Équations équilibrées la veille |
Ba(NO3)2 + KSCN = BaSCN + K(NO3)2
K2SO4 + BaCl2 = BaSO4 + KCl =>
K2SO4 + BaCl2 = BaSO4 + 2 KCl
Er2O3 + Ag2O + WO3 = ErAgW2O8 =>
Er2O3 + Ag2O + 4 WO3 = 2 ErAgW2O8
AgNO3 + NaOH = AgOH + NaNO3 =>
AgNO3 + NaOH = AgOH + NaNO3
Ba(NO3)2 + SO3 = BaSO3 + NO3 =>
Ba(NO3)2 + SO3 = BaSO3 + 2 NO3
C7H7Br + C7H8O2 + NaOH = C14H14O2 + NaBr + H2O =>
C7H7Br + C7H8O2 + NaOH = C14H14O2 + NaBr + H2O
O2 + KBr = O2Br + K =>
O2 + KBr = O2Br + K
C7H5NO4 + Zn + HCl = C7H8NO2Cl + ZnCl + H2O =>
C7H5NO4 + 6 Zn + 7 HCl = C7H8NO2Cl + 6 ZnCl + 2 H2O
CaSO4 + Al = Al2O3 + CaS =>
3 CaSO4 + 8 Al = 4 Al2O3 + 3 CaS
Ba(OH)2*8H2O + NH4Cl = NH3 + H2O + BaCl2 =>
Ba(OH)2*8H2O + 2 NH4Cl = 2 NH3 + 10 H2O + BaCl2
KMnO4 + Na2SO3 + NaOH = H2O + K2MnO4 + Na2MnO4 + Na2SO4 =>
2 KMnO4 + Na2SO3 + 2 NaOH = H2O + K2MnO4 + Na2MnO4 + Na2SO4
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
NiO + As2O5 = NiAs2O6 =>
NiO + As2O5 = NiAs2O6
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Al + H{+} = Al{3+} + H2 =>
2 Al + 6 H{+} = 2 Al{3+} + 3 H2
NaC2H3O2(aq) + HCl(aq) = HC2H3O2(aq) + NaCl(aq) =>
NaC2H3O2(aq) + HCl(aq) = HC2H3O2(aq) + NaCl(aq)
Ba(OH)2 + NaOH = Na2[Ba(OH)4] =>
Ba(OH)2 + 2 NaOH = Na2[Ba(OH)4]
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Pb(OH)4 + NaOH = Na4PbO4 + H2O =>
Pb(OH)4 + 4 NaOH = Na4PbO4 + 4 H2O
Ba(s) + H2O = Ba(OH)2(aq) + H2(g) =>
Ba(s) + 2 H2O = Ba(OH)2(aq) + H2(g)
Ba + C2O4 = Ba(C2O4) =>
Ba + C2O4 = Ba(C2O4)
HI + Ba(OH)2 = BaI2 + H2O =>
2 HI + Ba(OH)2 = BaI2 + 2 H2O
Na(OH) + HBrO3 = NaBrO3 + H2O =>
Na(OH) + HBrO3 = NaBrO3 + H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
B3 + C = B4C3 =>
4 B3 + 9 C = 3 B4C3
AuCl3 + H2O2 = Au + HCl + O2 =>
2 AuCl3 + 3 H2O2 = 2 Au + 6 HCl + 3 O2
CH3CH2NH3H2O = CH3CH2NH4OH =>
CH3CH2NH3H2O = CH3CH2NH4OH
Li2S + HCI = H2S + LiCI =>
Li2S + 2 HCI = H2S + 2 LiCI
BaBr2 + HClO3 = Ba(ClO3)2 + HBr =>
BaBr2 + 2 HClO3 = Ba(ClO3)2 + 2 HBr
BaCl2(aq) + CuSO4(aq) = BaSO4 + CuCl2 =>
BaCl2(aq) + CuSO4(aq) = BaSO4 + CuCl2
NaHCO3 + H3COOH = CO2 + NaCOO + H2O =>
4 NaHCO3 + H3COOH = CO2 + 4 NaCOO + 4 H2O
HBr + Fe = Br + FeH =>
HBr + Fe = Br + FeH
FeCl3 + NH4OH = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH4OH = Fe(OH)3 + 3 NH4Cl
Zn(s) + H2O(l) = Zn(OH)2 + H2(g) =>
Zn(s) + 2 H2O(l) = Zn(OH)2 + H2(g)
H2SO4 + NaOH = H2O + NaSO4H =>
H2SO4 + NaOH = H2O + NaSO4H
I2 + H2 + O2 = HIO3 =>
I2 + H2 + 3 O2 = 2 HIO3
Si + Ca = Si2Ca =>
2 Si + Ca = Si2Ca
BaO + H3PO4 = Ba3(PO4)2 + H2O =>
3 BaO + 2 H3PO4 = Ba3(PO4)2 + 3 H2O
Mg + Br2 = MgBr2 =>
Mg + Br2 = MgBr2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
FeSO4 + Ca(ClO)2 + H2SO4 = Fe2(SO4)3 + H2O + CaCl2 =>
4 FeSO4 + Ca(ClO)2 + 2 H2SO4 = 2 Fe2(SO4)3 + 2 H2O + CaCl2
CaO + HCl = CaCl2(s) + H2O =>
CaO + 2 HCl = CaCl2(s) + H2O
NaNO2 + HCl = NaCl + H2O + NO + NO2 =>
2 NaNO2 + 2 HCl = 2 NaCl + H2O + NO + NO2
Cu(NO3)2H2O + Co(C5H7O2)3 + (CH3CO)2O = Co(C5H6NO4)3 + Cu + CH3COO + H2O =>
3 Cu(NO3)2H2O + 2 Co(C5H7O2)3 + 3(CH3CO)2O = 2 Co(C5H6NO4)3 + 3 Cu + 6 CH3COO + 6 H2O
CaO2 + H2O = H2O2 + CaO =>
CaO2 + H2O = H2O2 + CaO
BaS(aq) + NH4Cl(aq) = BaCl2 + S(NH4)2 =>
BaS(aq) + 2 NH4Cl(aq) = BaCl2 + S(NH4)2
BaSO3 + H2SO4 = BaSO4 + H2O + SO2 =>
BaSO3 + H2SO4 = BaSO4 + H2O + SO2
C2H5Cl + AgOH + KMnO4 = CH3CHO + AgCl + H2O + KOH + MnO2 =>
3 C2H5Cl + 3 AgOH + 2 KMnO4 = 3 CH3CHO + 3 AgCl + 2 H2O + 2 KOH + 2 MnO2
N2 + Mn2O7 = Mn3N7 + O2 =>
14 N2 + 6 Mn2O7 = 4 Mn3N7 + 21 O2
NH4(CH3COO) + FeCl2 = NH4Cl + Fe(CH3COO)2 =>
2 NH4(CH3COO) + FeCl2 = 2 NH4Cl + Fe(CH3COO)2
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