Équations équilibrées la veille |
4 C22H11O12 + 75 O2 = 88 CO2 + 22 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Pb(NO3)2 + (NH4)3PO4 = Pb3(PO4)2 + NH4NO3 =>
3 Pb(NO3)2 + 2(NH4)3PO4 = Pb3(PO4)2 + 6 NH4NO3
Mn + Si = Mn5Si3 =>
5 Mn + 3 Si = Mn5Si3
NH4 + As = (NH4)3As =>
3 NH4 + As = (NH4)3As
KBr + Fe(OH)3 = KOH + FeBr3 =>
3 KBr + Fe(OH)3 = 3 KOH + FeBr3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe3N2 + O2 = FeO + N2 =>
2 Fe3N2 + 3 O2 = 6 FeO + 2 N2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Cr(NO3)3 + Ba(OH)2 = Cr(OH)3 + Ba(NO3)2 =>
2 Cr(NO3)3 + 3 Ba(OH)2 = 2 Cr(OH)3 + 3 Ba(NO3)2
(CaCO{3}) + (SiO{2}) = (CaSiO{3}) + (CO{2}) =>
(CaCO{3}) + (SiO{2}) = (CaSiO{3}) + (CO{2})
CaS + Fe(II)Br = Fe(II)S + CaBr =>
CaS + Fe(II)Br = Fe(II)S + CaBr
PbCl2 + HCl = H2[PbCl4] =>
PbCl2 + 2 HCl = H2[PbCl4]
CaO2 = Ca + O2 =>
CaO2 = Ca + O2
C12H2OH + H2O = CO2 + C2H6O =>
12 C12H2OH + 129 H2O = 46 CO2 + 49 C2H6O
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
Na + Br = NaBr =>
Na + Br = NaBr
CuSO4 + NH4OH = (NH4)2SO4 + Cu(OH)2 =>
CuSO4 + 2 NH4OH = (NH4)2SO4 + Cu(OH)2
Na2(Zn(OH)4) + CH3COOH = Zn(CH3COO)2 + NaOH + H2O =>
Na2(Zn(OH)4) + 2 CH3COOH = Zn(CH3COO)2 + 2 NaOH + 2 H2O
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
C + AlCl3 = CCl + AlCl =>
2 C + AlCl3 = 2 CCl + AlCl
Cl2 + KOH = KCl + KClO3 + H2O =>
3 Cl2 + 6 KOH = 5 KCl + KClO3 + 3 H2O
Hg2(C2H3O2)2 + KI = Hg2I2 + KC2H3O2 =>
Hg2(C2H3O2)2 + 2 KI = Hg2I2 + 2 KC2H3O2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Li + Br2 = LiBr =>
2 Li + Br2 = 2 LiBr
Pb(ClO3)4 + K = KClO3 + Pb =>
Pb(ClO3)4 + 4 K = 4 KClO3 + Pb
V + Cl = VCl =>
V + Cl = VCl
H2CrO4 + C2H5OH = Cr(OH)3 + CH3COOH + H2O =>
4 H2CrO4 + 3 C2H5OH = 4 Cr(OH)3 + 3 CH3COOH + H2O
P2H4 = PH4 + P4H2 =>
7 P2H4 = 6 PH4 + 2 P4H2
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
C9H10O + NH3 = C9H11N + H2O =>
C9H10O + NH3 = C9H11N + H2O
NaNO3 + K3PO4 = KNO3 + Na3PO4 =>
3 NaNO3 + K3PO4 = 3 KNO3 + Na3PO4
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
H + At = HAt =>
H + At = HAt
HgCl2 + H2SO4 = HgSO4 + HCl =>
HgCl2 + H2SO4 = HgSO4 + 2 HCl
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
(NH4)2SO4 + AgCl = NH4Cl + Ag2SO4 =>
(NH4)2SO4 + 2 AgCl = 2 NH4Cl + Ag2SO4
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
Ti + NaOH = Ti(OH)4 + Na =>
Ti + 4 NaOH = Ti(OH)4 + 4 Na
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
NO2 = N2O + O2 =>
4 NO2 = 2 N2O + 3 O2
Cu(NO3)2(aq) + NH4OH(aq) = Cu(OH)2(s) + NH4NO3(aq) =>
Cu(NO3)2(aq) + 2 NH4OH(aq) = Cu(OH)2(s) + 2 NH4NO3(aq)
Sc2O3 + HI = ScI3 + H2O =>
Sc2O3 + 6 HI = 2 ScI3 + 3 H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
CH3OH + CrO7{2-} + H{+} = CH2O + Cr{3+} + H2O =>
9 CH3OH + 2 CrO7{2-} + 10 H{+} = 9 CH2O + 2 Cr{3+} + 14 H2O
HCN(aq) + Ba(OH)2(aq) = Ba(CN)2(aq) + H2O(l) =>
2 HCN(aq) + Ba(OH)2(aq) = Ba(CN)2(aq) + 2 H2O(l)
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Te + I2 = TeI =>
2 Te + I2 = 2 TeI
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