Équations équilibrées la veille |
Fe2O3 + 3 H2SO4 = Fe2[SO4]3 + 3 H2O
H2N(CH2)2NH2 + HOOC(CH2)2COOH = NH(CH2)2HNCO(CH2)2OC + H2O =>
H2N(CH2)2NH2 + HOOC(CH2)2COOH = NH(CH2)2HNCO(CH2)2OC + 2 H2O
NH4CO3 = NH4 + CO3 =>
NH4CO3 = NH4 + CO3
Na(p) + Cl(e) = NaCl =>
Na(p) + Cl(e) = NaCl
Co(OH)3 + H{+} = Co{2+} + O2 + H2O =>
4 Co(OH)3 + 8 H{+} = 4 Co{2+} + O2 + 10 H2O
NH3 + Br + NaOH = N + NaBr + H2O =>
NH3 + 3 Br + 3 NaOH = N + 3 NaBr + 3 H2O
Sb + Cl2 = SbCl3 =>
2 Sb + 3 Cl2 = 2 SbCl3
CuSO4 + BaCl3 = BaSO4 + CuCl3 =>
CuSO4 + BaCl3 = BaSO4 + CuCl3
Ag + O3 = Ag2O2 =>
6 Ag + 2 O3 = 3 Ag2O2
MgCl2 + H2SO4 = MgSO4 + H2Cl2 =>
MgCl2 + H2SO4 = MgSO4 + H2Cl2
NaCl2 + AgNo3 = AgCl2 + NaNo3 =>
NaCl2 + AgNo3 = AgCl2 + NaNo3
C5H12O + Na = NaC5H11 + OH =>
C5H12O + Na = NaC5H11 + OH
BaCl2 + K2CrO4 = BaCrO4 + KCl =>
BaCl2 + K2CrO4 = BaCrO4 + 2 KCl
KNO3 + H2SO4 + Hg = K2SO4 + HgSO4 + H2O + NO =>
2 KNO3 + 4 H2SO4 + 3 Hg = K2SO4 + 3 HgSO4 + 4 H2O + 2 NO
CS2 + O2(g) = CO2(g) + SO2(g) =>
CS2 + 3 O2(g) = CO2(g) + 2 SO2(g)
BaCl2 + K2CrO4 = BaCrO4 + KCl =>
BaCl2 + K2CrO4 = BaCrO4 + 2 KCl
Cd(NO3)2(aq) + Na2S(aq) = CdS(s) + NaNO3(aq) =>
Cd(NO3)2(aq) + Na2S(aq) = CdS(s) + 2 NaNO3(aq)
Al3 + (CO3)2 = Al(CO3)3 =>
2 Al3 + 9(CO3)2 = 6 Al(CO3)3
HCl + NOH = H2O + NCl =>
HCl + NOH = H2O + NCl
NO2(g) + NaOH(aq) = NaNO3(aq) + NaNO2(aq) + H2O(l) =>
2 NO2(g) + 2 NaOH(aq) = NaNO3(aq) + NaNO2(aq) + H2O(l)
CO2 + H2O = C2H6 + O2 =>
4 CO2 + 6 H2O = 2 C2H6 + 7 O2
Ba(NO3)2 + NH2SO4 + H2O = Ba(NH2)2(S) + H2SO4 + HNO3 =>
5 Ba(NO3)2 + 22 NH2SO4 + 16 H2O = 5 Ba(NH2)2(S) + 17 H2SO4 + 22 HNO3
FeS + LiCl = FeCl2 + Li2S =>
FeS + 2 LiCl = FeCl2 + Li2S
Li + HCl = LiCl + H2 =>
2 Li + 2 HCl = 2 LiCl + H2
Al(OH)3(ac) + HCl(ac) = AlCl3(ac) + H2O(l) =>
Al(OH)3(ac) + 3 HCl(ac) = AlCl3(ac) + 3 H2O(l)
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
NaOH + C8H5KO4 = NaC8H4KO4 + H2O =>
NaOH + C8H5KO4 = NaC8H4KO4 + H2O
BaCl2 + Na2CO3 = BaCO3 + NaCl =>
BaCl2 + Na2CO3 = BaCO3 + 2 NaCl
CuSO4H2O + Fe = Cu + FeSO4H2O =>
CuSO4H2O + Fe = Cu + FeSO4H2O
K2CO3 + Ba(NO3)2 = BaCO3 + (KNO3) =>
K2CO3 + Ba(NO3)2 = BaCO3 + 2(KNO3)
Cd + O2 = CdO =>
2 Cd + O2 = 2 CdO
K2[Zn(OH)4] + KCN = K2[Zn(CN)4] + KOH =>
K2[Zn(OH)4] + 4 KCN = K2[Zn(CN)4] + 4 KOH
IK + Cl = KCl + I =>
IK + Cl = KCl + I
SnSO4 + Na2CO3 + H2O = Sn(OH)2 + Na2SO4 + CO2 =>
SnSO4 + Na2CO3 + H2O = Sn(OH)2 + Na2SO4 + CO2
HCOOH + CH3OH = CH3COO + H2O =>
5 HCOOH + 3 CH3OH = 4 CH3COO + 5 H2O
CuF2 + H2SO4 = CuSO4 + HF =>
CuF2 + H2SO4 = CuSO4 + 2 HF
H2FeO4 + Ca(OH)2 = CaH2(FeO4)2 + H2O =>
2 H2FeO4 + Ca(OH)2 = CaH2(FeO4)2 + 2 H2O
O3 = O2 =>
2 O3 = 3 O2
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
PO4 + O2 = PO6 =>
PO4 + O2 = PO6
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
Zn + CrCl3 = CrCl2 + ZnCl2 =>
Zn + 2 CrCl3 = 2 CrCl2 + ZnCl2
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
CS2(i) + O2(g) = CO2(g) + SO2(g) =>
CS2(i) + 3 O2(g) = CO2(g) + 2 SO2(g)
H3PO4 + Mg(OH)2 = H2O + Mg3(PO4)2 =>
2 H3PO4 + 3 Mg(OH)2 = 6 H2O + Mg3(PO4)2
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
AgO1 + Al = Ag + Al2O3 =>
3 AgO1 + 2 Al = 3 Ag + Al2O3
Na2CO3 + CaCO3 = Na2Ca(CO3)2 =>
Na2CO3 + CaCO3 = Na2Ca(CO3)2
F2 + NaI = I2 + NaF =>
F2 + 2 NaI = I2 + 2 NaF
ZnO + N2O5 = Zn3N2 + O2 =>
3 ZnO + N2O5 = Zn3N2 + 4 O2
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