Équations équilibrées la veille |
AlCl2 = Al + Cl2
CH4 + NH3 = H2 + C2N2 =>
2 CH4 + 2 NH3 = 7 H2 + C2N2
Cu + Au2(CO3)3 = Au + CuCO3 =>
3 Cu + Au2(CO3)3 = 2 Au + 3 CuCO3
CH3CHCHCH3 + KMnO4 + KOH = CH3OOK + K2MnO4 + H2O =>
CH3CHCHCH3 + 8 KMnO4 + 12 KOH = 4 CH3OOK + 8 K2MnO4 + 4 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
H2O + P2I4 + P4 = PH4I + H3PO2 =>
64 H2O + 2 P2I4 + 9 P4 = 8 PH4I + 32 H3PO2
HCI + CaCO3 = CaCI2 + H2O + CO =>
2 HCI + CaCO3 = CaCI2 + H2O + 2 CO
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
KClO3 + HCl = KCl + H2OCl2 =>
KClO3 + 6 HCl = KCl + 3 H2OCl2
NaNO2 + NaBr + H2SO4 = NO + Br2 + Na2SO4 + H2O =>
2 NaNO2 + 2 NaBr + 2 H2SO4 = 2 NO + Br2 + 2 Na2SO4 + 2 H2O
Sn(s) + HBr(aq) = H + SnBr =>
Sn(s) + HBr(aq) = H + SnBr
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
HCI + K2CO3(aq) = KCI(aq) + H2O(l) + CO2(g) =>
2 HCI + K2CO3(aq) = 2 KCI(aq) + H2O(l) + CO2(g)
Ba(NO3)2 + (Na)2SO4 = BaSO4 + NaNO3 =>
Ba(NO3)2 + (Na)2SO4 = BaSO4 + 2 NaNO3
HCl + NaOH = NaCl + H2O* =>
HCl + NaOH = NaCl + H2O*
CO + NO = CO2 + N2 =>
2 CO + 2 NO = 2 CO2 + N2
Mg(NO3)2(aq) + KOH = KNO3(aq) + Mg(OH)2 =>
Mg(NO3)2(aq) + 2 KOH = 2 KNO3(aq) + Mg(OH)2
C + Po = CPo =>
C + Po = CPo
CO + NO = CO2 + N2 =>
2 CO + 2 NO = 2 CO2 + N2
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
P + HNO3 = PNO3 + NO2 + H2O =>
P + 2 HNO3 = PNO3 + NO2 + H2O
NH4NO2 = H2O + N2 =>
NH4NO2 = 2 H2O + N2
Pb + Au{+3) = Pb{2+}+Au =>
3 Pb + 2 Au{+3) = 3 Pb{2+}+2Au
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
H3O = H + OH =>
H3O = 2 H + OH
Cu + Cl = CuCl =>
Cu + Cl = CuCl
Pb2(NO3) + NaI = Pb2I + Na(NO3) =>
Pb2(NO3) + NaI = Pb2I + Na(NO3)
Zn(OH)2 + H3PO4 = Zn3(PO4)2 + H2O =>
3 Zn(OH)2 + 2 H3PO4 = Zn3(PO4)2 + 6 H2O
NaHCO3 + Ca(OH)2 = NaOH + H2O + CaCO3 =>
NaHCO3 + Ca(OH)2 = NaOH + H2O + CaCO3
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Fe2O3 + Na2S = Fe2O3Na2S =>
Fe2O3 + Na2S = Fe2O3Na2S
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
PbO2 + H{+} + Cl{-} = Pb{2+} + Cl2 + H2O =>
PbO2 + 4 H{+} + 2 Cl{-} = Pb{2+} + Cl2 + 2 H2O
H3PO4 = H4P2O7 + H2O =>
2 H3PO4 = H4P2O7 + H2O
Zn(OH)2 + H3PO4 = Zn3(PO4)2 + H2O =>
3 Zn(OH)2 + 2 H3PO4 = Zn3(PO4)2 + 6 H2O
Cr + H = CrH2 =>
Cr + 2 H = CrH2
SO3 = SO2 + O2 =>
2 SO3 = 2 SO2 + O2
CaS5 + O2 = CaS2O3 + S =>
2 CaS5 + 3 O2 = 2 CaS2O3 + 6 S
Fe + Zn = FeZn =>
Fe + Zn = FeZn
K2S + Pb(NO3)2 = K2Pb + S(NO3)2 =>
K2S + Pb(NO3)2 = K2Pb + S(NO3)2
SrBr2 + (Nh4)2Co3 = SrCo3 + Nh4Br =>
SrBr2 + (Nh4)2Co3 = SrCo3 + 2 Nh4Br
H3O = H + O =>
H3O = 3 H + O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Na2CO3 = CO2 + Na2O =>
Na2CO3 = CO2 + Na2O
H3O = H2O + H =>
H3O = H2O + H
CuSO4*5H2O + Ba(OH)2 = Cu(OH)2 + BaSO4 + H2O =>
CuSO4*5H2O + Ba(OH)2 = Cu(OH)2 + BaSO4 + 5 H2O
P + CaOH2 = CaP2 + H2O =>
2 P + CaOH2 = CaP2 + H2O
*2Na + H2O = *2NaOH + H2 =>
*2Na + 2 H2O = *2NaOH + H2
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Équations équilibrées sur10/20/24
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