| Équations équilibrées la veille | Équations équilibrées le lendemain |
10 C2H6 + 20 O2 = 20 CO2 + 3 H20
Si + F2 = SiF =>
2 Si + F2 = 2 SiF
CH4 + S = CS2 + H2S =>
CH4 + 4 S = CS2 + 2 H2S
Si + F = SiF =>
Si + F = SiF
FeSO4 + NaOH = Fe(OH)2 + Na2SO4 =>
FeSO4 + 2 NaOH = Fe(OH)2 + Na2SO4
Zn + SnCl2 = ZnCl + Sn =>
2 Zn + SnCl2 = 2 ZnCl + Sn
Cl2 + KI = I2 + KCl =>
Cl2 + 2 KI = I2 + 2 KCl
H2(g) + O2(g) = H2O(g) =>
2 H2(g) + O2(g) = 2 H2O(g)
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
PbO2 + HCl = PbCl2 + Cl2 + H2O =>
PbO2 + 4 HCl = PbCl2 + Cl2 + 2 H2O
C4H8(g) + O2(g) = CO2(g) + H2O(g) =>
C4H8(g) + 6 O2(g) = 4 CO2(g) + 4 H2O(g)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
PbO2 + Mn = Pb + MnO4 =>
2 PbO2 + Mn = 2 Pb + MnO4
KMnO4 + NH4OH = MnO2 + N2 + H2O + KOH =>
2 KMnO4 + 2 NH4OH = 2 MnO2 + N2 + 4 H2O + 2 KOH
CH3CHOHCH3 + Cr2O7{-2} + H{+} = CH3CHOCH3 + Cr{+3} + H2O =>
6 CH3CHOHCH3 + Cr2O7{-2} + 8 H{+} = 6 CH3CHOCH3 + 2 Cr{+3} + 7 H2O
C4H4(g) + O2(g) = CO2(g) + H2O(g) =>
C4H4(g) + 5 O2(g) = 4 CO2(g) + 2 H2O(g)
P2O3 + H2Cr2O7 + H2O = H3PO4 + CrPO4 =>
3 P2O3 + 2 H2Cr2O7 + H2O = 2 H3PO4 + 4 CrPO4
C9H20 + O2 = CO2 + H2O =>
C9H20 + 14 O2 = 9 CO2 + 10 H2O
Na2CO3(s) + HCl(aq) = NaCl(l) + H2O + CO2 =>
Na2CO3(s) + 2 HCl(aq) = 2 NaCl(l) + H2O + CO2
KMnO4 + H2O2 = KOH + MnO2 + O2 =>
2 KMnO4 + H2O2 = 2 KOH + 2 MnO2 + 2 O2
HNO3 + P2O5 = H3PO4 + N2O5 =>
6 HNO3 + P2O5 = 2 H3PO4 + 3 N2O5
H + HCO3 = H2CO3 =>
H + HCO3 = H2CO3
C3H6O + O2 = CO2 + H2O =>
C3H6O + 4 O2 = 3 CO2 + 3 H2O
Pb(NO3)2 + Na2SO4 = Na2Pb + (NO3) + SO4 =>
Pb(NO3)2 + Na2SO4 = Na2Pb + 2(NO3) + SO4
Pb(NO3)2 + Na2SO4 = Na2Pb + (NO3)2SO4 =>
Pb(NO3)2 + Na2SO4 = Na2Pb + (NO3)2SO4
Si + HNO3 + HF = H2[SiF6] + NO + H2O =>
3 Si + 4 HNO3 + 18 HF = 3 H2[SiF6] + 4 NO + 8 H2O
Pb(NO3)2 + Na2SO4 = Na2Pb + (NO3)2SO4 =>
Pb(NO3)2 + Na2SO4 = Na2Pb + (NO3)2SO4
Cr2O3 + HNO3 = Cr(NO3)3 + H2O =>
Cr2O3 + 6 HNO3 = 2 Cr(NO3)3 + 3 H2O
K2SO4 + BaI2 = KI + BaSO4 =>
K2SO4 + BaI2 = 2 KI + BaSO4
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
C4H9OH + K2Cr2O7 + H2SO4 = C3H7COOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 C4H9OH + 2 K2Cr2O7 + 8 H2SO4 = 3 C3H7COOH + 2 K2SO4 + 2 Cr2(SO4)3 + 11 H2O
H2SO2 + H2O = SO4 + H3O =>
H2SO2 + 8 H2O = SO4 + 6 H3O
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
HCl + C2H3NH2 = C2H3NH3 + Cl =>
HCl + C2H3NH2 = C2H3NH3 + Cl
(C6H5)2NH + NaNO2 + HCl = (C6H5)2NNO + NaCl + H2O =>
(C6H5)2NH + NaNO2 + HCl = (C6H5)2NNO + NaCl + H2O
C + S8 = CS2 =>
4 C + S8 = 4 CS2
Fe(NO3)3 + NH3 + H2O = Fe(OH)3 + NH4NO3 =>
Fe(NO3)3 + 3 NH3 + 3 H2O = Fe(OH)3 + 3 NH4NO3
H2SO4 + H2O = SO4 + H3O =>
H2SO4 + 2 H2O = SO4 + 2 H3O
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
Be + NaOH + HOH = Na(Be(OH)4) + H2 =>
2 Be + 2 NaOH + 6 HOH = 2 Na(Be(OH)4) + 3 H2
Ag + K3[Fe(Cn)6] = Ag[Fe(Cn)6] + K =>
Ag + K3[Fe(Cn)6] = Ag[Fe(Cn)6] + 3 K
BaCl2 + NaOH = Ba(OH)2 + NaCl =>
BaCl2 + 2 NaOH = Ba(OH)2 + 2 NaCl
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
Sn(OH)4 + KOH = K2SnO3 + H2O =>
Sn(OH)4 + 2 KOH = K2SnO3 + 3 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Cr + HNO3 = Cr(NO3)2 + H2O + NO =>
3 Cr + 8 HNO3 = 3 Cr(NO3)2 + 4 H2O + 2 NO
NaCl + KBr = NaBr + KCl =>
NaCl + KBr = NaBr + KCl
ZnSO4 + Ca(OH)2 = Zn(OH)2 + CaSO4 =>
ZnSO4 + Ca(OH)2 = Zn(OH)2 + CaSO4
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
ZnSO4 + Ca(OH)2 = Zn(OH)2 + CaSO4 =>
ZnSO4 + Ca(OH)2 = Zn(OH)2 + CaSO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/08/14
Équations équilibrées sur04/07/13
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