| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH4N2O + 2 NaOH = 2 NH3 + Na2CO3
Bi(NO3)3 + Sn(OH)2 + NaOH = Na2[Sn(OH)6] + Bi + NaNO3 =>
2 Bi(NO3)3 + 3 Sn(OH)2 + 12 NaOH = 3 Na2[Sn(OH)6] + 2 Bi + 6 NaNO3
CaCO3 + HCl(aq) = CaCl2 + H2O(l) + CO2(g) =>
CaCO3 + 2 HCl(aq) = CaCl2 + H2O(l) + CO2(g)
MnO4{-} + S{2-} + H3O{+} = Mn2{+} + SO2 + H2O =>
12 MnO4{-} + 13 S{2-} + 44 H3O{+} = 6 Mn2{+} + 13 SO2 + 66 H2O
C12H22O11N + H2O = CH4 + CO2 + NH3 =>
8 C12H22O11N + 14 H2O = 45 CH4 + 51 CO2 + 8 NH3
CH3OH + O = CH3COOH + H2O =>
2 CH3OH + 2 O = CH3COOH + 2 H2O
HI(aq) + KHCO3(aq) = HCHO3 + KI =>
HI(aq) + KHCO3(aq) = HCHO3 + KI
FeCl2 + HNO3 = Fe(NO3)3 + NOCl + Cl2 + H2O =>
2 FeCl2 + 8 HNO3 = 2 Fe(NO3)3 + 2 NOCl + Cl2 + 4 H2O
Ba(HCO3)2 + NaOH = NaHCO3 + Ba(OH)2 =>
Ba(HCO3)2 + 2 NaOH = 2 NaHCO3 + Ba(OH)2
Al(s) + F2(g) = AlF =>
2 Al(s) + F2(g) = 2 AlF
LiCl + H2SO4 = LiSO4 + ClH2 =>
LiCl + H2SO4 = LiSO4 + ClH2
MeOH + KOH = MeK + H2O2 =>
MeOH + KOH = MeK + H2O2
Cu + HBr = CuBr2 + H2 =>
Cu + 2 HBr = CuBr2 + H2
FeCl3 + KI + H2O = Fe(OH)3 + I2 + KCl + H2 =>
2 FeCl3 + 6 KI + 6 H2O = 2 Fe(OH)3 + 3 I2 + 6 KCl + 3 H2
NaOH + CuSO4 = NaSO4(aq) + CuOH(s) =>
NaOH + CuSO4 = NaSO4(aq) + CuOH(s)
Mn + O2 + KOH = K2MnO4 + H2O =>
2 Mn + 3 O2 + 4 KOH = 2 K2MnO4 + 2 H2O
NaHCO3 + HC2H3O2 = NaC2H3O2 + H2CO3H2CO3 = H2O + CO2NaHCO3 + HC2H3O2NaC2H3O2 + H2O + CO2 =>
2 NaHCO3 + 2 HC2H3O2 = 2 NaC2H3O2 + H2CO3H2CO3
MnO2(s) + HCl(aq) = MnCl2(s) + Cl2(g) + H2O(l) =>
MnO2(s) + 4 HCl(aq) = MnCl2(s) + Cl2(g) + 2 H2O(l)
(NH4)2CO3 + H2O = H2CO3 + NH4OH =>
(NH4)2CO3 + 2 H2O = H2CO3 + 2 NH4OH
C5H12 + F2 = CF2 + HF =>
C5H12 + 11 F2 = 5 CF2 + 12 HF
Ag2O2 + MnSO4 + H2O = HMnO4 + Ag2O + H2SO4 =>
5 Ag2O2 + 2 MnSO4 + 3 H2O = 2 HMnO4 + 5 Ag2O + 2 H2SO4
Ba(Na3)2 + H2SO4 = BaSO4 + HNa3 =>
Ba(Na3)2 + H2SO4 = BaSO4 + 2 HNa3
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
CuSO4(aq) + NaOH(aq) = Cu(OH)2(s) + Na2SO4(aq) =>
CuSO4(aq) + 2 NaOH(aq) = Cu(OH)2(s) + Na2SO4(aq)
LiOH + Fe(No3)2 = LiNo3 + Fe(OH)2 =>
2 LiOH + Fe(No3)2 = 2 LiNo3 + Fe(OH)2
NaOHCO2 + CH3COOH = CH3COONa + CO2 + H2O =>
NaOHCO2 + CH3COOH = CH3COONa + CO2 + H2O
N2O + S = SO2 + N =>
2 N2O + S = SO2 + 4 N
Cr7C42N66O24H96 + KMnO4 + H2SO4 = K2Cr2O7 + MnSO4 + KNO3 + K2SO4 + H2O + CO2 =>
10 Cr7C42N66O24H96 + 1176 KMnO4 + 1399 H2SO4 = 35 K2Cr2O7 + 1176 MnSO4 + 660 KNO3 + 223 K2SO4 + 1879 H2O + 420 CO2
Ta + HgO = Hg + Ta2O5 =>
2 Ta + 5 HgO = 5 Hg + Ta2O5
C5H10O2 + NaOH = C5H9NaO2 + H2O =>
C5H10O2 + NaOH = C5H9NaO2 + H2O
CH3COOH + SO4{-} + H{+} = CO2 + H2S + H2O =>
9 CH3COOH + 8 SO4{-} + 8 H{+} = 18 CO2 + 8 H2S + 14 H2O
HCl + Cu + NaNO3 = H2O + Cu(NO3)2 + NaCl + NO2 =>
4 HCl + Cu + 4 NaNO3 = 2 H2O + Cu(NO3)2 + 4 NaCl + 2 NO2
Mg + Na3PO4 = Mg3(PO4)2 + Na =>
3 Mg + 2 Na3PO4 = Mg3(PO4)2 + 6 Na
HCl + CO2 = CO2(HCl)2 =>
2 HCl + CO2 = CO2(HCl)2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C6H8O7 + NaH(CO3) = H2O + CO2 + Na3C6H5O7 =>
C6H8O7 + 3 NaH(CO3) = 3 H2O + 3 CO2 + Na3C6H5O7
Re2O7 = Re + O3(classificaiton) =>
3 Re2O7 = 6 Re + 7 O3(classificaiton)
Bi + O = Bi2O3 =>
2 Bi + 3 O = Bi2O3
LiOH + SnCl2 = Sn(OH)2 + LiCl =>
2 LiOH + SnCl2 = Sn(OH)2 + 2 LiCl
Al(BH4)3 + NO2 + NH3 = Al2O3 + BN + H2 =>
8 Al(BH4)3 + 6 NO2 + 18 NH3 = 4 Al2O3 + 24 BN + 75 H2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
H2SO4(dil) + NaOH = Na2SO4 + H2O =>
H2SO4(dil) + 2 NaOH = Na2SO4 + 2 H2O
H3PO4 + BaCl2 = Ba3(PO4)2 + HCl =>
2 H3PO4 + 3 BaCl2 = Ba3(PO4)2 + 6 HCl
Ag + Au(ClO3)4 = AgClO3 + Au =>
4 Ag + Au(ClO3)4 = 4 AgClO3 + Au
CS2 + Cl = CCl4 + S =>
CS2 + 4 Cl = CCl4 + 2 S
Al(ClO4)3 + Na2S5 + NaOH = NaCl + Na2SO4 + NaAlO2 + H2O =>
4 Al(ClO4)3 + 3 Na2S5 + 40 NaOH = 12 NaCl + 15 Na2SO4 + 4 NaAlO2 + 20 H2O
C10H7(OH) + O2 = CO2 + H2O =>
2 C10H7(OH) + 23 O2 = 20 CO2 + 8 H2O
H2S + BrO3{-} = SO4{2-} + Br{-} + H{+} =>
3 H2S + 4 BrO3{-} = 3 SO4{2-} + 4 Br{-} + 6 H{+}
Mg + H2O + CO2 = CO3(MgOH)2 + CO =>
2 Mg + H2O + 3 CO2 = CO3(MgOH)2 + 2 CO
Pb + K = PbK =>
Pb + K = PbK
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Équations équilibrées sur04/21/25
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