Équations équilibrées la veille |
CaAl2Si2O8 + 2 H + 2 H2O = 2 Al(OH)3 + 2 SiO2 + Ca
Pb(NO3)2 + KI = PbI2(s) + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2(s) + 2 KNO3
NaHCO3(s) + CH3COOH(aq) = CH3COONa(aq) + H2O(l) + CO2(g) =>
NaHCO3(s) + CH3COOH(aq) = CH3COONa(aq) + H2O(l) + CO2(g)
Al(s) + H2O2(aq) = Al2O3(s) + H2O(l) =>
2 Al(s) + 3 H2O2(aq) = Al2O3(s) + 3 H2O(l)
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
H2NCH2CH2COOH + O2 = CO2 + N2 + H2O =>
4 H2NCH2CH2COOH + 15 O2 = 12 CO2 + 2 N2 + 14 H2O
CuOHNO3 + NH4NO3 + NH3 = [Cu(NH3)4](NO3)2 + H2O =>
CuOHNO3 + NH4NO3 + 3 NH3 = [Cu(NH3)4](NO3)2 + H2O
NH4NO3 + K2O = (NH4)2O + KNO3 =>
2 NH4NO3 + K2O = (NH4)2O + 2 KNO3
F(s) + Ba(g) = BaF2(s) =>
2 F(s) + Ba(g) = BaF2(s)
CuS + H2SO4 = CuSO4 + SO2 + H2O =>
CuS + 4 H2SO4 = CuSO4 + 4 SO2 + 4 H2O
Cl2O5 + H2O = HClO3 =>
Cl2O5 + H2O = 2 HClO3
PbI2 = Pb + I =>
PbI2 = Pb + 2 I
Sn + NH4ClO4 = Sn2O3 + SnCl2 + NO + H2O =>
7 Sn + 6 NH4ClO4 = 2 Sn2O3 + 3 SnCl2 + 6 NO + 12 H2O
NaNO3 + H2SO4 + KI = H2O + I2 + K2SO4 + NO + Na2SO4 =>
2 NaNO3 + 4 H2SO4 + 6 KI = 4 H2O + 3 I2 + 3 K2SO4 + 2 NO + Na2SO4
Na3(Al(OH)6) = NaAlO2 + H2O + NaOH =>
Na3(Al(OH)6) = NaAlO2 + 2 H2O + 2 NaOH
CUS + H2SO4 = CUSO4 + SO2 + H2O =>
CUS + 4 H2SO4 = CUSO4 + 4 SO2 + 4 H2O
Fe(s) + AgC2H3O2(aq) = Fe(C2H3O2)2(aq) + Ag(s) =>
Fe(s) + 2 AgC2H3O2(aq) = Fe(C2H3O2)2(aq) + 2 Ag(s)
C17H36 + O2 = CO2 + H2O =>
C17H36 + 26 O2 = 17 CO2 + 18 H2O
Cs3P = Cs + P =>
Cs3P = 3 Cs + P
CH3CH(OH)COOH + H2O = CH3CH2CO + OH =>
CH3CH(OH)COOH + H2O = CH3CH2CO + 3 OH
C7H17 + O2 = CO2 + H2O =>
4 C7H17 + 45 O2 = 28 CO2 + 34 H2O
CuS + H2SO4 = CuSO4 + H2S =>
CuS + H2SO4 = CuSO4 + H2S
CuS + HNO3 = S + NO + Cu(NO3)2 + H2O =>
3 CuS + 8 HNO3 = 3 S + 2 NO + 3 Cu(NO3)2 + 4 H2O
NH4Cl(s) + Ca(OH)2 = NH3 + CaCl2 + H2O =>
2 NH4Cl(s) + Ca(OH)2 = 2 NH3 + CaCl2 + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NH4 + H2O = NH4OH + H =>
NH4 + H2O = NH4OH + H
HBO2 + H2O = H3O + BO2 =>
HBO2 + H2O = H3O + BO2
Al + MgSO4 = Al(SO4)2 + Mg =>
Al + 2 MgSO4 = Al(SO4)2 + 2 Mg
NH4 + H2O = NH4OH + H =>
NH4 + H2O = NH4OH + H
K2CrO4 + NaNO2 + H2SO4 = NaNO3 + Cr2(SO4)3 + K2SO4 + H2O =>
2 K2CrO4 + 3 NaNO2 + 5 H2SO4 = 3 NaNO3 + Cr2(SO4)3 + 2 K2SO4 + 5 H2O
NH2OH + I2 + KOH = N2 + KI + H2O =>
2 NH2OH + I2 + 2 KOH = N2 + 2 KI + 4 H2O
SCO3 = SO + CO2 =>
SCO3 = SO + CO2
Sb + O2 = Sb4O6 =>
4 Sb + 3 O2 = Sb4O6
Mg + SiO2 + HCO3 = MgSiO3 + CO2 + H2O =>
Mg + SiO2 + 2 HCO3 = MgSiO3 + 2 CO2 + H2O
SiO2 + SO3 = SO4 + SiO =>
SiO2 + SO3 = SO4 + SiO
Na2S + Sb + S = Na3SbS4 =>
3 Na2S + 2 Sb + 5 S = 2 Na3SbS4
NaMnO4 = Na + Mn + O2 =>
NaMnO4 = Na + Mn + 2 O2
Fe(SO4) + NH4Cl = FeCl2 + (NH4)2SO4 =>
Fe(SO4) + 2 NH4Cl = FeCl2 + (NH4)2SO4
FeBr3 + O2 = Fe2O3 + Br2 =>
4 FeBr3 + 3 O2 = 2 Fe2O3 + 6 Br2
SiF4 + O2 = SiO2 + OF2 =>
SiF4 + 2 O2 = SiO2 + 2 OF2
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
FeCl2 + K3[Fe(CN6)] = Fe[Fe(CN6)] + Cl2K3 =>
FeCl2 + K3[Fe(CN6)] = Fe[Fe(CN6)] + Cl2K3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Mg3N2(s) + H2O(l) = Mg(OH)2(aq) + NH3(aq) =>
Mg3N2(s) + 6 H2O(l) = 3 Mg(OH)2(aq) + 2 NH3(aq)
MgO + K3PO4 = K2O + Mg3(PO4)2 =>
3 MgO + 2 K3PO4 = 3 K2O + Mg3(PO4)2
H2SO4 = H + HSO4 =>
H2SO4 = H + HSO4
Zn + NaOH + H2O = Na2[Zn(OH)4] + H2 =>
Zn + 2 NaOH + 2 H2O = Na2[Zn(OH)4] + H2
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
Pb(C2H3O2)2 + KBr = PbBr2 + KC2H3O2 =>
Pb(C2H3O2)2 + 2 KBr = PbBr2 + 2 KC2H3O2
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
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