Équations équilibrées la veille |
C6H5CH(Br)CH2(Br)Zn = C6H5CHCH2ZnBr2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
ZnOCO = ZnCO2 =>
ZnOCO = ZnCO2
RCONa + CaCl2 = (RCO)2Ca + NaCl =>
2 RCONa + CaCl2 = (RCO)2Ca + 2 NaCl
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
ZnOCuO = ZnCuO2 =>
ZnOCuO = ZnCuO2
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C13H10O + HCl = C13H11 + H2O + Cl =>
C13H10O + 3 HCl = C13H11 + H2O + 3 Cl
C9H11NO2 + HNO2 = CO2 + N2 + H2O =>
3 C9H11NO2 + 43 HNO2 = 27 CO2 + 23 N2 + 38 H2O
CH4O + C3H6O2 = H2O + C4H8O2 =>
CH4O + C3H6O2 = H2O + C4H8O2
BaCO3 + HNO3 = Ba(NO3)2 + CO2 + H2O =>
BaCO3 + 2 HNO3 = Ba(NO3)2 + CO2 + H2O
H3BO3 + HF + KOH = KBF4 + H7 + O5 =>
35 H3BO3 + 140 HF + 35 KOH = 35 KBF4 + 40 H7 + 28 O5
CaCO3(s) + HNO3(aq) = Ca(NO3)2 + H2O + CO2 =>
CaCO3(s) + 2 HNO3(aq) = Ca(NO3)2 + H2O + CO2
Al(C2H3O2)3 + Be3(AsO4)2 = AlAsO4 + Be(C2H3O2)2 =>
2 Al(C2H3O2)3 + Be3(AsO4)2 = 2 AlAsO4 + 3 Be(C2H3O2)2
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
NH4OH + HCl = NH4Cl + H2O =>
NH4OH + HCl = NH4Cl + H2O
Mg + KBr = K + MgBr2 =>
Mg + 2 KBr = 2 K + MgBr2
AlO + H2O = Al + (OH) =>
AlO + H2O = Al + 2(OH)
Mg + Al = MgAl =>
Mg + Al = MgAl
La + F2 = LaF3 =>
2 La + 3 F2 = 2 LaF3
NiOOH + Fe + H2O = Ni(OH)2 + Fe(OH)2 =>
2 NiOOH + Fe + 2 H2O = 2 Ni(OH)2 + Fe(OH)2
H2SO3 + Al = Al2(SO3) + H2 =>
H2SO3 + 2 Al = Al2(SO3) + H2
Mg + Al = MgAl =>
Mg + Al = MgAl
C2H3O2 + HF = HC2H3O2 + F =>
C2H3O2 + HF = HC2H3O2 + F
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
As + Se = AsSe =>
As + Se = AsSe
ZnCO3 + C6H8O7 = Zn3(C6H5O7)2 + H2O + CO2 =>
3 ZnCO3 + 2 C6H8O7 = Zn3(C6H5O7)2 + 3 H2O + 3 CO2
Fe(NO3)2 + Li3PO4 = Li3(NO3)2 + FePO4 =>
Fe(NO3)2 + Li3PO4 = Li3(NO3)2 + FePO4
LiOH + VCl3 = LiCl + V(OH)3 =>
3 LiOH + VCl3 = 3 LiCl + V(OH)3
As + Se = AsSe =>
As + Se = AsSe
M + HCl = H + MCl =>
M + HCl = H + MCl
HSO4 + KOH = K(SO4) + H2O =>
HSO4 + KOH = K(SO4) + H2O
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
As + Se = AsSe =>
As + Se = AsSe
Sr3(O)2 + Mg(OH)2 = Mg3(O)2 + Sr(OH)2 =>
Sr3(O)2 + 3 Mg(OH)2 = Mg3(O)2 + 3 Sr(OH)2
Al(NO3)3 + HCl = AlH3 + NO3Cl =>
Al(NO3)3 + 3 HCl = AlH3 + 3 NO3Cl
Tl{3+} + KI = TlI + K{+} + I =>
Tl{3+} + 3 KI = TlI + 3 K{+} + 2 I
Bi + Se + Cu = Bi2000Se2775Cu225 =>
2000 Bi + 2775 Se + 225 Cu = Bi2000Se2775Cu225
As + Se = AsSe =>
As + Se = AsSe
Be(OH)2 + NaOH = Na2[Be(OH)4] =>
Be(OH)2 + 2 NaOH = Na2[Be(OH)4]
Zn(OH)2 + H2SO4 = Zn(SO4) + HOH =>
Zn(OH)2 + H2SO4 = Zn(SO4) + 2 HOH
As + Se = AsSe =>
As + Se = AsSe
CuS + HNO3 = S + NO + H3O + Cu(NO3)2 =>
5 CuS + 12 HNO3 = 5 S + 2 NO + 4 H3O + 5 Cu(NO3)2
NH4Br = HBr + NH3 =>
NH4Br = HBr + NH3
As + Se = AsSe =>
As + Se = AsSe
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