| Équations équilibrées la veille | Équations équilibrées le lendemain |
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
H2S + Fe2O3 = FeS + S + H2O =>
3 H2S + Fe2O3 = 2 FeS + S + 3 H2O
Zn{2+} + NaOH = Zn(OH)4{2-} + Na{+} =>
Zn{2+} + 4 NaOH = Zn(OH)4{2-} + 4 Na{+}
KMnO4 + Na2S2O + H2SO4 = K2SO4 + MnSO4 + H2O + Na2SO4 =>
12 KMnO4 + 5 Na2S2O + 13 H2SO4 = 6 K2SO4 + 12 MnSO4 + 13 H2O + 5 Na2SO4
KCl + Na2SO4 = K2SO4 + ClNa =>
2 KCl + Na2SO4 = K2SO4 + 2 ClNa
ClH2CO2H + NaOH = NaH2CO2H + ClOH =>
ClH2CO2H + NaOH = NaH2CO2H + ClOH
HBr + HNO3 = NO2 + Br2 + H2O =>
2 HBr + 2 HNO3 = 2 NO2 + Br2 + 2 H2O
C3H5 + NO + O2 = C3N + H2O =>
4 C3H5 + 4 NO + 3 O2 = 4 C3N + 10 H2O
PbS + K2O2 + H2SO4 = PbSO4 + K2SO4 + H2O =>
PbS + 4 K2O2 + 4 H2SO4 = PbSO4 + 4 K2SO4 + 4 H2O
CH3CH2COOH + K2CO3 = CO2 + H2O + CH3CH2COOK =>
2 CH3CH2COOH + K2CO3 = CO2 + H2O + 2 CH3CH2COOK
Al(NO3)3 + NH3 = AlH3 + N(NO3)3 =>
Al(NO3)3 + NH3 = AlH3 + N(NO3)3
Cu + CH3COOAg = CH3COOCu + Ag =>
Cu + CH3COOAg = CH3COOCu + Ag
H2SO4 = H2O + SO3 =>
H2SO4 = H2O + SO3
C4H9ONO + N2H4*H2O + RbOH = RbN3 + C4H9OH + H2O =>
C4H9ONO + N2H4*H2O + RbOH = RbN3 + C4H9OH + 3 H2O
Ag2S + NaCN + O2 + H2O = NaAg(CN)2 + S + NaOH =>
2 Ag2S + 8 NaCN + O2 + 2 H2O = 4 NaAg(CN)2 + 2 S + 4 NaOH
H2SiF6 + NaOH = NaF + SiO2 + HF =>
H2SiF6 + 2 NaOH = 2 NaF + SiO2 + 4 HF
Na2ClO3 + HCl = NaCl + H2O + Cl2 =>
2 Na2ClO3 + 12 HCl = 4 NaCl + 6 H2O + 5 Cl2
MgCl2 = Mg + Cl2 =>
MgCl2 = Mg + Cl2
HBr + K2CO3 = H2CO3 + K2Br2 =>
2 HBr + K2CO3 = H2CO3 + K2Br2
CaSO3 + HI = H2Ca + I2SO3 =>
CaSO3 + 2 HI = H2Ca + I2SO3
H3AsO4 = As2O5 + H2O =>
2 H3AsO4 = As2O5 + 3 H2O
AgNo3 + CuBr2 = AgBr + Cu(No3)2 =>
2 AgNo3 + CuBr2 = 2 AgBr + Cu(No3)2
CaS + H2O = Ca(HS)2 + Ca(OH)2 =>
2 CaS + 2 H2O = Ca(HS)2 + Ca(OH)2
NaClO4 + NaI = NaCl + NaIO3 =>
3 NaClO4 + 4 NaI = 3 NaCl + 4 NaIO3
BaCl2 + Na2Co3 = BaCo3 + NaCl =>
BaCl2 + Na2Co3 = BaCo3 + 2 NaCl
H3AsO4 = As2O5 + H2O =>
2 H3AsO4 = As2O5 + 3 H2O
C8H8O2 + NaHCO3 = H2O + CO2 + NaC8H7O2 =>
C8H8O2 + NaHCO3 = H2O + CO2 + NaC8H7O2
V2O5 + C9S = C9O + V2S5 =>
V2O5 + 5 C9S = 5 C9O + V2S5
KOH + NaI = KI + NaOH =>
KOH + NaI = KI + NaOH
Sr + H2O = SrH2O =>
Sr + H2O = SrH2O
H3PO4 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
2 H3PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 H2O
KClO3 + KCl = K2Cl2O3 =>
KClO3 + KCl = K2Cl2O3
CaCO3 + H{+} = Ca{+2)+H2O+CO2 =>
CaCO3 + 2 H{+} = Ca{+2)+H2O+CO2
KClO3 + KNO2 + H2SO4 = KCl + NO2 + K2SO4 + H2O =>
KClO3 + 6 KNO2 + 3 H2SO4 = KCl + 6 NO2 + 3 K2SO4 + 3 H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Nb2O5 + B4C = NbB2 + B2O3 + CO =>
7 Nb2O5 + 11 B4C = 14 NbB2 + 8 B2O3 + 11 CO
HBr + (NH4)2SO4 = H(NH4) + Br2(SO4) =>
2 HBr + (NH4)2SO4 = 2 H(NH4) + Br2(SO4)
Ca(OH)2 + Cl2O7 = CaO + Cl(OH)7 =>
7 Ca(OH)2 + Cl2O7 = 7 CaO + 2 Cl(OH)7
N2O3 = N2 + O2 =>
2 N2O3 = 2 N2 + 3 O2
H3BO3 = B2O3 + H2O =>
2 H3BO3 = B2O3 + 3 H2O
Fe2(CO3)3(s) = Fe2O3(s) + CO2(aq) =>
Fe2(CO3)3(s) = Fe2O3(s) + 3 CO2(aq)
BaS + KMnO4 = Ba(MnO4)2 + K2S =>
BaS + 2 KMnO4 = Ba(MnO4)2 + K2S
H3PO4 + CaO = Ca3(PO4)2 + H2O =>
2 H3PO4 + 3 CaO = Ca3(PO4)2 + 3 H2O
Mg + Al2(SO4)3 + H2O = MgSO4 + AlOH + H2 =>
3 Mg + Al2(SO4)3 + 2 H2O = 3 MgSO4 + 2 AlOH + H2
Al2(SO4)3 + BaCl2 = BaSO4 + AlCl3 =>
Al2(SO4)3 + 3 BaCl2 = 3 BaSO4 + 2 AlCl3
CuSO4 + Na(OH) = Cu(OH)2 + Na2(SO4) =>
CuSO4 + 2 Na(OH) = Cu(OH)2 + Na2(SO4)
сера + озон = диоксидсеры =>
3 S + 2 O3 = 3 SO2
Mg + H2SO3 = Mg(HSO3)2 + H2 =>
Mg + 2 H2SO3 = Mg(HSO3)2 + H2
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/13/25
Équations équilibrées sur02/12/24
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