Équations équilibrées la veille |
30 C6H5 + 23 CO2 + 12 H2O = 29 C6H5COOH
CuO(s) + O2(g) = Cu2O3 =>
4 CuO(s) + O2(g) = 2 Cu2O3
Na2S + Cu(NO3)2 = Na2NO3 + CuS2 =>
2 Na2S + Cu(NO3)2 = 2 Na2NO3 + CuS2
Cd + NiSO4 = CdSO4 + Ni =>
Cd + NiSO4 = CdSO4 + Ni
Lu2O3 + Ta2O5 = LuTaO4 =>
Lu2O3 + Ta2O5 = 2 LuTaO4
HCOOH + CH3OH = CH3COOCH3 + H2O =>
HCOOH + 2 CH3OH = CH3COOCH3 + 2 H2O
Fe(SO4) + H2SO4 + K2Cr2O7 = Fe2(SO4)3 + Cr2(SO4)3 + H2O + K2(SO4) =>
6 Fe(SO4) + 7 H2SO4 + K2Cr2O7 = 3 Fe2(SO4)3 + Cr2(SO4)3 + 7 H2O + K2(SO4)
MgO + Fe = Fe2O3 + Mg =>
3 MgO + 2 Fe = Fe2O3 + 3 Mg
NH3(l) + HCl(l) = NH4Cl =>
NH3(l) + HCl(l) = NH4Cl
FeCl1 + KMnO4 + HCl = FeCl3 + MnCl2 + KCl + H2O =>
5 FeCl1 + 2 KMnO4 + 16 HCl = 5 FeCl3 + 2 MnCl2 + 2 KCl + 8 H2O
Al(OH)3() + HCl() = AlCl3() + H2O() =>
Al(OH)3() + 3 HCl() = AlCl3() + 3 H2O()
Pb + Cu2SO4 = PbSO4 + Cu = =>
Pb + Cu2SO4 = PbSO4 + 2 Cu
Mg + C = Mg2C =>
2 Mg + C = Mg2C
C7H5NaO2 + O = Na2CO3 + CO + H2O =>
2 C7H5NaO2 + 17 O = Na2CO3 + 13 CO + 5 H2O
NaBr + K(NO3) = KBr + Na(NO3) =>
NaBr + K(NO3) = KBr + Na(NO3)
H{+} + Cr2O72{-} + C2H5OH = Cr{3+} + CO2 + H2O =>
84 H{+} + 12 Cr2O72{-} + 137 C2H5OH = 24 Cr{3+} + 274 CO2 + 453 H2O
I3 + H2SO4 = I2SO4 + H =>
2 I3 + 3 H2SO4 = 3 I2SO4 + 6 H
CH3CH2COOH + H2SO4 = CH3CH2COH + SO4 + H2O =>
CH3CH2COOH + H2SO4 = CH3CH2COH + SO4 + H2O
KOH + ZnO = K2ZnO2 + H2O =>
2 KOH + ZnO = K2ZnO2 + H2O
KMnO4 + KNO2 + H2SO4 = K2SO4 + MnSO4 + HNO3 + H2O =>
4 KMnO4 + 10 KNO2 + 11 H2SO4 = 7 K2SO4 + 4 MnSO4 + 10 HNO3 + 6 H2O
C6H12O6 = C4 + O2 + H2 =>
2 C6H12O6 = 3 C4 + 6 O2 + 12 H2
Al + Ga = AlGa =>
Al + Ga = AlGa
Co(NO3)2 + NaBr = CoBr2 + Na(NO3) =>
Co(NO3)2 + 2 NaBr = CoBr2 + 2 Na(NO3)
HNO3 + Na2CO3 = NaNO3 + H2O + CO2 =>
2 HNO3 + Na2CO3 = 2 NaNO3 + H2O + CO2
H3PO4 + C6H12 + Fe = FePO4 + CH4 =>
4 H3PO4 + C6H12 + 4 Fe = 4 FePO4 + 6 CH4
SO2 + AlO = SAl + O3 =>
SO2 + AlO = SAl + O3
K + Fe2(SO4)3 = K2(SO4) + Fe =>
6 K + Fe2(SO4)3 = 3 K2(SO4) + 2 Fe
Al(s) + H2SO4(aq) = H2(g) + Al(HSO4)3(aq) =>
2 Al(s) + 6 H2SO4(aq) = 3 H2(g) + 2 Al(HSO4)3(aq)
Fe2O + Al3 = Al2O3 + Fe =>
9 Fe2O + 2 Al3 = 3 Al2O3 + 18 Fe
NH4HCO3 + NaCl = NaHCO3 + NH4Cl =>
NH4HCO3 + NaCl = NaHCO3 + NH4Cl
Ca(NO2)3KI = K(NO2)3CaI =>
Ca(NO2)3KI = K(NO2)3CaI
H2SO3(aq) + Mg(OH)2(s) = Mg(SO3)(aq) + H2O(l) =>
H2SO3(aq) + Mg(OH)2(s) = Mg(SO3)(aq) + 2 H2O(l)
C9H8O4 + NaHCO3 = C9H7O4Na + H2CO3 =>
C9H8O4 + NaHCO3 = C9H7O4Na + H2CO3
Bi + HNO3 = H3BiO4 + NO2 + H2O =>
Bi + 5 HNO3 = H3BiO4 + 5 NO2 + H2O
H3PO3 = H3PO4 + PH3 = CN =>
4 H3PO3 = 3 H3PO4 + PH3
Fe2O3 + Cl2 + NaOH = Na2FeO4 + NaCl + H2O =>
Fe2O3 + 3 Cl2 + 10 NaOH = 2 Na2FeO4 + 6 NaCl + 5 H2O
Mn + HClO = MnO2 + Cl2 + H2 =>
Mn + 2 HClO = MnO2 + Cl2 + H2
H3PO3 = H3PO4 + PH3 = CN =>
4 H3PO3 = 3 H3PO4 + PH3
X55 = X =>
X55 = 55 X
Mg + CoCl3 = MgCl3 + Co =>
Mg + CoCl3 = MgCl3 + Co
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
HCH3CO2 + NaOH = HOH + NaCH3COO =>
HCH3CO2 + NaOH = HOH + NaCH3COO
Na2HPO4 + NaOH = NaO + Na2H2PO4 =>
Na2HPO4 + NaOH = NaO + Na2H2PO4
NaClO + H2S = NaCl + H2SO4 =>
4 NaClO + H2S = 4 NaCl + H2SO4
Be + NaOH = Be(OH)2 + Na =>
Be + 2 NaOH = Be(OH)2 + 2 Na
C3H7Br + KOH = KBr + H2O + C3H6 =>
C3H7Br + KOH = KBr + H2O + C3H6
Pb{2+} + H{+} + MnO4{-} = Pb{4+} + Mn{2+} + H2O =>
5 Pb{2+} + 16 H{+} + 2 MnO4{-} = 5 Pb{4+} + 2 Mn{2+} + 8 H2O
CaCl2(aq) + HNO3(aq) = Ca(NO3)2(aq) + HCl(aq) =>
CaCl2(aq) + 2 HNO3(aq) = Ca(NO3)2(aq) + 2 HCl(aq)
(VO2)2SO4 + KI + H2SO4 = I2 + VOSO4 + K2SO4 + H2O =>
(VO2)2SO4 + 2 KI + 2 H2SO4 = I2 + 2 VOSO4 + K2SO4 + 2 H2O
Ca3(PO4)2 + HF = CaF2 + H3(PO4) =>
Ca3(PO4)2 + 6 HF = 3 CaF2 + 2 H3(PO4)
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