Équations équilibrées la veille |
KCl(heat) = K + Cl
KC1O3 = KC1O2 + O2 =>
2 KC1O3 = 2 KC1O2 + O2
SrSO4 + Na2CO3 = SrCO3 + Na2SO4 =>
SrSO4 + Na2CO3 = SrCO3 + Na2SO4
HNO3 + Fe = Fe{2+} + NO3{-} + NH4{+} + H2O =>
10 HNO3 + 4 Fe = 4 Fe{2+} + 9 NO3{-} + NH4{+} + 3 H2O
Ag2S2O3 + KI = K2S2O3 + AgI =>
Ag2S2O3 + 2 KI = K2S2O3 + 2 AgI
Pb(s) + H2O(l) = Pb(OH)2(aq) + H2(g) =>
Pb(s) + 2 H2O(l) = Pb(OH)2(aq) + H2(g)
Pb(C2H3O2)2(aq)BaCl2(aq) = Ba(C2H3O2)2PbCl2 =>
Pb(C2H3O2)2(aq)BaCl2(aq) = Ba(C2H3O2)2PbCl2
C2H4 + Br2 = C2H4Br =>
2 C2H4 + Br2 = 2 C2H4Br
P + Cl2 = PCl3 =>
2 P + 3 Cl2 = 2 PCl3
SO2 + NH4OH = (NH4)2SO4 + H2 =>
SO2 + 2 NH4OH = (NH4)2SO4 + H2
As2S5 + OH{-} + H2O2 = SO4{2-} + AsO4{3-} + H2O =>
As2S5 + 16 OH{-} + 20 H2O2 = 5 SO4{2-} + 2 AsO4{3-} + 28 H2O
HCl + CH3COO = CH3COOCl + H2 =>
2 HCl + 2 CH3COO = 2 CH3COOCl + H2
Pb(C2H3O2)2ZnSO4 = PbSO4Zn(C2H3O2)2 =>
Pb(C2H3O2)2ZnSO4 = PbSO4Zn(C2H3O2)2
Pb(CH3CO2)2(NH4)2CrO4 = PbCrO4(NH4)2(CH3CO2)2 =>
Pb(CH3CO2)2(NH4)2CrO4 = PbCrO4(NH4)2(CH3CO2)2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Pb(NO3)2(aq)CoCl2(aq) = PbCl2(aq)Co(NO3)2(aq) =>
Pb(NO3)2(aq)CoCl2(aq) = PbCl2(aq)Co(NO3)2(aq)
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Cr2(SO4)3 + K2SO4 = CrK(SO4)2 =>
Cr2(SO4)3 + K2SO4 = 2 CrK(SO4)2
AgC2H3O2 + HNO3 = AgNO3 + HC2H3O2 =>
AgC2H3O2 + HNO3 = AgNO3 + HC2H3O2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Pb(NO3)2Cu(No3)2 = Pb(No3)2Cu(NO3)2 =>
Pb(NO3)2Cu(No3)2 = Pb(No3)2Cu(NO3)2
Pb(NO3)2K(CrO4) = Pb(CrO4)K(NO3)2 =>
Pb(NO3)2K(CrO4) = Pb(CrO4)K(NO3)2
PbO2{5} = Pb{5]+O2 =>
PbO2{5} = Pb{5]+O2
NH4Br + NaOH = NaBr + NH3 + H2O =>
NH4Br + NaOH = NaBr + NH3 + H2O
Na2CO3 + HCl = CO2(g) + H2O(l) + NaCl =>
Na2CO3 + 2 HCl = CO2(g) + H2O(l) + 2 NaCl
Na3N + CaO = Na2O + Ca3N2 =>
2 Na3N + 3 CaO = 3 Na2O + Ca3N2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
K3PO4 + Fe2O3 = K2O + FePO4 =>
2 K3PO4 + Fe2O3 = 3 K2O + 2 FePO4
Pb(s)S(s) = PbS(s) =>
Pb(s)S(s) = PbS(s)
CBr4(l) + Cl2(g) = CCl4(l) + Br2(l) =>
CBr4(l) + 2 Cl2(g) = CCl4(l) + 2 Br2(l)
PbAg(No3)2 = Pb(No3)2Ag =>
PbAg(No3)2 = Pb(No3)2Ag
SO3 + K2O = K2SO4 =>
SO3 + K2O = K2SO4
Al + HNO3 = Al2O3 + HNO =>
4 Al + 3 HNO3 = 2 Al2O3 + 3 HNO
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Mg + Ba(OH)2 = Ba + Mg(OH)2 =>
Mg + Ba(OH)2 = Ba + Mg(OH)2
Zn + FeNO3 = Zn(NO3)2 + Fe2 =>
Zn + 2 FeNO3 = Zn(NO3)2 + Fe2
KHS + HCOOH = H2S + HCOOK =>
KHS + HCOOH = H2S + HCOOK
PbMgCl2 = PbCl2Mg =>
PbMgCl2 = PbCl2Mg
H2C2O4 + HNO3 = CO2 + H2O + NO2 =>
H2C2O4 + 2 HNO3 = 2 CO2 + 2 H2O + 2 NO2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CH3CHNH2CN + H2O = CH3CHNH2COOH + NH3 =>
CH3CHNH2CN + 2 H2O = CH3CHNH2COOH + NH3
AgNH3*H2O = Ag(NH3)H2O =>
AgNH3*H2O = Ag(NH3)H2O
Ca(NO3)2(aq) + NaCl(aq) = CaCl2(aq) + NaNO3(aq) =>
Ca(NO3)2(aq) + 2 NaCl(aq) = CaCl2(aq) + 2 NaNO3(aq)
Zn + C = Zn4C2 =>
4 Zn + 2 C = Zn4C2
PbCO3H2S = PbSH2OCO2 =>
PbCO3H2S = PbSH2OCO2
H + CO2 = C6H12O6 + O2 =>
12 H + 6 CO2 = C6H12O6 + 3 O2
SnO2 + H2MnO4 = Sn(MnO4)2 + H2O =>
SnO2 + 2 H2MnO4 = Sn(MnO4)2 + 2 H2O
Fe + O2 + H2O{+} = Fe{2+} + OH{-} =>
3 Fe + O2 + 2 H2O{+} = 3 Fe{2+} + 4 OH{-}
CH3CH(OH)CH2CH3 + CuO = CH3COCH3 + Cu + H2O =>
3 CH3CH(OH)CH2CH3 + 4 CuO = 4 CH3COCH3 + 4 Cu + 3 H2O
HNO3 + KRbS = H2S + KRb(NO3)2 =>
2 HNO3 + KRbS = H2S + KRb(NO3)2
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