| Équations équilibrées la veille |
6 Sr(OH)2 + 6 Cl2 = Sr(ClO3)2 + 5 SrCl2 + 6 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
KClO3HI = KIHClO3 =>
KClO3HI = KIHClO3
CuSO4 + KI = CuI + K2SO4 + I3 =>
3 CuSO4 + 6 KI = 3 CuI + 3 K2SO4 + I3
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
NO2 + CO = N2 + CO2 =>
2 NO2 + 4 CO = N2 + 4 CO2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
NH4OH(aq) + KCl(aq) = KOH(aq) + NH4Cl(aq) =>
NH4OH(aq) + KCl(aq) = KOH(aq) + NH4Cl(aq)
MgCl2 + KOH = KCl2 + MgOH =>
MgCl2 + KOH = KCl2 + MgOH
ZnCl2 + K4[Fe(CN)6] = Zn2[Fe(CN)6] + KCl =>
2 ZnCl2 + K4[Fe(CN)6] = Zn2[Fe(CN)6] + 4 KCl
HBr + H2SO4 = H2O + SO2 + Br2 =>
2 HBr + H2SO4 = 2 H2O + SO2 + Br2
Mn2O3 + Hg + CN{-} + H2O = Mn(CN)6{4-} + Hg(CN)2 + OH{-} =>
Mn2O3 + Hg + 14 CN{-} + 3 H2O = 2 Mn(CN)6{4-} + Hg(CN)2 + 6 OH{-}
Ammoniumchloride + sodiumsulfate = ammoniumsulfate + sodiumchloride =>
2 NH4Cl + Na2SO4 = (NH4)2SO4 + 2 NaCl
HClO3 = HClO4 + ClO2 + H2O =>
3 HClO3 = HClO4 + 2 ClO2 + H2O
Zr + HF + HNO3 = ZrF4 + NO + H2O =>
3 Zr + 12 HF + 4 HNO3 = 3 ZrF4 + 4 NO + 8 H2O
O3 + CH4 = H2O + CO2 =>
4 O3 + 3 CH4 = 6 H2O + 3 CO2
MnO2 + KClO3 + K2CO3 = K2MnO4 + KCl + CO2 =>
3 MnO2 + KClO3 + 3 K2CO3 = 3 K2MnO4 + KCl + 3 CO2
BCl3 + H2O = B(OH)3 + HCl =>
BCl3 + 3 H2O = B(OH)3 + 3 HCl
Al + OH{-} + H2O = H2 + AlO2{-} =>
2 Al + 2 OH{-} + 2 H2O = 3 H2 + 2 AlO2{-}
NaNO3 + HCl = NaCl + NO3H =>
NaNO3 + HCl = NaCl + NO3H
H2O2 + SnCl2 + NaOH = Na2SnO3 + NaCl + H2O =>
H2O2 + SnCl2 + 4 NaOH = Na2SnO3 + 2 NaCl + 3 H2O
HClO3 = HClO4 + ClO2 + H2O =>
3 HClO3 = HClO4 + 2 ClO2 + H2O
Fe(NO3)3 + K4Fe(CN)6 = Fe4[Fe(CN)6]3 + KNO3 =>
4 Fe(NO3)3 + 3 K4Fe(CN)6 = Fe4[Fe(CN)6]3 + 12 KNO3
K2CO3 + Sb2O3 + FeCl3 = Fe2CO3 + SbCl3 + K2O3 =>
K2CO3 + Sb2O3 + 2 FeCl3 = Fe2CO3 + 2 SbCl3 + K2O3
BaSO4 = BaO + SO2 + O2 =>
2 BaSO4 = 2 BaO + 2 SO2 + O2
Al2(SO4)3 = Al203 + SO2 + O2 =>
203 Al2(SO4)3 = 2 Al203 + 609 SO2 + 609 O2
CaCl2 + Na2Ca3 = NaCl + Ca =>
CaCl2 + Na2Ca3 = 2 NaCl + 4 Ca
C11H14O + Br2 = C11H13OBr + HBr =>
C11H14O + Br2 = C11H13OBr + HBr
Co(NO3)2 + H2O = Co(OH2)6(NO3)2 =>
Co(NO3)2 + 6 H2O = Co(OH2)6(NO3)2
BaNO32H2SO4 = BaSO4H2NO32 =>
BaNO32H2SO4 = BaSO4H2NO32
H{+} + Cr2O7{2-} + I{-} = Cr{3+} + I2 + OH{-) =>
7 H{+} + Cr2O7{2-} + 6 I{-} = 2 Cr{3+} + 3 I2 + 7 OH{-)
H2O + Br2 + Na2SO3 = Na2SO4 + HBr =>
H2O + Br2 + Na2SO3 = Na2SO4 + 2 HBr
H{+} + Cr2O7{2-} + I{-} = Cr{3+} + I2 + OH{-) =>
7 H{+} + Cr2O7{2-} + 6 I{-} = 2 Cr{3+} + 3 I2 + 7 OH{-)
Pb(C2H3O2)2 + NH3 = Pb(NH3) + C2H3O2 =>
Pb(C2H3O2)2 + NH3 = Pb(NH3) + 2 C2H3O2
Cr(NO3)2 = Cr2O3 + NO2 + O2 =>
4 Cr(NO3)2 = 2 Cr2O3 + 8 NO2 + O2
Ca(OH)2 + H2O = Ca(OH2)2 + OH =>
Ca(OH)2 + 2 H2O = Ca(OH2)2 + 2 OH
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
Hg + Cr2O7{-2} + H{+} = Hg{2+} + Cr{3+} + H2O =>
3 Hg + Cr2O7{-2} + 14 H{+} = 3 Hg{2+} + 2 Cr{3+} + 7 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ca + H3PO4 = Ca3(PO4)2 + H2 =>
3 Ca + 2 H3PO4 = Ca3(PO4)2 + 3 H2
NaC2H3O2 + HC2H3O2 = NaH + C2H3O2 =>
NaC2H3O2 + HC2H3O2 = NaH + 2 C2H3O2
Ba + HClO3 = Ba(ClO3)2 + H2 =>
Ba + 2 HClO3 = Ba(ClO3)2 + H2
Zn3(PO4)2 + K = Zn + KPO4 =>
Zn3(PO4)2 + 2 K = 3 Zn + 2 KPO4
H2 + N2O = H2O + N2 =>
H2 + N2O = H2O + N2
NaHCo3 + HCl = NaH + HCo3 + NaCl =>
2 NaHCo3 + HCl = NaH + 2 HCo3 + NaCl
Fe + Cu4Cl2 = FeCl2 + Cu =>
Fe + Cu4Cl2 = FeCl2 + 4 Cu
Cd(s) + HCl(aq) = H2(g) + CdCl2(aq) =>
Cd(s) + 2 HCl(aq) = H2(g) + CdCl2(aq)
AsCl3 + H2O = H3AsO3 + HCl =>
AsCl3 + 3 H2O = H3AsO3 + 3 HCl
гидроксидкальция + углекислыйгаз = карбонаткальция + вода =>
Ca(OH)2 + CO2 = CaCO3 + H2O
CaCl2 + Na2Ca3 = NaCl + Ca =>
CaCl2 + Na2Ca3 = 2 NaCl + 4 Ca
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