Équations équilibrées la veille |
CaCl2 + Na2C2O4 = CaC2O4 + 2(NaCl)
PbNi + H2SO4 = PbSO4 + NiH2 =>
PbNi + H2SO4 = PbSO4 + NiH2
CaCl2 + KOH = Ca(OH)2 + KCl =>
CaCl2 + 2 KOH = Ca(OH)2 + 2 KCl
Cr(OH)3 + NaOH = Na3CrO3 + H2O =>
Cr(OH)3 + 3 NaOH = Na3CrO3 + 3 H2O
KClO4 + Al + HCl = AlCl3 + KCl + H2O =>
3 KClO4 + 8 Al + 24 HCl = 8 AlCl3 + 3 KCl + 12 H2O
CaCl2 + KCO3 = KCl + Ca(CO3)2 =>
CaCl2 + 2 KCO3 = 2 KCl + Ca(CO3)2
Ca + Br2 = CaBr3 =>
2 Ca + 3 Br2 = 2 CaBr3
O + HOH = (OH)2 =>
O + HOH = (OH)2
Na2SeO3 + HCl + H2S = NaCl + S + Se + H2O =>
Na2SeO3 + 2 HCl + 2 H2S = 2 NaCl + 2 S + Se + 3 H2O
As4O6 + Cl + H2O = H3AsO4 + HCl =>
As4O6 + 8 Cl + 10 H2O = 4 H3AsO4 + 8 HCl
KMnO4 + NaOH = KOH + Na + MnO4 =>
KMnO4 + NaOH = KOH + Na + MnO4
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
K + Br(NO2) = K(NO2) + Br2 =>
2 K + 2 Br(NO2) = 2 K(NO2) + Br2
Ag4[Fe(CN)6] + HNO3 = Ag3[Fe(CN)6] + NO2 + AgNO3 + H2O =>
Ag4[Fe(CN)6] + 2 HNO3 = Ag3[Fe(CN)6] + NO2 + AgNO3 + H2O
C13H35O4P + O2 = CO2 + H2O + P2O5 =>
2 C13H35O4P + 42 O2 = 26 CO2 + 35 H2O + P2O5
Li3(PO4) + Mg(NO3)3 = Li(NO3) + Mg(PO4) =>
Li3(PO4) + Mg(NO3)3 = 3 Li(NO3) + Mg(PO4)
Nb + Nb2O5 = NbO2 =>
Nb + 2 Nb2O5 = 5 NbO2
CH3COOH + LiOH = H2O + C2H3LiO2 =>
CH3COOH + LiOH = H2O + C2H3LiO2
MgBr2 + MnO4 + H2SO4 = MnSO4 + H2O + Br2 + MgSO4 =>
3 MgBr2 + MnO4 + 4 H2SO4 = MnSO4 + 4 H2O + 3 Br2 + 3 MgSO4
C26H21N5O19S6Na4 + H2O2 = H2O + C26H20N5O19S6Na4 =>
2 C26H21N5O19S6Na4 + H2O2 = 2 H2O + 2 C26H20N5O19S6Na4
CuCrO4 + KI + H2SO4 = CuI + I2 + Cr2(SO4)3 + K2SO4 + H2O =>
2 CuCrO4 + 10 KI + 8 H2SO4 = 2 CuI + 4 I2 + Cr2(SO4)3 + 5 K2SO4 + 8 H2O
TiCO3 = TiO2 + CO =>
TiCO3 = TiO2 + CO
Fe2(Cr2O7)3 + Pb(MnO4)4 = Fe(MnO4)3 + Pb(Cr2O7)2 =>
2 Fe2(Cr2O7)3 + 3 Pb(MnO4)4 = 4 Fe(MnO4)3 + 3 Pb(Cr2O7)2
HCOOH + MnO4 = H2O + CO2 + Mn =>
4 HCOOH + MnO4 = 4 H2O + 4 CO2 + Mn
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Na2CO3 + CdCl2 = Na2Cl2 + CdCO3 =>
Na2CO3 + CdCl2 = Na2Cl2 + CdCO3
Cu20 + H2SO4 = SO2 + CuSO4 + H2O =>
Cu20 + 40 H2SO4 = 20 SO2 + 20 CuSO4 + 40 H2O
Cd(OH)2 + HClO4 = Cd(ClO4)2 + H2O =>
Cd(OH)2 + 2 HClO4 = Cd(ClO4)2 + 2 H2O
KNO2 + KClO3 + H2SO4 = K2SO4 + KNO3 + H2O + Cl2 =>
5 KNO2 + 2 KClO3 + H2SO4 = K2SO4 + 5 KNO3 + H2O + Cl2
LiOHBaCl2 = BaOHLiCl2 =>
LiOHBaCl2 = BaOHLiCl2
Mg + AgCl = MgCl2 + Ag =>
Mg + 2 AgCl = MgCl2 + 2 Ag
Na2Cr2O7 + FeSO4 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + NaSO4 + H2O =>
Na2Cr2O7 + 4 FeSO4 + 7 H2SO4 = 2 Fe2(SO4)3 + Cr2(SO4)3 + 2 NaSO4 + 7 H2O
Cu2O + H2S = Cu2S + H2O =>
Cu2O + H2S = Cu2S + H2O
HI + K = KH + I2 =>
2 HI + 2 K = 2 KH + I2
Ag(ClO)3 + Ni(NO3)2 = Ag(NO3)3 + Ni(ClO)2 =>
2 Ag(ClO)3 + 3 Ni(NO3)2 = 2 Ag(NO3)3 + 3 Ni(ClO)2
CuC2O4 + NH3 = CuNH3 + C2O4 =>
CuC2O4 + NH3 = CuNH3 + C2O4
Cu(C2H3O2) + Li3PO4 = Li(C2H3O2) + Cu3(PO4) =>
3 Cu(C2H3O2) + Li3PO4 = 3 Li(C2H3O2) + Cu3(PO4)
CaO + H2C2O4*2H2O = CaC2O4*2H2O + H2O =>
CaO + H2C2O4*2H2O = CaC2O4*2H2O + H2O
Zn + K2CrO7 + H2SO4 = ZnSO4 + Cr2(SO4)3 + K2(SO4) + H2O =>
9 Zn + 2 K2CrO7 + 14 H2SO4 = 9 ZnSO4 + Cr2(SO4)3 + 2 K2(SO4) + 14 H2O
CH30H + H2SO4 + K2Cr2O7 = HCHO + K2SO4 + Cr2(SO4)3 + H2O =>
6 CH30H + 124 H2SO4 + 31 K2Cr2O7 = 6 HCHO + 31 K2SO4 + 31 Cr2(SO4)3 + 211 H2O
PBr3 + NaOH = NaBr + Na3PO3 + H2O =>
PBr3 + 6 NaOH = 3 NaBr + Na3PO3 + 3 H2O
COS + HF = CHFOS =>
COS + HF = CHFOS
NC3H9O + KMnO4 + H2SO4 = NC3H2O2 + K2SO4 + MnSO4 + H2O =>
10 NC3H9O + 18 KMnO4 + 27 H2SO4 = 10 NC3H2O2 + 9 K2SO4 + 18 MnSO4 + 62 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
(NH4)2SO4 + HCOH = (CH2)6N4 + H2SO4 + H2O =>
2(NH4)2SO4 + 6 HCOH = (CH2)6N4 + 2 H2SO4 + 6 H2O
C6H6N2O2 + O2 = CO2 + H2O + HNO3 =>
C6H6N2O2 + 9 O2 = 6 CO2 + 2 H2O + 2 HNO3
C6H6O + OH = CO2 + H2O =>
C6H6O + 28 OH = 6 CO2 + 17 H2O
C10H18N2Na2O10 + Pb(OH)2 = C10H12N2Na2O8Pb + H2O =>
C10H18N2Na2O10 + Pb(OH)2 = C10H12N2Na2O8Pb + 4 H2O
H1 + OH = H2O =>
H1 + OH = H2O
H2 + Ba(OH)2 = Ba + H2O =>
H2 + Ba(OH)2 = Ba + 2 H2O
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