| Équations équilibrées la veille |
N2H4 + 2 H2O2 = N2 + 4 H2O
NaAlO2 = NaO + AlO =>
NaAlO2 = NaO + AlO
KMnO4 + Sn3(PO4)2 = K3PO4 + Sn(MnO4)2 =>
6 KMnO4 + Sn3(PO4)2 = 2 K3PO4 + 3 Sn(MnO4)2
H3BO3 + NaOH = NaBO2 + H2O =>
H3BO3 + NaOH = NaBO2 + 2 H2O
H2S + Na3PO4 = Na2S + H3PO4 =>
3 H2S + 2 Na3PO4 = 3 Na2S + 2 H3PO4
S + K2CO3 = C + K2SO4 + K2S2 =>
5 S + 4 K2CO3 = 4 C + 3 K2SO4 + K2S2
NH3 + NO3 = NH2O =>
2 NH3 + NO3 = 3 NH2O
KOH + ClH = KCl + H2O =>
KOH + ClH = KCl + H2O
NH3 + NO3 = NH2O =>
2 NH3 + NO3 = 3 NH2O
Cu(NO3)2(aq) + Na2SO4(aq) = CuSO4(aq) + Na2(NO3)2(aq) =>
Cu(NO3)2(aq) + Na2SO4(aq) = CuSO4(aq) + Na2(NO3)2(aq)
CaCl2 + NH3 = CaNH3 + Cl =>
CaCl2 + NH3 = CaNH3 + 2 Cl
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
H2SO4 + Li2SO3 = H2SO3 + Li2SO4 =>
H2SO4 + Li2SO3 = H2SO3 + Li2SO4
NH3 + NO3 = NH2O =>
2 NH3 + NO3 = 3 NH2O
WO3 + SnCl2 + HCl = H2(SnCl6) + W3O8 + H2O =>
3 WO3 + SnCl2 + 4 HCl = H2(SnCl6) + W3O8 + H2O
Na + O2 = Na2O98 =>
2 Na + 49 O2 = Na2O98
Zn + H2SO4 = H2 + ZnSO4 =>
Zn + H2SO4 = H2 + ZnSO4
SrF2 + H3PO4 = Sr3(PO4)2 + HF =>
3 SrF2 + 2 H3PO4 = Sr3(PO4)2 + 6 HF
PBr5 = P4 + Br2 =>
4 PBr5 = P4 + 10 Br2
NS = N2 + S8 =>
8 NS = 4 N2 + S8
Fe + KOH = Fe(OH) + K =>
Fe + KOH = Fe(OH) + K
Na(s) + HCl(aq) = NaCl(aq) + H2(g) =>
2 Na(s) + 2 HCl(aq) = 2 NaCl(aq) + H2(g)
C4H13NO + O2 = CO2 + H2O + NH3 =>
C4H13NO + 6 O2 = 4 CO2 + 5 H2O + NH3
SrF2 + HBr = HF + Sr(Br)2 =>
SrF2 + 2 HBr = 2 HF + Sr(Br)2
AI + I2 = A1I3 =>
AI + I2 = A1I3
Al + HgBr2 = AlBr3 + Hg =>
2 Al + 3 HgBr2 = 2 AlBr3 + 3 Hg
NaN3(s) = Na(s) + N2(g) =>
2 NaN3(s) = 2 Na(s) + 3 N2(g)
Al + S = AlS =>
Al + S = AlS
NaNO2 + Cl2 + NaOH = NaCl + NaNO3 + H2O =>
NaNO2 + Cl2 + 2 NaOH = 2 NaCl + NaNO3 + H2O
C25H52 + Al = AlH3 + C =>
3 C25H52 + 52 Al = 52 AlH3 + 75 C
Al + S = AlS =>
Al + S = AlS
K[Al(OH)4] + NH4Cl = Al(OH)3 + NH3 + KCl + H2O =>
K[Al(OH)4] + NH4Cl = Al(OH)3 + NH3 + KCl + H2O
Na2S + HCl = NaCl + H2S =>
Na2S + 2 HCl = 2 NaCl + H2S
Mg(OH)2 + Cl = MgCl2 + Mg(ClO3)2 + H2O =>
6 Mg(OH)2 + 12 Cl = 5 MgCl2 + Mg(ClO3)2 + 6 H2O
H2SeO3 + Ni(OH)2 = NiSeO3 + H2O =>
H2SeO3 + Ni(OH)2 = NiSeO3 + 2 H2O
KAl(OH)4 + AlCl3 = KCl + Al(OH)3 =>
3 KAl(OH)4 + AlCl3 = 3 KCl + 4 Al(OH)3
HCI + CI2 = HC2I3 =>
HCI + CI2 = HC2I3
CH3COOH + CH3CH2CH2OH = CH3COOCH2CH2OH + H2O =>
9 CH3COOH + 2 CH3CH2CH2OH = 6 CH3COOCH2CH2OH + 2 H2O
H3PO4 + S(OH)2 = H2O + S3(PO4)2 =>
2 H3PO4 + 3 S(OH)2 = 6 H2O + S3(PO4)2
Mo + Cu2O = Cu + MoO2 =>
Mo + 2 Cu2O = 4 Cu + MoO2
Fe2O3 + I2 = FeI3 + O2 =>
2 Fe2O3 + 6 I2 = 4 FeI3 + 3 O2
C6H11OH + H2SO4 = C6H12 + SO4 + H2O =>
C6H11OH + H2SO4 = C6H12 + SO4 + H2O
HC2H5COOH + Ca = Ca(C2H5COO)2 + H2 =>
2 HC2H5COOH + Ca = Ca(C2H5COO)2 + 2 H2
HClO4 + Na2C2O4 = H2C2O4 + NaClO4 =>
2 HClO4 + Na2C2O4 = H2C2O4 + 2 NaClO4
Mn{2+} + Fe{+3} + H2O = MnO2 + Fe{+2} + H{+} =>
Mn{2+} + 2 Fe{+3} + 2 H2O = MnO2 + 2 Fe{+2} + 4 H{+}
H2O + Cl = ClO2 + H =>
2 H2O + Cl = ClO2 + 4 H
SO2Ba(OH)2 = H2OBaSO3 =>
SO2Ba(OH)2 = H2OBaSO3
Co(CH3COO)2 + CH3OH = Co(OH) + CH3COOCH3 + H2O =>
4 Co(CH3COO)2 + 11 CH3OH = 4 Co(OH) + 9 CH3COOCH3 + 5 H2O
P + O4 + K + H = K2HPO4 =>
P + O4 + 2 K + H = K2HPO4
C6H6 + O2 = C6 + H2O =>
2 C6H6 + 3 O2 = 2 C6 + 6 H2O
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