| Équations équilibrées la veille |
CuS + 4 NH4OH = [Cu(NH3)4]S + 4 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Al4Cl3 + H2O = Al(OH)3 + ClH4 =>
Al4Cl3 + 12 H2O = 4 Al(OH)3 + 3 ClH4
SO4Na + H2O = SO3 + Na(OH)2 =>
SO4Na + H2O = SO3 + Na(OH)2
P + FeO3 = P4O10 + OFe =>
4 P + 5 FeO3 = P4O10 + 5 OFe
NH42*CO3 = NH42 + CO3 =>
NH42*CO3 = NH42 + CO3
CH3CH2CH2COOAg + HI = CH3CH2CH2COOH + AgI =>
CH3CH2CH2COOAg + HI = CH3CH2CH2COOH + AgI
C7H7NO3 + O2 = CO2 + H2O + N2 =>
4 C7H7NO3 + 29 O2 = 28 CO2 + 14 H2O + 2 N2
HgBr2 + AgNO3 = AgBr + Hg(NO3)2 =>
HgBr2 + 2 AgNO3 = 2 AgBr + Hg(NO3)2
Ag + AuCl3 = AgCl3 + Au =>
Ag + AuCl3 = AgCl3 + Au
K + O + H = KOH =>
K + O + H = KOH
ZnFeS2 + O2 = Zn + FeO + SO2 =>
2 ZnFeS2 + 5 O2 = 2 Zn + 2 FeO + 4 SO2
Br + MgI2 = MgBr2 + I =>
2 Br + MgI2 = MgBr2 + 2 I
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
Br + MgI2 = BrI + Mg =>
2 Br + MgI2 = 2 BrI + Mg
NaI + PbSO4 = PbI2 + Na2SO4 =>
2 NaI + PbSO4 = PbI2 + Na2SO4
H2SO4 + Fe = FeSO4 + S + H2O =>
4 H2SO4 + 3 Fe = 3 FeSO4 + S + 4 H2O
SrSO4 + AgNO3 = Sr(NO3)2 + Ag2SO4 =>
SrSO4 + 2 AgNO3 = Sr(NO3)2 + Ag2SO4
Ni(OH)2(s) = NiO(s) + H2O(s) =>
Ni(OH)2(s) = NiO(s) + H2O(s)
MgSO4 + K2HPO4 = MgHPO4 + K2SO4 =>
MgSO4 + K2HPO4 = MgHPO4 + K2SO4
HBrO3 + H2O = H3O{+} + BrO3{-} =>
HBrO3 + H2O = H3O{+} + BrO3{-}
H2SIO3 + KOH = K2SIO3 + H2O =>
H2SIO3 + 2 KOH = K2SIO3 + 2 H2O
H{+} + Cr2O7{2-} + Fe{2+} = Cr{3+} + Fe{4+} + H2O =>
14 H{+} + Cr2O7{2-} + 3 Fe{2+} = 2 Cr{3+} + 3 Fe{4+} + 7 H2O
Hg + H3Po4 = Hg3(Po4)2 + H2 =>
3 Hg + 2 H3Po4 = Hg3(Po4)2 + 3 H2
C6H12NH2 + O2 = CO2 + H2O + N2 =>
2 C6H12NH2 + 19 O2 = 12 CO2 + 14 H2O + N2
CaSiO3(s) + HF(aq) = CaF2(aq) + SiF4(g) + H2O(l) =>
CaSiO3(s) + 6 HF(aq) = CaF2(aq) + SiF4(g) + 3 H2O(l)
Ba + AgNO3 = Ba(NO3)2 + Ag =>
Ba + 2 AgNO3 = Ba(NO3)2 + 2 Ag
Ba(OH)2 + C2H3NaO2 = NaOH + Ba(C2H3O2)2 =>
Ba(OH)2 + 2 C2H3NaO2 = 2 NaOH + Ba(C2H3O2)2
Cd + Cl{-} = CdCl{+} + {-} =>
Cd + Cl{-} = CdCl{+} + 2e
SO4Na + H2O = SO3 + Na(OH)2 =>
SO4Na + H2O = SO3 + Na(OH)2
Cl2 + SO2 + H2O = H2SO4 + Hydrogenchloride =>
Cl2 + SO2 + 2 H2O = H2SO4 + 2 HCl
Pb(NO3)2 + CaCO3 = Ca(NO3)2 + PbCO3 =>
Pb(NO3)2 + CaCO3 = Ca(NO3)2 + PbCO3
Mg2 + I = MgI2 =>
Mg2 + 4 I = 2 MgI2
Al + Cu2(SO3) = Al(SO3) + Cu =>
Al + Cu2(SO3) = Al(SO3) + 2 Cu
CH3CH2ONa + CH3Br = CH3CH2Br + NaOCH3 =>
CH3CH2ONa + CH3Br = CH3CH2Br + NaOCH3
Na2S + FeCl3 = FeS + NaCl + S =>
3 Na2S + 2 FeCl3 = 2 FeS + 6 NaCl + S
H2SiO3 + CuCl2 = CuSiO3 + HCl =>
H2SiO3 + CuCl2 = CuSiO3 + 2 HCl
MgI2 + Br = MgBr2 + I2 =>
MgI2 + 2 Br = MgBr2 + I2
H2O + CO2 = H2CO3 =>
H2O + CO2 = H2CO3
HN3 + NaOH = NaN3 + H2O =>
HN3 + NaOH = NaN3 + H2O
NaCO3 + AgNO3 = NaNO3 + AgCO3 =>
NaCO3 + AgNO3 = NaNO3 + AgCO3
MgO + CH3COOH = H2O + Mg(CH3COO)2 =>
MgO + 2 CH3COOH = H2O + Mg(CH3COO)2
Ba3(PO4)2 + C + SiO2 = BaSiO3 + CO + P =>
Ba3(PO4)2 + 5 C + 3 SiO2 = 3 BaSiO3 + 5 CO + 2 P
CuO + C = CO2 + Cu =>
2 CuO + C = CO2 + 2 Cu
Sc(OH) + HNO3 = Sc(NO3) + H2O =>
Sc(OH) + HNO3 = Sc(NO3) + H2O
CH2 = CHCH2CH2CH3 =>
4 CH2 = CHCH2CH2CH3
AhNO3 + Cu = Cu(NO3)2 + Ah =>
2 AhNO3 + Cu = Cu(NO3)2 + 2 Ah
C3H8 + O2 = CO2 + H2O365 =>
C3H8 + 733 O2 = 3 CO2 + 4 H2O365
Li + AlCl3 = LiCl + Al =>
3 Li + AlCl3 = 3 LiCl + Al
Cd + Sn2{+} = Cd2{+} + Sn =>
2 Cd + Sn2{+} = Cd2{+} + 2 Sn
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