Équations équilibrées la veille |
5 O + 2 HC = 2 CO2 + H2O
KCl + MgBr2 = MgCl2 + KBr =>
2 KCl + MgBr2 = MgCl2 + 2 KBr
C7H5O{-} + NaOH = Na{+} + H2O + C7H4O{2-} =>
C7H5O{-} + NaOH = Na{+} + H2O + C7H4O{2-}
NaBr + HNO3 = BrHNaNO3 =>
NaBr + HNO3 = BrHNaNO3
HNO3 + HF = HF(NO3)2 + NO + H2O =>
8 HNO3 + 3 HF = 3 HF(NO3)2 + 2 NO + 4 H2O
AlF3 + O2 = Al2O3 + F2 =>
4 AlF3 + 3 O2 = 2 Al2O3 + 6 F2
Sn(OH)2NaOH = SnOHNa(OH)2 =>
Sn(OH)2NaOH = SnOHNa(OH)2
Cu + S = Cu2S =>
2 Cu + S = Cu2S
CH4 + HNO3 = CO2 + NO + H2O =>
3 CH4 + 8 HNO3 = 3 CO2 + 8 NO + 10 H2O
NaNO2 + H3PO4 = Na2HPO4 + H2 + NO2 =>
2 NaNO2 + H3PO4 = Na2HPO4 + H2 + 2 NO2
Au2S3 + H2 = Au2H2 + S3 =>
Au2S3 + H2 = Au2H2 + S3
Cu + CH3COOH4 = Cu(CH3COO)2 + H2 =>
Cu + 2 CH3COOH4 = Cu(CH3COO)2 + 4 H2
HCl + CuOH = HOH + CuCl =>
HCl + CuOH = HOH + CuCl
PbS + PbSO4 = Pb2 + SO2 =>
PbS + PbSO4 = Pb2 + 2 SO2
Pb(NO3)2 + CrCl2 = PbCl2 + (NO3)2Cr =>
Pb(NO3)2 + CrCl2 = PbCl2 + (NO3)2Cr
Na2CO3 + H2O = H2CO3 + Na2O =>
Na2CO3 + H2O = H2CO3 + Na2O
PbCl2 + Na2CO3 + H2O = Pb(OH)2 + NaCl + CO2 =>
PbCl2 + Na2CO3 + H2O = Pb(OH)2 + 2 NaCl + CO2
Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
KBr + Br2 = KBr3 =>
KBr + Br2 = KBr3
CO + KOH = K(HCO2) =>
CO + KOH = K(HCO2)
Zn(OH)2 + Al = Al(OH)2 + Zn =>
Zn(OH)2 + Al = Al(OH)2 + Zn
C3H6O + O2 = CO2 + H2O =>
C3H6O + 4 O2 = 3 CO2 + 3 H2O
HCl(aq) + Cu(NO3) = CuCl + HNO3 =>
HCl(aq) + Cu(NO3) = CuCl + HNO3
CuCl2 + NH4CO3 = CuCO3 + NH4Cl2 =>
CuCl2 + NH4CO3 = CuCO3 + NH4Cl2
NaCrO4*4H2O = NaCrO4 + H2O(g) =>
NaCrO4*4H2O = NaCrO4 + 4 H2O(g)
C8 = C4 =>
C8 = 2 C4
NH4HCO3 + LiCl = LiHCO3 + NH4Cl =>
NH4HCO3 + LiCl = LiHCO3 + NH4Cl
HCl(aq) + Cu(NO3) = CuCl + HNO3 =>
HCl(aq) + Cu(NO3) = CuCl + HNO3
CaCO3 + HBrO3 = Ca(BrO3)2 + H2CO3 =>
CaCO3 + 2 HBrO3 = Ca(BrO3)2 + H2CO3
NH4SO4 + Hg2Br2 = HgSO4 + NH4Br =>
2 NH4SO4 + Hg2Br2 = 2 HgSO4 + 2 NH4Br
SnCl2 + MgCl2 = SnCl4 + Mg2Cl2 =>
SnCl2 + 2 MgCl2 = SnCl4 + Mg2Cl2
Te + KOH = K2TeO3 + K2Te + H2O =>
3 Te + 6 KOH = K2TeO3 + 2 K2Te + 3 H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
CH3(CH2)5 + O2 = CO2 + H2O =>
4 CH3(CH2)5 + 37 O2 = 24 CO2 + 26 H2O
NiSe2 + Ta + Se = Ni2Se8Ta11 =>
2 NiSe2 + 11 Ta + 4 Se = Ni2Se8Ta11
C7H11NO6 + ZnO = C7H9NO6Zn + H2O =>
C7H11NO6 + ZnO = C7H9NO6Zn + H2O
Co(H2O)6Cl2 + HCl = H2CoCl4 + H2O =>
Co(H2O)6Cl2 + 2 HCl = H2CoCl4 + 6 H2O
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
AgNo3 + COCl2 = CONo3 + AgCl2 =>
AgNo3 + COCl2 = CONo3 + AgCl2
NaHCO3 + C6H507 = Na3C6H507 + H2O + CO2 =>
531 NaHCO3 + 178 C6H507 = 177 Na3C6H507 + 519 H2O + 537 CO2
KNO3 + Na2(SO4) = K2(SO4) + NaNO3 =>
2 KNO3 + Na2(SO4) = K2(SO4) + 2 NaNO3
NaOH + H2O2 + CrCl3 = Na2CrO4 + H2O + Cl2 =>
4 NaOH + 6 H2O2 + 2 CrCl3 = 2 Na2CrO4 + 8 H2O + 3 Cl2
Mg + S8 = MgS =>
8 Mg + S8 = 8 MgS
Al3 + CuSO4 + HCl = Cu + AlCl3 + H2SO4 =>
2 Al3 + 9 CuSO4 + 18 HCl = 9 Cu + 6 AlCl3 + 9 H2SO4
SrO2 + H2O = Sr(OH)4 =>
SrO2 + 2 H2O = Sr(OH)4
Pt + Rd = PtRd =>
Pt + Rd = PtRd
NO2 = NO + O2 =>
2 NO2 = 2 NO + O2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
H2(g) + PbO2(s) = Pb(s) + H2O(l) =>
2 H2(g) + PbO2(s) = Pb(s) + 2 H2O(l)
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