| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
Na2S + Na2CO3 + SO2 = Na2S2O3 + CO2 =>
2 Na2S + Na2CO3 + 4 SO2 = 3 Na2S2O3 + CO2
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
(C5H5) + Fe = Fe(C5H5)2 =>
2(C5H5) + Fe = Fe(C5H5)2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
Fe2O3 + H = Fe + H2O =>
Fe2O3 + 6 H = 2 Fe + 3 H2O
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
NO2 + P2O3 + KOH = NO + K2HPO4 + H2O =>
2 NO2 + P2O3 + 4 KOH = 2 NO + 2 K2HPO4 + H2O
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
C3H6O2 + O2 = CO2 + H2O =>
2 C3H6O2 + 7 O2 = 6 CO2 + 6 H2O
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CuCl2 + Na2S = CuS + NaCl =>
CuCl2 + Na2S = CuS + 2 NaCl
Ca3(PO4)2 + SiO2 = P4O10 + CaSiO3 =>
2 Ca3(PO4)2 + 6 SiO2 = P4O10 + 6 CaSiO3
Na + KNO3 = K2O + Na2O + N2 =>
10 Na + 2 KNO3 = K2O + 5 Na2O + N2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Sn + PbCl2 = Pb + SnCl2 =>
Sn + PbCl2 = Pb + SnCl2
Na2O + AlCl3 = NaCl + Al2O3 =>
3 Na2O + 2 AlCl3 = 6 NaCl + Al2O3
C2H5Br + KOH(alc) = KBr + H2O + C2H4 =>
C2H5Br + KOH(alc) = KBr + H2O + C2H4
Zn + FeCl3 = ZnCl2 + Fe =>
3 Zn + 2 FeCl3 = 3 ZnCl2 + 2 Fe
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
K2MnO4 + FeSO4 + H2SO4 = MnSO4 + Fe(SO4)3 + K2SO4 + H2O =>
K2MnO4 + FeSO4 + 4 H2SO4 = MnSO4 + Fe(SO4)3 + K2SO4 + 4 H2O
Y2O3 + BaCO3 + CuO + CoFe2O4 + O2 = Y1000Ba2000Cu2950Co17Fe34O7000 + CO2 =>
500 Y2O3 + 2000 BaCO3 + 2950 CuO + 17 CoFe2O4 + 241 O2 = Y1000Ba2000Cu2950Co17Fe34O7000 + 2000 CO2
Cr{+3} + S2O8{-2} + H2O = Cr2O7{-2} + SO4{-2} + H{+} =>
2 Cr{+3} + 3 S2O8{-2} + 7 H2O = Cr2O7{-2} + 6 SO4{-2} + 14 H{+}
PbO + HNO3 = Pb(NO3)2 + H2O =>
PbO + 2 HNO3 = Pb(NO3)2 + H2O
CuS + HNO3 = Cu(NO3)2 + S + NO + H2O =>
3 CuS + 8 HNO3 = 3 Cu(NO3)2 + 3 S + 2 NO + 4 H2O
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
Mg + HNO3 = Mg(NO3) + NO + H2O =>
3 Mg + 4 HNO3 = 3 Mg(NO3) + NO + 2 H2O
KOH + AGNO3 = KNO3 + AGOH =>
KOH + AGNO3 = KNO3 + AGOH
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Ca(NO3)2 + Na2CO3 = CaCO3 + NaNO3 =>
Ca(NO3)2 + Na2CO3 = CaCO3 + 2 NaNO3
KOH + H2SO4 = K2SO4 + H2O =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
CUSO4 + ZN = ZNSO4 + CU =>
CUSO4 + ZN = ZNSO4 + CU
Na + Ca3P2 = Ca + Na3P =>
6 Na + Ca3P2 = 3 Ca + 2 Na3P
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
CoI3 + (NH4)2CrO4 = CoCrO4 + (NH4)2I3 =>
CoI3 + (NH4)2CrO4 = CoCrO4 + (NH4)2I3
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Y2O3 + BaCO3 + CuO + CoFe2O4 + O2 = Y10000Ba20000Cu29500Co165Fe330O70000 + CO2 =>
5000 Y2O3 + 20000 BaCO3 + 29500 CuO + 165 CoFe2O4 + 2420 O2 = Y10000Ba20000Cu29500Co165Fe330O70000 + 20000 CO2
NaI + KMno4 + KOH = I2 + K2Mno4 + NaOH =>
2 NaI + 2 KMno4 + 2 KOH = I2 + 2 K2Mno4 + 2 NaOH
NaBr + Cl2 = NaCl + Br2 =>
2 NaBr + Cl2 = 2 NaCl + Br2
TiCl4 + O2 = TiO2 + Cl =>
TiCl4 + O2 = TiO2 + 4 Cl
Ca + HOH = Ca(OH)2 + H2 =>
Ca + 2 HOH = Ca(OH)2 + H2
H3BO3 = H4B6O11 + H2O =>
6 H3BO3 = H4B6O11 + 7 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/25/17
Équations équilibrées sur01/24/17
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