| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaCO3 = CaO + CO2
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
Al2(SO4)3 + KOH = Al(OH)3 + K2SO4 =>
Al2(SO4)3 + 6 KOH = 2 Al(OH)3 + 3 K2SO4
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CH3NH2 + H2O + CuSO4 = (CH3NH3)2SO4 + Cu(OH)2 =>
2 CH3NH2 + 2 H2O + CuSO4 = (CH3NH3)2SO4 + Cu(OH)2
Mg(s) + S8(s) = MgS(s) =>
8 Mg(s) + S8(s) = 8 MgS(s)
HCl + K2Cr2O7 = CrCl3 + KCl + Cl2 + H2O =>
14 HCl + K2Cr2O7 = 2 CrCl3 + 2 KCl + 3 Cl2 + 7 H2O
C2H4 + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
C2H4 + 2 K2Cr2O7 + 8 H2SO4 = 2 CO2 + 2 Cr2(SO4)3 + 2 K2SO4 + 10 H2O
CH3NH2 + HNO2 = CH3OH + N2 + H2O =>
CH3NH2 + HNO2 = CH3OH + N2 + H2O
C2H2 + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H2 + 5 K2Cr2O7 + 20 H2SO4 = 6 CO2 + 5 Cr2(SO4)3 + 5 K2SO4 + 23 H2O
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
HNO3 + Fe = Fe(NO3)3 + NH4(NO3) + H2O =>
30 HNO3 + 8 Fe = 8 Fe(NO3)3 + 3 NH4(NO3) + 9 H2O
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
Fe2S3 + H2O + O2 = Fe(OH)3 + S =>
2 Fe2S3 + 6 H2O + 3 O2 = 4 Fe(OH)3 + 6 S
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
P + HNO3 = NO2 + H2O + H3PO4 =>
P + 5 HNO3 = 5 NO2 + H2O + H3PO4
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
NO2 + H2O = HNO2 + HNO3 =>
2 NO2 + H2O = HNO2 + HNO3
K2Cr2O7 = K2CrO4 + Cr2O3 + O2 =>
4 K2Cr2O7 = 4 K2CrO4 + 2 Cr2O3 + 3 O2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Ca + O2 = CaO2 =>
Ca + O2 = CaO2
KI + MnO2 + H2SO4 = MnSO4 + KHSO4 + I2 + H2O =>
2 KI + MnO2 + 3 H2SO4 = MnSO4 + 2 KHSO4 + I2 + 2 H2O
Na2S2O3 + Cl2 + H2O = HCl + Na2SO4 + H2SO4 =>
Na2S2O3 + 4 Cl2 + 5 H2O = 8 HCl + Na2SO4 + H2SO4
NO4 + H2O = HNO6 + NO =>
3 NO4 + H2O = 2 HNO6 + NO
PBO + CO = PB + CO2 =>
PBO + CO = PB + CO2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
H2O + Cl2 = HCl + O2 =>
2 H2O + 2 Cl2 = 4 HCl + O2
SO2 + H2O + Cl2 = HCl + H2SO4 =>
SO2 + 2 H2O + Cl2 = 2 HCl + H2SO4
CrI3 + Cl2 + NaOH = NaIO4 + Na2CrO4 + NaCl + H2O =>
2 CrI3 + 27 Cl2 + 64 NaOH = 6 NaIO4 + 2 Na2CrO4 + 54 NaCl + 32 H2O
N2 + H = NH3 =>
N2 + 6 H = 2 NH3
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Zn + HCl = Zn{2+} + H2 + Cl{-} =>
Zn + 2 HCl = Zn{2+} + H2 + 2 Cl{-}
C5H12 + Br2 = C6H11Br + HBr =>
6 C5H12 + 11 Br2 = 5 C6H11Br + 17 HBr
C5H12 + Br2 = C5H10Br2 + HBr =>
C5H12 + 2 Br2 = C5H10Br2 + 2 HBr
CuSO4 + KI = CuI + I2 + K2SO4 =>
2 CuSO4 + 4 KI = 2 CuI + I2 + 2 K2SO4
HNO3 + Zn = Zn(NO3)2 + NH4(NO3) + H2O =>
10 HNO3 + 4 Zn = 4 Zn(NO3)2 + NH4(NO3) + 3 H2O
S + OH{-} = S2{-} + (S2O3)2{-} + H2O =>
26 S + 12 OH{-} = 11 S2{-} + (S2O3)2{-} + 6 H2O
C4H10 + O2(g) = CO2 + H2O =>
2 C4H10 + 13 O2(g) = 8 CO2 + 10 H2O
S + OH{-} = S{2-} + S2O3{2-} + H2O =>
4 S + 6 OH{-} = 2 S{2-} + S2O3{2-} + 3 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Co(NO3)2 + NH3 + (NH4)2CO3 = [Co(NH3)4CO3]NO3 + NH4NO3 + H2O =>
8 Co(NO3)2 + 22 NH3 + 8(NH4)2CO3 = 8[Co(NH3)4CO3]NO3 + 7 NH4NO3 + 3 H2O
C2H2 + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H2 + 5 K2Cr2O7 + 20 H2SO4 = 6 CO2 + 5 Cr2(SO4)3 + 5 K2SO4 + 23 H2O
C + O2 = CO2 =>
C + O2 = CO2
Mg + O2 = MgO2 =>
Mg + O2 = MgO2
Al + H2SO4 = Al(HSO4)3 + H2 =>
2 Al + 6 H2SO4 = 2 Al(HSO4)3 + 3 H2
Ca + H3PO4 = Ca3(PO4)4 + H2 =>
3 Ca + 4 H3PO4 = Ca3(PO4)4 + 6 H2
S + H2O = SH2O =>
S + H2O = SH2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur06/21/13
Équations équilibrées sur07/21/12
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