Équations équilibrées la veille |
4 Fe + 3 O2 = 2 Fe2O3
Al(OH)4{-} + H{+} = Al{3+} + H2O =>
Al(OH)4{-} + 4 H{+} = Al{3+} + 4 H2O
(NH4)2CrO4 + CuNO3 = NH4NO3 + Cu2CrO4 =>
(NH4)2CrO4 + 2 CuNO3 = 2 NH4NO3 + Cu2CrO4
C6H5CH2OH + C2H6C2O3 = C6H5CH2OCOCH3 + CH3COOH =>
C6H5CH2OH + C2H6C2O3 = C6H5CH2OCOCH3 + CH3COOH
NH4OH = H2O + NH3 =>
NH4OH = H2O + NH3
Mg + NO3{-} + H{+} = N2O + Mg2{+} + H2O =>
16 Mg + 2 NO3{-} + 10 H{+} = N2O + 8 Mg2{+} + 5 H2O
CaSO4 + Na2CO3 = CaCO3 + (Na)2SO4 =>
CaSO4 + Na2CO3 = CaCO3 + (Na)2SO4
AgF2 + HNO3 = AgNO3 + F2 + HF =>
2 AgF2 + 2 HNO3 = 2 AgNO3 + F2 + 2 HF
Sc + S2 = Sc2S3 =>
4 Sc + 3 S2 = 2 Sc2S3
Cd + H3PO4 = CdPO4 + H2 =>
2 Cd + 2 H3PO4 = 2 CdPO4 + 3 H2
NH4 + O2 = NH4O2 =>
NH4 + O2 = NH4O2
(NH4)2CO3 + HCl = NH4HCO3 + NH4Cl =>
(NH4)2CO3 + HCl = NH4HCO3 + NH4Cl
NaOH + C20H14O4 + HCl = NaOHC20H14O4HCl =>
NaOH + C20H14O4 + HCl = NaOHC20H14O4HCl
K2SeO4 + HCl = Cl2 + H2O + H2SeO3 + KCl =>
K2SeO4 + 4 HCl = Cl2 + H2O + H2SeO3 + 2 KCl
CH4 + Cl = CH4Cl2 =>
CH4 + 2 Cl = CH4Cl2
Al + Hg(CN)2 = Al(CN)3 + Hg =>
2 Al + 3 Hg(CN)2 = 2 Al(CN)3 + 3 Hg
Zn + FeCl2 = ZnCl2 + Fe =>
Zn + FeCl2 = ZnCl2 + Fe
(NH4)2SO4(s) = NH3(g) + H2SO4(l) =>
(NH4)2SO4(s) = 2 NH3(g) + H2SO4(l)
C3H6O3 + K2CO3 = KC3H5O3 + H2O + CO2 =>
2 C3H6O3 + K2CO3 = 2 KC3H5O3 + H2O + CO2
FeCl3 + K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + KCl =>
4 FeCl3 + 3 K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + 12 KCl
Zn + HNO3 = Zn(NO3)2 + NH4NO3 + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
NiCl2(aq) + NaNO3(aq) = NaCl + Ni(NO3)2 =>
NiCl2(aq) + 2 NaNO3(aq) = 2 NaCl + Ni(NO3)2
MnO2 + Na2CO3 + KClO3 = Na2MnO4 + CO2 + KCl =>
3 MnO2 + 3 Na2CO3 + KClO3 = 3 Na2MnO4 + 3 CO2 + KCl
K + N = K3N =>
3 K + N = K3N
FeCl3 + K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + KCl =>
4 FeCl3 + 3 K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + 12 KCl
BaO + H2SO4 = H2O + BaSO4 =>
BaO + H2SO4 = H2O + BaSO4
Te(OH)3 + H2SO4 = Te2(SO4)3 + H2O =>
2 Te(OH)3 + 3 H2SO4 = Te2(SO4)3 + 6 H2O
NaCl + ZnSO4 = NaSO4 + ZnCl =>
NaCl + ZnSO4 = NaSO4 + ZnCl
C12H26O + NaOH + H2SO4 = NaC12H25SO4 + H2O =>
C12H26O + NaOH + H2SO4 = NaC12H25SO4 + 2 H2O
C6H10O6 = C6H8O6 + H2 =>
C6H10O6 = C6H8O6 + H2
KClO3 + P2S3 = KCl + P2O5 + SO2 =>
11 KClO3 + 3 P2S3 = 11 KCl + 3 P2O5 + 9 SO2
C6H5COOH + NH2 = C6H7N + CO2 + H2O =>
29 C6H5COOH + 30 NH2 = 30 C6H7N + 23 CO2 + 12 H2O
Na3[Al(OH)6] + H2S = Al(OH)3 + NaHS + H2O =>
Na3[Al(OH)6] + 3 H2S = Al(OH)3 + 3 NaHS + 3 H2O
H2MoO4 + Nb(OH)5 = Nb2(MoO4)5 + H2O =>
5 H2MoO4 + 2 Nb(OH)5 = Nb2(MoO4)5 + 10 H2O
NO(g) + H2(g) = HN4(g) + H2O(g) =>
8 NO(g) + 9 H2(g) = 2 HN4(g) + 8 H2O(g)
CH3COOH = HCH3COO =>
CH3COOH = HCH3COO
Fe(HSO4)3 + Fe2O3 = Fe2(SO4)3 + H2O =>
2 Fe(HSO4)3 + Fe2O3 = 2 Fe2(SO4)3 + 3 H2O
H2SO4 + Br2 + Na2S = S + HBr + Na2SO4 =>
H2SO4 + Br2 + Na2S = S + 2 HBr + Na2SO4
Ag + O2 = Ag2O1 =>
4 Ag + O2 = 2 Ag2O1
V(OH)5 + H2SiO3 = V2(SiO3)5 + H2O =>
2 V(OH)5 + 5 H2SiO3 = V2(SiO3)5 + 10 H2O
Mg2 + TiCl4 = MgCl2 + Ti4 =>
4 Mg2 + 4 TiCl4 = 8 MgCl2 + Ti4
C2H2 + [Cu(NH3)2]Cl = C2Cu2 + NH3 + HCl =>
C2H2 + 2[Cu(NH3)2]Cl = C2Cu2 + 4 NH3 + 2 HCl
C2H4Br + Br2 = C2H3Br3 + HBr =>
2 C2H4Br + 3 Br2 = 2 C2H3Br3 + 2 HBr
Cu(OH)2 + HNO3 = Cu(NO3)2 + H2O =>
Cu(OH)2 + 2 HNO3 = Cu(NO3)2 + 2 H2O
Ce(IO3)4 + H2C2H4 = Ce2(C2O4)3 + I2 + CO2 + H2O =>
14 Ce(IO3)4 + 24 H2C2H4 = 7 Ce2(C2O4)3 + 28 I2 + 6 CO2 + 72 H2O
Al{+3} + (OH){-} = Al(OH)3 =>
Al{+3} + 3(OH){-} = Al(OH)3
NaCI(ac) + AgNO3(ac) = NaNO3(ac) + AgCI(s) =>
NaCI(ac) + AgNO3(ac) = NaNO3(ac) + AgCI(s)
CO1 + O2 = CO2 =>
2 CO1 + O2 = 2 CO2
SrCl2 + H2S = SrS + HCl =>
SrCl2 + H2S = SrS + 2 HCl
FeBr3 + CI2 = FeCI2 + Br2 =>
2 FeBr3 + 2 CI2 = 2 FeCI2 + 3 Br2
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