Équations équilibrées la veille | Équations équilibrées le lendemain |
3 S2O3{2-} + 2 Sb2O5 + 6 H{+} + 3 H2O = 4 SbO + 6 H2SO3
GaBr3 + F2 = Br2 + GaF3 =>
2 GaBr3 + 3 F2 = 3 Br2 + 2 GaF3
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
CH3COOH + BaCO3 = (CH3COO)2Ba + H2CO3 =>
2 CH3COOH + BaCO3 = (CH3COO)2Ba + H2CO3
HNO2 + Co(OH)3 = Co(NO2)3 + H2O =>
3 HNO2 + Co(OH)3 = Co(NO2)3 + 3 H2O
HI + MnO2 = MnI + H2O + I =>
4 HI + MnO2 = MnI + 2 H2O + 3 I
Ca2OH + CO2 = Ca2HCO3 =>
Ca2OH + CO2 = Ca2HCO3
CaC2 + Al2O3 = Al4C3 + CaCO3 + Al =>
3 CaC2 + 3 Al2O3 = Al4C3 + 3 CaCO3 + 2 Al
H2O(l) + NO2(g) = NH3(g) + O2(g) =>
6 H2O(l) + 4 NO2(g) = 4 NH3(g) + 7 O2(g)
AgCl + Ca(OH)2 = CaCl2 + AgOH =>
2 AgCl + Ca(OH)2 = CaCl2 + 2 AgOH
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
O2 + ZnS = ZnO + S6 =>
3 O2 + 6 ZnS = 6 ZnO + S6
C6H2(NO2)3OH + NaOH = NaC6H2(NO2)3O + H2O =>
C6H2(NO2)3OH + NaOH = NaC6H2(NO2)3O + H2O
Ba + HNO3 = Ba(NO3)2 + H2O + N2O =>
4 Ba + 10 HNO3 = 4 Ba(NO3)2 + 5 H2O + N2O
Al + H2(CO3) = Al(CO3) + H2 =>
Al + H2(CO3) = Al(CO3) + H2
AlCl3 + H2O = Al(OH)Cl2 + HCl =>
AlCl3 + H2O = Al(OH)Cl2 + HCl
K2OsO4(OH)2 + KHCO3 = OsO4 + K2CO3 + H2O =>
K2OsO4(OH)2 + 2 KHCO3 = OsO4 + 2 K2CO3 + 2 H2O
NaSO4 + NH4OHAgNO3 = NaAgNO3 + SO4NH4OH =>
NaSO4 + NH4OHAgNO3 = NaAgNO3 + SO4NH4OH
CH3COONH4 + KOH = CH3COONH4KOH =>
CH3COONH4 + KOH = CH3COONH4KOH
(NH4)3PO4 + Zn(NO3)2 = Zn3(PO4)2 + (NH4)(NO3) =>
2(NH4)3PO4 + 3 Zn(NO3)2 = Zn3(PO4)2 + 6(NH4)(NO3)
KClO3 + HF = F2 + KCl + H2O =>
KClO3 + 6 HF = 3 F2 + KCl + 3 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Ni3 + NaOH = NiOH + Na3Ni =>
4 Ni3 + 9 NaOH = 9 NiOH + 3 Na3Ni
CaSO4 + CaS = CaO + SO2 =>
3 CaSO4 + CaS = 4 CaO + 4 SO2
Pb + S = PbS =>
Pb + S = PbS
CaS + HBr = CaBr2 + H2S =>
CaS + 2 HBr = CaBr2 + H2S
HIO + NH4OH = NH4 + IO + H2O =>
HIO + NH4OH = NH4 + IO + H2O
C3H7COOH + BaO = (C3H7COO)2Ba + H2O =>
2 C3H7COOH + BaO = (C3H7COO)2Ba + H2O
C2H5OH + NaOH = C2H5ONa + H2O =>
C2H5OH + NaOH = C2H5ONa + H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
BaS + Ti(OH)4 = Ba(OH)2 + Ti2S4 =>
4 BaS + 2 Ti(OH)4 = 4 Ba(OH)2 + Ti2S4
KBr + CaS = K2S + CaBr2 =>
2 KBr + CaS = K2S + CaBr2
Ca + Hg(NO3)2 = Ca(NO3)2 + Hg2 =>
2 Ca + 2 Hg(NO3)2 = 2 Ca(NO3)2 + Hg2
CaS + HCl = CaCl2 + H2S =>
CaS + 2 HCl = CaCl2 + H2S
NaOH + H2O = NaH + H2O2 =>
NaOH + H2O = NaH + H2O2
Bi(NO3)3 + Sr(NO3)2 + Ca(NO3)2 + Cu(NO3)2 + KOH = Bi2Sr2Ca2Cu3O10 + KNO3 + H2O =>
2 Bi(NO3)3 + 2 Sr(NO3)2 + 2 Ca(NO3)2 + 3 Cu(NO3)2 + 20 KOH = Bi2Sr2Ca2Cu3O10 + 20 KNO3 + 10 H2O
Al4C3 + HCl = AlCl3 + CH4 =>
Al4C3 + 12 HCl = 4 AlCl3 + 3 CH4
HgO(t) = Hg + O2 =>
2 HgO(t) = 2 Hg + O2
Mg(C2H3O2)2 + CuSO4 = MgSO4 + Cu(C2H3O2)2 =>
Mg(C2H3O2)2 + CuSO4 = MgSO4 + Cu(C2H3O2)2
Na2CO3 + RbNO3 + Nb2O5 = Rb05Na05NbO3 + CO2 + NO + O2 =>
5 Na2CO3 + 10 RbNO3 + Nb2O5 = 2 Rb05Na05NbO3 + 5 CO2 + 10 NO + 12 O2
K2SO3(aq) + ZnCl2(aq) = ZnSO3(s) + KCl(aq) =>
K2SO3(aq) + ZnCl2(aq) = ZnSO3(s) + 2 KCl(aq)
C7H10 + H2O = C7H12O =>
C7H10 + H2O = C7H12O
Fe(s) + CuSO4 = Fe2(SO4)3 + Cu =>
2 Fe(s) + 3 CuSO4 = Fe2(SO4)3 + 3 Cu
HI + KIO3 = I2 + H2O + KI =>
6 HI + KIO3 = 3 I2 + 3 H2O + KI
Au2O3 + Al2O3 = AuAlO3 =>
Au2O3 + Al2O3 = 2 AuAlO3
Tc + Cl2 = TcCl4 =>
Tc + 2 Cl2 = TcCl4
NiSO4 + (NH3) = Ni + (NH3)SO4 =>
NiSO4 + (NH3) = Ni + (NH3)SO4
CaSO3 + CaS = Ca + SO2 =>
2 CaSO3 + CaS = 3 Ca + 3 SO2
CuO + Fe2 = Cu + FeO =>
2 CuO + Fe2 = 2 Cu + 2 FeO
CO + I2 = COI =>
2 CO + I2 = 2 COI
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