Équations équilibrées la veille |
C2H2(g) + 5 O = 2 CO2(g) + H2O
S + Na3AsO4 + H2O = Na2SO3 + NaAsO2 + NaOH =>
S + 2 Na3AsO4 + H2O = Na2SO3 + 2 NaAsO2 + 2 NaOH
HBrO + HBr = H2O + Br2 =>
HBrO + HBr = H2O + Br2
AsCl3 + H2S(aq) = As2S3(s) + HCl(aq) =>
2 AsCl3 + 3 H2S(aq) = As2S3(s) + 6 HCl(aq)
K + HCl = KCl + H2 =>
2 K + 2 HCl = 2 KCl + H2
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
KAlO2 + HCl = KCl + AlCl3 + H2O =>
KAlO2 + 4 HCl = KCl + AlCl3 + 2 H2O
C6H6 + Al = Al(C6H5)3 + H2 =>
6 C6H6 + 2 Al = 2 Al(C6H5)3 + 3 H2
Br2 + AgI = BrI + Ag =>
Br2 + 2 AgI = 2 BrI + 2 Ag
Cr2(CO3)3 + H2O = Cr(OH)3 + H2CO3 =>
Cr2(CO3)3 + 6 H2O = 2 Cr(OH)3 + 3 H2CO3
Al + Co(NO3)2 = Al(NO3)3 + Co =>
2 Al + 3 Co(NO3)2 = 2 Al(NO3)3 + 3 Co
K(Br) + Cl2 = KCl + Br2 =>
2 K(Br) + Cl2 = 2 KCl + Br2
C4H8Cl2 + O2 = CO2 + H2O + HCl =>
2 C4H8Cl2 + 11 O2 = 8 CO2 + 6 H2O + 4 HCl
Zn + H2O = Zn(OH)2 + H2 =>
Zn + 2 H2O = Zn(OH)2 + H2
Ba(CH3COO)2 + Fe(NO3)3 + H2O = HNO3 + Ba(NO3)2 + Fe(OH)(CH3COO)2 =>
Ba(CH3COO)2 + Fe(NO3)3 + H2O = HNO3 + Ba(NO3)2 + Fe(OH)(CH3COO)2
NaCl + K2Cr2O7 + H2SO4 = Cl2 + Cr2(SO4)3 + H2O + K2SO4 + Na2SO4 =>
6 NaCl + K2Cr2O7 + 7 H2SO4 = 3 Cl2 + Cr2(SO4)3 + 7 H2O + K2SO4 + 3 Na2SO4
MgS2 + O2 = MgO + SO2 =>
2 MgS2 + 5 O2 = 2 MgO + 4 SO2
B2O3 + Co(NO3)2 = Co(BO2)2 + NO2 + O2 =>
2 B2O3 + 2 Co(NO3)2 = 2 Co(BO2)2 + 4 NO2 + O2
borax + HCl = NaCl + H3BO3 + H2O =>
Na2B4O7*10H2O + 2 HCl = 2 NaCl + 4 H3BO3 + 5 H2O
S2F2 = S8 + SF4 =>
16 S2F2 = 3 S8 + 8 SF4
CH3C(CH3)OHCH2CH3 + HCl = CH3CCl(CH3)CH2CH3 + H2O =>
CH3C(CH3)OHCH2CH3 + HCl = CH3CCl(CH3)CH2CH3 + H2O
H4N2 + O2 = N2 + H2O =>
H4N2 + O2 = N2 + 2 H2O
AgNO3 + Na2SO3 + NaOH = Ag + Na2SO4 + NaNO3 + H2O =>
2 AgNO3 + Na2SO3 + 2 NaOH = 2 Ag + Na2SO4 + 2 NaNO3 + H2O
S{-2} + SO3{-2} + H{+} = S + H2O =>
2 S{-2} + SO3{-2} + 6 H{+} = 3 S + 3 H2O
CrO = Cr + O =>
CrO = Cr + O
NaIO3 + NaBH4 = NaI + B(OH)3 + NaOH =>
4 NaIO3 + 3 NaBH4 = 4 NaI + 3 B(OH)3 + 3 NaOH
Cu + H2SO4 = CuSO4 + H2 =>
Cu + H2SO4 = CuSO4 + H2
PbO2 + CrO2{-} + OH{-} = PbO + CrO4{2-} + H2O =>
3 PbO2 + 2 CrO2{-} + 2 OH{-} = 3 PbO + 2 CrO4{2-} + H2O
O2 + Br2 = Br3O =>
O2 + 3 Br2 = 2 Br3O
KC2H3O2 + Ca(OH)2 = KOH + Ca(C2H3O2)2 =>
2 KC2H3O2 + Ca(OH)2 = 2 KOH + Ca(C2H3O2)2
MgCO3(s) = MgO(s) + CO2(g) =>
MgCO3(s) = MgO(s) + CO2(g)
Al2(SO4)3 + KOH = Al(OH)3 + K2SO4 =>
Al2(SO4)3 + 6 KOH = 2 Al(OH)3 + 3 K2SO4
Mg(NH2)2 = Mg3N2 + NH3 =>
3 Mg(NH2)2 = Mg3N2 + 4 NH3
Na2S + Zn(CH3COO)2 = ZnS + NaCH3COO =>
Na2S + Zn(CH3COO)2 = ZnS + 2 NaCH3COO
Si(OH)4(aq) + NaBr(aq) = SiBr4(aq) + NaOH(aq) =>
Si(OH)4(aq) + 4 NaBr(aq) = SiBr4(aq) + 4 NaOH(aq)
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
(CH3)2NH + C2H5Cl = CH3NHC2H5 + HCl =>
2(CH3)2NH + C2H5Cl = 2 CH3NHC2H5 + HCl
Ni + V = Ni96V4 =>
96 Ni + 4 V = Ni96V4
Sb2O5 + NH4Cl = Sb(NH3)Cl + H2O + O2 =>
Sb2O5 + 2 NH4Cl = 2 Sb(NH3)Cl + H2O + 2 O2
[Zn(NH3)4]{2+} = Zn{2+} + NH3 =>
[Zn(NH3)4]{2+} = Zn{2+} + 4 NH3
Be + PO4 = BePO4 =>
Be + PO4 = BePO4
KI + Na2SO4 = K2SO4 + NaI =>
2 KI + Na2SO4 = K2SO4 + 2 NaI
C57H104O6 + O2 = CO2 + H2O =>
C57H104O6 + 80 O2 = 57 CO2 + 52 H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Ca(OH)2 + (NH4)2(SO4) = Ca(SO4) + NH4(OH) =>
Ca(OH)2 + (NH4)2(SO4) = Ca(SO4) + 2 NH4(OH)
CUCl2 + H2S = CUS + HCl =>
CUCl2 + H2S = CUS + 2 HCl
Cu2(OH)2CO3 + HCl = CuCl2 + H2O + CO2 =>
Cu2(OH)2CO3 + 4 HCl = 2 CuCl2 + 3 H2O + CO2
NaF + C3H6O3 = NaC3H5O3 + FH =>
NaF + C3H6O3 = NaC3H5O3 + FH
CO(NH2)2 + O2 = CO2 + HNO3 + H2O =>
CO(NH2)2 + 4 O2 = CO2 + 2 HNO3 + H2O
C6H12Cl2 + Zn = C6H12 + ZnCl2 =>
C6H12Cl2 + Zn = C6H12 + ZnCl2
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