Équations équilibrées la veille |
Cu(H2O)6{2+} + 2 NaOH = Cu(OH)2 + 2 Na{+} + 6 H2O
HOC6H4OCH3 + NaOH + (CH3)2SO4 = H3COC6H4OCH3 + Na2SO4 + H2O =>
2 HOC6H4OCH3 + 2 NaOH + (CH3)2SO4 = 2 H3COC6H4OCH3 + Na2SO4 + 2 H2O
Zn(OH)2Cu(OH)2 = Cu[Zn(OH)4] =>
Zn(OH)2Cu(OH)2 = Cu[Zn(OH)4]
Mg(NO3)2 + MnKOH = Mg(OH)2 + KNO3 + Mn =>
Mg(NO3)2 + 2 MnKOH = Mg(OH)2 + 2 KNO3 + 2 Mn
KCNS + Al + HCl = KCl + AlCl3 + NH4Cl + C + H2S =>
3 KCNS + 4 Al + 18 HCl = 3 KCl + 4 AlCl3 + 3 NH4Cl + 3 C + 3 H2S
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
Ca(OH)2 + SO3 = Ca + SO4 + H2O =>
Ca(OH)2 + SO3 = Ca + SO4 + H2O
Pb(No3)2 + KI = KI(No3)2 + Pb =>
Pb(No3)2 + KI = KI(No3)2 + Pb
(C4H10)2 + O2 = CO2 + H2O =>
(C4H10)2 + 13 O2 = 8 CO2 + 10 H2O
KMnO4 + CO + HCl = KCl + MnCl2 + CO2 + H2O =>
2 KMnO4 + 5 CO + 6 HCl = 2 KCl + 2 MnCl2 + 5 CO2 + 3 H2O
KO2 + H2O + CO2 = KHCO3 + O2 = NAHCO3 + CO2 + NA2CO3 + H2O =>
4 KO2 + 2 H2O + 4 CO2 = 4 KHCO3 + 3 O2
HCl + KClO3 = KCl + Cl2H2O =>
6 HCl + KClO3 = KCl + 3 Cl2H2O
SnCO3 + HCl = SnCl2 + H2O + CO2 =>
SnCO3 + 2 HCl = SnCl2 + H2O + CO2
H2O = H2(g) + O2(g)H2O = H2(g) + O2(g) =>
3 H2O = 2 H2(g) + O2(g)H2O
C(CH3)ClHOH = C(CH3)OHHCl =>
C(CH3)ClHOH = C(CH3)OHHCl
Cr(SO4)3 + KI + KIO + H2O = Cr(OH)3 + K2SO4 + I =>
2 Cr(SO4)3 + 9 KI + 3 KIO + 3 H2O = 2 Cr(OH)3 + 6 K2SO4 + 12 I
Bi(NO3)3 + HI = INO3 + BiH3 =>
Bi(NO3)3 + 3 HI = 3 INO3 + BiH3
RCOONa + CuSO4 = Cu(RCOO)2 + Na2SO4 =>
2 RCOONa + CuSO4 = Cu(RCOO)2 + Na2SO4
Al + HCl = Al2Cl + H =>
2 Al + HCl = Al2Cl + H
CaF + Ca(NO3)2 = Ca(NO3) + Ca(F)2 =>
2 CaF + Ca(NO3)2 = 2 Ca(NO3) + Ca(F)2
C6H12O6 + Ag(NH3)2OH = C6H12O7 + Ag + NH3 + H2O =>
C6H12O6 + 2 Ag(NH3)2OH = C6H12O7 + 2 Ag + 4 NH3 + H2O
(NH4)2S2O8 + HMnO4 + H2 = NH4MnO4 + H2SO4 =>
(NH4)2S2O8 + 2 HMnO4 + H2 = 2 NH4MnO4 + 2 H2SO4
Sn + Pb2{+} = Sn4{+} + Pb =>
4 Sn + Pb2{+} = Sn4{+} + 2 Pb
CaC2 + O2 = Ca + CO =>
CaC2 + O2 = Ca + 2 CO
HSO4 + HBrO3 + KI = K2SO4 + KBr + I2 + H2O =>
10 HSO4 + 2 HBrO3 + 22 KI = 10 K2SO4 + 2 KBr + 11 I2 + 6 H2O
HNO3 + NaCl = Cl2 + NOCl + NaNO3 + H2O =>
4 HNO3 + 3 NaCl = Cl2 + NOCl + 3 NaNO3 + 2 H2O
Na2S + KMnO4 + HCl = MnCl2 + S + KCl + NaCl + H2O =>
5 Na2S + 2 KMnO4 + 16 HCl = 2 MnCl2 + 5 S + 2 KCl + 10 NaCl + 8 H2O
AgPb + HCl = AgCl + PbCl + H =>
AgPb + 2 HCl = AgCl + PbCl + 2 H
Li + AgCl = LiCl + Ag =>
Li + AgCl = LiCl + Ag
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Ca{2+} + HCO3{-} = Ca(HCO3)2 =>
Ca{2+} + 2 HCO3{-} = Ca(HCO3)2
K2[PtBr6] + K2C2O4 = K2[PtBr4] + KBr + CO2 =>
K2[PtBr6] + K2C2O4 = K2[PtBr4] + 2 KBr + 2 CO2
K2Cr2O7*** = Cr2O3 + K2O + O2 =>
2 K2Cr2O7*** = 2 Cr2O3 + 2 K2O + 3 O2
NaMnO4 + MgI2 + H2SO4 = Na2SO4 + MnSO4 + H2O + MgSO4 + I2 =>
2 NaMnO4 + 5 MgI2 + 8 H2SO4 = Na2SO4 + 2 MnSO4 + 8 H2O + 5 MgSO4 + 5 I2
Pb(OH)2 + KCl = PbCl2 + KOH =>
Pb(OH)2 + 2 KCl = PbCl2 + 2 KOH
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
Al + CuO = Al2O3 + Cu =>
2 Al + 3 CuO = Al2O3 + 3 Cu
C159H309O80N2S1 + *5H20 = C15H20N2O2S + C2H6O + H2O =>
20 C159H309O80N2S1 + 31*5H20 = 20 C15H20N2O2S + 1440 C2H6O + 120 H2O
Na2SO3 + CuSO4 = CuSO3 + Na2SO4 =>
Na2SO3 + CuSO4 = CuSO3 + Na2SO4
MgCO2 + HCl = MgCl + HCO2 =>
MgCO2 + HCl = MgCl + HCO2
H2O2SO2 = H2SO4 =>
H2O2SO2 = H2SO4
ZnCo3 + HCl = ZnCl2 + H2Co3 =>
ZnCo3 + 2 HCl = ZnCl2 + H2Co3
CaOH2O1 = Ca(OH)2 =>
CaOH2O1 = Ca(OH)2
Rb + HC2H3O2 = RbC2H3O2 + H2 =>
2 Rb + 2 HC2H3O2 = 2 RbC2H3O2 + H2
Fe2(SO4)3 = Fe2O3 + SO3 =>
Fe2(SO4)3 = Fe2O3 + 3 SO3
Zn{2+} + K{+} + Fe(CN)6{4-} = K2Zn3[Fe(CN)6]2 =>
3 Zn{2+} + 2 K{+} + 2 Fe(CN)6{4-} = K2Zn3[Fe(CN)6]2
C(SO4)2 + HCl = CCl4 + H2SO4 =>
C(SO4)2 + 4 HCl = CCl4 + 2 H2SO4
NH4OH + HC2H3O2 = NH4C2H3O2 + H2O =>
NH4OH + HC2H3O2 = NH4C2H3O2 + H2O
KJ + Pb(NO3)2 = PbJ2 + KNO3 =>
2 KJ + Pb(NO3)2 = PbJ2 + 2 KNO3
CH3COO{-} + O2 + H{+} = CO2 + H2O =>
CH3COO{-} + 2 O2 + H{+} = 2 CO2 + 2 H2O
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