
MnO4{-} + Cl{-} + H{+} = Mn{2+} + Cl2 + H2O =>
2 MnO4{-} + 10 Cl{-} + 16 H{+} = 2 Mn{2+} + 5 Cl2 + 8 H2O
Ba(NO3)2 + Na2SO4 = BaSO4 + NaNO3 =>
Ba(NO3)2 + Na2SO4 = BaSO4 + 2 NaNO3
Al + Sn(NO3)2 = Al(NO3)3 + Sn =>
2 Al + 3 Sn(NO3)2 = 2 Al(NO3)3 + 3 Sn
CoCl3 + Na = NaCl + Co =>
CoCl3 + 3 Na = 3 NaCl + Co
Li(cr) + N2(g) = Li3N(cr) =>
6 Li(cr) + N2(g) = 2 Li3N(cr)
Al + ClCl2 = AlCl3 =>
Al + ClCl2 = AlCl3
HNO2 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + HNO3 + H2O =>
5 HNO2 + 2 KMnO4 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 5 HNO3 + 3 H2O
Sr(s) + AgNO3(aq) = Sr(NO3)2(aq) + Ag(s) =>
Sr(s) + 2 AgNO3(aq) = Sr(NO3)2(aq) + 2 Ag(s)
Al + OHNa + H2O = NaAlO2 + H2 =>
2 Al + 2 OHNa + 2 H2O = 2 NaAlO2 + 3 H2
ZnO + NaOH + H2O = Na2Zn(OH)4 =>
ZnO + 2 NaOH + H2O = Na2Zn(OH)4
FeCl3 = Fe + Cl =>
FeCl3 = Fe + 3 Cl
H2AsO4{-} + I{-} + H{+} = HAsO2 + I2 + H2O =>
H2AsO4{-} + 2 I{-} + 3 H{+} = HAsO2 + I2 + 2 H2O
NH4NO3 + MgO = Mg(NO3) + NH3 + H2O =>
7 NH4NO3 + 8 MgO = 8 Mg(NO3) + 6 NH3 + 5 H2O
AgI + NaOH = NaI + AgOH =>
AgI + NaOH = NaI + AgOH
KClO3 + CrCl3 + KOH = K2Cr2O7 + KCl + H2O =>
KClO3 + 2 CrCl3 + 8 KOH = K2Cr2O7 + 7 KCl + 4 H2O
K2O + P + O = K3PO4 =>
3 K2O + 2 P + 5 O = 2 K3PO4
NH4ClO4 + Al = Al2O3 + N2O + HCl + H2O =>
6 NH4ClO4 + 8 Al = 4 Al2O3 + 3 N2O + 6 HCl + 9 H2O
CH2COO + O2 = CO2 + H2O =>
2 CH2COO + 3 O2 = 4 CO2 + 2 H2O
V2(CO3)3(aq) + HCl(aq) = VCl3(aq) + H2O(l) + CO2 =>
V2(CO3)3(aq) + 6 HCl(aq) = 2 VCl3(aq) + 3 H2O(l) + 3 CO2
KNO3 + KOH + Mg + H2O = NH3 + K2[Mg(OH)4] =>
KNO3 + 7 KOH + 4 Mg + 6 H2O = NH3 + 4 K2[Mg(OH)4]
NaBr + H2SO4 = Na3SO4 + SO2 + Br2 + H2O =>
6 NaBr + 4 H2SO4 = 2 Na3SO4 + 2 SO2 + 3 Br2 + 4 H2O
HF(g) + SiO2(g) = SiF4(g) + H2O(l) =>
4 HF(g) + SiO2(g) = SiF4(g) + 2 H2O(l)
HgO + NH4OH + NH4Cl = [Hg(NH3)4]Cl2 + H2O =>
HgO + 2 NH4OH + 2 NH4Cl = [Hg(NH3)4]Cl2 + 3 H2O
Na2S + HCl = S + NaCl + H2 =>
Na2S + 2 HCl = S + 2 NaCl + H2
Cu2S + O = Cu + CuSO2 =>
Cu2S + 2 O = Cu + CuSO2
KS + MgBr = MgS + KBr =>
KS + MgBr = MgS + KBr
MgSO4KHCO3 = MgCO3KHSO4 =>
MgSO4KHCO3 = MgCO3KHSO4
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