Équations équilibrées la veille |
4 Ai + 3 O2 = 2 Ai2O3
Fe + Zn(C7H5O2)2 = Fe(C7H5O2)3 + Zn =>
2 Fe + 3 Zn(C7H5O2)2 = 2 Fe(C7H5O2)3 + 3 Zn
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Ca(s) + Fe(NO3)3(aq) = Ca(NO3)3(aq) + Fe(s) =>
Ca(s) + Fe(NO3)3(aq) = Ca(NO3)3(aq) + Fe(s)
C6H12O6 + Cu(OH)2 = Cu2O + C2H2OOH + H2O =>
2 C6H12O6 + 6 Cu(OH)2 = 3 Cu2O + 6 C2H2OOH + 9 H2O
K2CO3 + Ba = KBa + CO3 =>
K2CO3 + 2 Ba = 2 KBa + CO3
C6H12O + HNO3 = C6H10O4 + NO2 + H2O =>
C6H12O + 8 HNO3 = C6H10O4 + 8 NO2 + 5 H2O
CH3 + O2 = CO2 + H2O =>
4 CH3 + 7 O2 = 4 CO2 + 6 H2O
C6H6COOH + C2H5OH = C6H6COOC2H5 + H2O =>
C6H6COOH + C2H5OH = C6H6COOC2H5 + H2O
CaBr2 + Na3P = Ca3P2 + NaBr =>
3 CaBr2 + 2 Na3P = Ca3P2 + 6 NaBr
CS2 + CO2 = COS =>
CS2 + CO2 = 2 COS
H3PO3 + Zn(OH)2 = HOH + Zn3(PO3)2 =>
2 H3PO3 + 3 Zn(OH)2 = 6 HOH + Zn3(PO3)2
K(s) + N2(g) = KN2(g) =>
K(s) + N2(g) = KN2(g)
Al + Pb(NO4)2 = Pb + AlNO4 =>
2 Al + Pb(NO4)2 = Pb + 2 AlNO4
Mg(OH)2(aq) + HCl(aq) = MgCl2(aq) + H2O(l) =>
Mg(OH)2(aq) + 2 HCl(aq) = MgCl2(aq) + 2 H2O(l)
AI(NO3)3 + HOH = AI(OH)3 + H + NO3 =>
AI(NO3)3 + 3 HOH = AI(OH)3 + 3 H + 3 NO3
Fe(OH)2 = FeO + H2O =>
Fe(OH)2 = FeO + H2O
C6H6COOH + C2H5OH = C6H6COOC2H5 + H2O =>
C6H6COOH + C2H5OH = C6H6COOC2H5 + H2O
BaBr2 + K2Cr2O7 + H3PO4 = CrPO4 + Ba3(PO4) + K2PO4 + Br2 + H2O =>
15 BaBr2 + 3 K2Cr2O7 + 14 H3PO4 = 6 CrPO4 + 5 Ba3(PO4) + 3 K2PO4 + 15 Br2 + 21 H2O
CuSO4 + HNO3 = Cu(NO3)2 + H2SO4 =>
CuSO4 + 2 HNO3 = Cu(NO3)2 + H2SO4
Cd + Br = CdBr2 =>
Cd + 2 Br = CdBr2
Cu(NO3)2 + K2CrO4 = KNO3 + Cu(CrO4) =>
Cu(NO3)2 + K2CrO4 = 2 KNO3 + Cu(CrO4)
Na + H2O = Na8H2O =>
8 Na + H2O = Na8H2O
HNO3 + HY = NO2 + Y + H2O =>
HNO3 + HY = NO2 + Y + H2O
C + NaNO3 + H2SO4 = Na2SO4 + N2O3 + CO2 + H2O =>
C + 2 NaNO3 + H2SO4 = Na2SO4 + N2O3 + CO2 + H2O
Ca + H3PO4 = Ca3(PO4)2 + H2 =>
3 Ca + 2 H3PO4 = Ca3(PO4)2 + 3 H2
Ca + Y2 = CaY2 =>
Ca + Y2 = CaY2
K + H2S = K2S + H2 =>
2 K + H2S = K2S + H2
Ca(CH3COO)2 + H2O = Ca(CH3COO)2*H2O =>
Ca(CH3COO)2 + H2O = Ca(CH3COO)2*H2O
C6H12O6 + KMnO4 + H3SO4 = C6H10O8 + K2SO4 + MnSO4 + H2O =>
7 C6H12O6 + 12 KMnO4 + 18 H3SO4 = 7 C6H10O8 + 6 K2SO4 + 12 MnSO4 + 34 H2O
H2Co3 = Co + H =>
H2Co3 = 3 Co + 2 H
CoCO3 + NH4Cl = NH3CO3 + HCl + Co =>
CoCO3 + NH4Cl = NH3CO3 + HCl + Co
C2H612O6 + O2 = CO2 + H2O =>
C2H612O6 + 152 O2 = 2 CO2 + 306 H2O
SnCl45H2O + NH4OH = Sn(OH)2 + HCl + NH3 + Cl2 =>
2 SnCl45H2O + 2 NH4OH = 2 Sn(OH)2 + 4 HCl + 2 NH3 + 43 Cl2
Fe2(SO4)3 + SO2 + H2O = Fe(HSO4)2 =>
Fe2(SO4)3 + SO2 + 2 H2O = 2 Fe(HSO4)2
C6H6COOH + C2H5OH = C6H6COOC2H5 + H2O =>
C6H6COOH + C2H5OH = C6H6COOC2H5 + H2O
V + HNO3 = VO(NO3) + NO2 + H2O =>
V + 4 HNO3 = VO(NO3) + 3 NO2 + 2 H2O
Hg(HSO4)2 + Pd(NO3)4 = Hg(NO3)2 + Pd(HSO4)4 =>
2 Hg(HSO4)2 + Pd(NO3)4 = 2 Hg(NO3)2 + Pd(HSO4)4
NaOH + CrCl3 = Na2Cl3 + Cr(OH)2 =>
2 NaOH + CrCl3 = Na2Cl3 + Cr(OH)2
CuS + KI + OH = I + CuI + K2SO4 + H2O =>
CuS + 2 KI + 8 OH = I + CuI + K2SO4 + 4 H2O
Mn(OH)2 + Na2SO4 = MnSO4 + NaOH =>
Mn(OH)2 + Na2SO4 = MnSO4 + 2 NaOH
MgCl2 + Na2S = MgNa2 + Cl2S =>
MgCl2 + Na2S = MgNa2 + Cl2S
H2COHCH2CH3 + KMnO4 + H2SO4 = C2H5COOH + MnSO4 + K2SO4 + H2O =>
5 H2COHCH2CH3 + 4 KMnO4 + 6 H2SO4 = 5 C2H5COOH + 4 MnSO4 + 2 K2SO4 + 11 H2O
HIO3 + V2(CO3)5 = V(IO3)5 + CO2 + H2O =>
10 HIO3 + V2(CO3)5 = 2 V(IO3)5 + 5 CO2 + 5 H2O
Cr2C3O9 = Cr2O3 + CO2 =>
Cr2C3O9 = Cr2O3 + 3 CO2
HClO4 + NaOH = NaHCl + OHO4 =>
HClO4 + NaOH = NaHCl + OHO4
KI + O2 = KO2 + I2 =>
2 KI + 2 O2 = 2 KO2 + I2
BaCrO4 + HC2H3O2 = Ba{2+} + Cr2O7{2-} + C2H3O2{-} + H2O =>
2 BaCrO4 + 2 HC2H3O2 = 2 Ba{2+} + Cr2O7{2-} + 2 C2H3O2{-} + H2O
F2 + KBr = F2KBr =>
F2 + KBr = F2KBr
Ni + MgBr = NiBr + Mg =>
Ni + MgBr = NiBr + Mg
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