Équations équilibrées la veille |
Cr3O3 + 3 Mg = 3 Cr + 3 MgO
Mn2 + O2 + S = MnSO =>
Mn2 + O2 + 2 S = 2 MnSO
BCl3 + H2O = HBCl4 + H3BO3 =>
4 BCl3 + 3 H2O = 3 HBCl4 + H3BO3
K2(C2O4) + FeCl2 = KCl + Fe(C2O4) =>
K2(C2O4) + FeCl2 = 2 KCl + Fe(C2O4)
HC2H3O2 + MgCO3 = H2O + CO2 + Mg(C2H3O2)2 =>
2 HC2H3O2 + MgCO3 = H2O + CO2 + Mg(C2H3O2)2
Sr(OH)3 + HBr = SrBr3 + H2O =>
Sr(OH)3 + 3 HBr = SrBr3 + 3 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Mg(NO3)2 + Na2CO3 = Na2(NO3)2 + MgCO3 =>
Mg(NO3)2 + Na2CO3 = Na2(NO3)2 + MgCO3
Ca(ClO)2 + K2CO3 = KClO + CaCO3 =>
Ca(ClO)2 + K2CO3 = 2 KClO + CaCO3
KBr(l) + Cl2(g) = KCl(l) + Br(g) =>
2 KBr(l) + Cl2(g) = 2 KCl(l) + 2 Br(g)
HgNO3 + H2S = HgS + H2NO3 =>
HgNO3 + H2S = HgS + H2NO3
C5H4O3 + Cs2CO3 = CsC5H3O3 + H2CO3 =>
2 C5H4O3 + Cs2CO3 = 2 CsC5H3O3 + H2CO3
KCl + KSCN = K + ClSCN =>
KCl + KSCN = 2 K + ClSCN
Lead(II)Nitrate + PotassiumIodide = Lead(II)Iodide + PotassiumNitrate =>
Lead(II)Nitrate + PotassiumIodide = Lead(II)Iodide + PotassiumNitrate
Ag + HCe = AgCe + H =>
Ag + HCe = AgCe + H
NH3 + H2O + Mn = Mn(OH)2 + NH4 =>
2 NH3 + 2 H2O + Mn = Mn(OH)2 + 2 NH4
Fe(CN)2 + HCl = FeCl2 + HCN =>
Fe(CN)2 + 2 HCl = FeCl2 + 2 HCN
K3(PO4) + Ca(NO3)2 = Ca3(PO4)2 + KNO3 =>
2 K3(PO4) + 3 Ca(NO3)2 = Ca3(PO4)2 + 6 KNO3
TiO2 + CI2 + C = TiCI4 + CO =>
TiO2 + 2 CI2 + C = TiCI4 + 2 CO
Li3PO4 = Li + O2 + P4 =>
4 Li3PO4 = 12 Li + 8 O2 + P4
Al(OH)3 + NH4F = AlF3 + H2O + NH3 =>
Al(OH)3 + 3 NH4F = AlF3 + 3 H2O + 3 NH3
Cu + ArNO3 = Cu2NO3 + Ar =>
2 Cu + ArNO3 = Cu2NO3 + Ar
SiH4 + H2O = H2SiO3 + H2 =>
SiH4 + 3 H2O = H2SiO3 + 4 H2
PbCrO4 + NaOH = Na2CrO4 + Pb2CrO5 + H2O =>
2 PbCrO4 + 2 NaOH = Na2CrO4 + Pb2CrO5 + H2O
Zn + Cu(OH)2 = Zn(OH)2 + Cu =>
Zn + Cu(OH)2 = Zn(OH)2 + Cu
MnO2 + NaCI + H2SO4 = MnSO4 + Na2SO4 + CI + H2O =>
MnO2 + 2 NaCI + 2 H2SO4 = MnSO4 + Na2SO4 + 2 CI + 2 H2O
K2Cr2O7 + Cu2O = CuO + Cr2O3 + K2CrO4 =>
2 K2Cr2O7 + 3 Cu2O = 6 CuO + Cr2O3 + 2 K2CrO4
MgOHCl + HCl = MgCl2 + H2O =>
MgOHCl + HCl = MgCl2 + H2O
H2S + Cd = H + CdS =>
H2S + Cd = 2 H + CdS
F2 + NH4Br = NH4F + Br =>
F2 + 2 NH4Br = 2 NH4F + 2 Br
C6H6(l) + HNO3(l) = C6H5NO2(l) + H2O(l) =>
C6H6(l) + HNO3(l) = C6H5NO2(l) + H2O(l)
H2S + Br2 + H2O = H2SO4 + HBr =>
H2S + 4 Br2 + 4 H2O = H2SO4 + 8 HBr
Sb + HNO3 = Sb2O5 + NO + H2 =>
8 Sb + 10 HNO3 = 4 Sb2O5 + 10 NO + 5 H2
PBSO4 + Mg = MgSO4 + PB =>
PBSO4 + Mg = MgSO4 + PB
K3PO4 + Pb(BrO)4 = KBrO + Pb3(PO4)4 =>
4 K3PO4 + 3 Pb(BrO)4 = 12 KBrO + Pb3(PO4)4
CH3CH2OH + PBr3 = CH3CH2Br + H3PO3 =>
3 CH3CH2OH + PBr3 = 3 CH3CH2Br + H3PO3
CaC2 + H2O = C3H3 + Ca(OH)2 =>
3 CaC2 + 6 H2O = 2 C3H3 + 3 Ca(OH)2
Cr(NO3)3 + Na2SO3 + H2O = Cr(OH)3 + NaNO3 + SO2 =>
2 Cr(NO3)3 + 3 Na2SO3 + 3 H2O = 2 Cr(OH)3 + 6 NaNO3 + 3 SO2
Kl + PbCl2 = KlCl4 + Pb =>
Kl + 2 PbCl2 = KlCl4 + 2 Pb
Sb2S3 + HNO3 = Sb2O5 + NO2 + S + H2O =>
Sb2S3 + 10 HNO3 = Sb2O5 + 10 NO2 + 3 S + 5 H2O
Zn(ClO4)2(aq) + Na2S(aq) = ZnS(s) + NaClO4(aq) =>
Zn(ClO4)2(aq) + Na2S(aq) = ZnS(s) + 2 NaClO4(aq)
CaO + Ba(HCO3)2 = BaCO3 + Ca(OH)2 + CO2 =>
CaO + Ba(HCO3)2 = BaCO3 + Ca(OH)2 + CO2
C3H6O3 + KOH = C3H5O3 + K + H2O =>
C3H6O3 + KOH = C3H5O3 + K + H2O
FeCl2 + NH3 + H2O = Fe(HO)2 + NH4Cl =>
FeCl2 + 2 NH3 + 2 H2O = Fe(HO)2 + 2 NH4Cl
CuBr2 + Na2SO3 + H2O = Na2SO4 + CuBr + HBr =>
2 CuBr2 + Na2SO3 + H2O = Na2SO4 + 2 CuBr + 2 HBr
Fe + Ni(NO3)2 = Fe(NO3)2 + Ni =>
Fe + Ni(NO3)2 = Fe(NO3)2 + Ni
CU + AgNO3 = CUNO3 + Ag =>
CU + AgNO3 = CUNO3 + Ag
KOH + Cl12 = KCl + KClO + H2O =>
12 KOH + Cl12 = 6 KCl + 6 KClO + 6 H2O
Ba(ClO4)2 + K2CO3 = BaCO3 + KClO4 =>
Ba(ClO4)2 + K2CO3 = BaCO3 + 2 KClO4
MnCl2*4H2O = MnCl2 + H2O =>
MnCl2*4H2O = MnCl2 + 4 H2O
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