| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 CH3COOH + 4 NH3 = 4 CH3NH2 + 2 H2O + 2 CO2
Ca(OH)2 + NaHSO4 = CaSO4 + NaOH + H2O =>
Ca(OH)2 + NaHSO4 = CaSO4 + NaOH + H2O
MnS + HCl = H2S + MnCl2 =>
MnS + 2 HCl = H2S + MnCl2
MgO + ZnSO4 + H2O = Zn(OH)2 + MgSO4 =>
MgO + ZnSO4 + H2O = Zn(OH)2 + MgSO4
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
Cr + Pb(NO3)2 = Cr(NO3)3 + Pb =>
2 Cr + 3 Pb(NO3)2 = 2 Cr(NO3)3 + 3 Pb
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
NaOH + Ne = NeOH + Na =>
NaOH + Ne = NeOH + Na
CaCl2 + NaHCO3 = NaCl + Ca2(CO3)2 + CO2 + H2O =>
2 CaCl2 + 4 NaHCO3 = 4 NaCl + Ca2(CO3)2 + 2 CO2 + 2 H2O
BaCl2 + Na2CO3 = BaCO3 + NaCl =>
BaCl2 + Na2CO3 = BaCO3 + 2 NaCl
Ba(OH)2 + H3PO4 = (BaOH)3PO4 + H2O =>
3 Ba(OH)2 + H3PO4 = (BaOH)3PO4 + 3 H2O
CH3COOH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CO2 + H2O =>
3 CH3COOH + 4 K2Cr2O7 + 16 H2SO4 = 4 Cr2(SO4)3 + 4 K2SO4 + 6 CO2 + 22 H2O
Ti + MoO3 = Ti2O3 + Mo =>
2 Ti + MoO3 = Ti2O3 + Mo
Mg(OH)2 + (NH4)3PO4 = Mg3(PO4)2 + NH3 + H2O =>
3 Mg(OH)2 + 2(NH4)3PO4 = Mg3(PO4)2 + 6 NH3 + 6 H2O
H2Te + H2SO4 = H2TeO4 + SO + H2O =>
H2Te + 2 H2SO4 = H2TeO4 + 2 SO + 2 H2O
Co + KMnO4 + H2SO4 = Co2(SO4)3 + K2SO4 + MnSO4 + H2O =>
10 Co + 6 KMnO4 + 24 H2SO4 = 5 Co2(SO4)3 + 3 K2SO4 + 6 MnSO4 + 24 H2O
Zn(OH)2 = ZnO2{2-} + H{+} =>
Zn(OH)2 = ZnO2{2-} + 2 H{+}
C3H5(NO3)3 = CO2 + N2 + O2 + H2O =>
4 C3H5(NO3)3 = 12 CO2 + 6 N2 + O2 + 10 H2O
Magnesiumoxide + phosphoricacid = magnesiumphosphate + water =>
3 MgO + 2 H3PO4 = Mg3(PO4)2 + 3 H2O
Fe(OH)2 + NaOH = NaFe(OH)3 =>
Fe(OH)2 + NaOH = NaFe(OH)3
OH{-} + I2 + S2O32{-} = I{-} + SO42{-} + H2O =>
208 OH{-} + 103 I2 + 2 S2O32{-} = 206 I{-} + 4 SO42{-} + 104 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Mg(NO3)2 + Ca2SiO3 = MgSiO3 + CaNO3 =>
Mg(NO3)2 + Ca2SiO3 = MgSiO3 + 2 CaNO3
LiF + Mg = MgF2 + Li =>
2 LiF + Mg = MgF2 + 2 Li
FeS2 + KNO3 = Fe2O3 + KNO2 + SO2 =>
2 FeS2 + 11 KNO3 = Fe2O3 + 11 KNO2 + 4 SO2
KOH + Zn(OH)2 + SO2 = ZnSO3 + KHSO4 + H2 =>
KOH + Zn(OH)2 + 2 SO2 = ZnSO3 + KHSO4 + H2
H2SeO4 + Al(OH)3 = Al(OH)SeO4 + H2O =>
H2SeO4 + Al(OH)3 = Al(OH)SeO4 + 2 H2O
Na2S + CO2 + H2O = NaHCO3 + H2S =>
Na2S + 2 CO2 + 2 H2O = 2 NaHCO3 + H2S
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
H2CrO4 + K2SO3 = K2CrO4 + H2O + SO2 =>
H2CrO4 + K2SO3 = K2CrO4 + H2O + SO2
Na(SO4)3 + Mg = Mg(SO4)3 + Na =>
Na(SO4)3 + Mg = Mg(SO4)3 + Na
KI + NaCO = NaI + KCO =>
KI + NaCO = NaI + KCO
Mg(NO3)2 + Sn = Sn(NO3)4 + Mg =>
2 Mg(NO3)2 + Sn = Sn(NO3)4 + 2 Mg
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
NiCO3 + H3O = H2O + Ni + H2CO3 =>
NiCO3 + 2 H3O = 2 H2O + Ni + H2CO3
P4 + O2 = P2O =>
P4 + O2 = 2 P2O
ZnS + HNO3 = Zn(NO3)2 + H2S =>
ZnS + 2 HNO3 = Zn(NO3)2 + H2S
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CH3COOH + PCl5 = CH3COCl + H3PO4 + HCl =>
4 CH3COOH + PCl5 = 4 CH3COCl + H3PO4 + HCl
CO + Al = AlC + O =>
CO + Al = AlC + O
(CH3CH2)3N + HCl = (CH3CH2)3NHCl =>
(CH3CH2)3N + HCl = (CH3CH2)3NHCl
Zn(NO3)2 + NH3 = Zn(OH)2 + NOH =>
Zn(NO3)2 + 2 NH3 = Zn(OH)2 + 4 NOH
Mg(NO3)2 + H2SO4 = HNO3 + MgSO4 =>
Mg(NO3)2 + H2SO4 = 2 HNO3 + MgSO4
MgCl2 + Li2CO3 = MgCO3 + LiCl =>
MgCl2 + Li2CO3 = MgCO3 + 2 LiCl
Zn(OH)2 + MgCl2 = ZnCl2 + Mg(OH)2 =>
Zn(OH)2 + MgCl2 = ZnCl2 + Mg(OH)2
AgNO3 + MgCl = AgCl + MgNO3 =>
AgNO3 + MgCl = AgCl + MgNO3
Cl + O = ClO =>
Cl + O = ClO
Cr2O3 + HNO3 = CrO3 + HNO2 =>
Cr2O3 + 3 HNO3 = 2 CrO3 + 3 HNO2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
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