Équations équilibrées la veille |
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
P4S3 + HNO3 = NO2 + H2SO4 + P2O5 + H2O =>
P4S3 + 38 HNO3 = 38 NO2 + 3 H2SO4 + 2 P2O5 + 16 H2O
NaCl + NaOH = Na2HClO =>
NaCl + NaOH = Na2HClO
(NH4)2SO4 + Pb(NO3)2 = (NH4)NO3 + PbSO4 =>
(NH4)2SO4 + Pb(NO3)2 = 2(NH4)NO3 + PbSO4
HgNO3(aq) + NaCl(aq) = Hg2Cl2(s) + NaNO3(aq) =>
2 HgNO3(aq) + 2 NaCl(aq) = Hg2Cl2(s) + 2 NaNO3(aq)
Cl2 + O2 = Cl2O7 =>
2 Cl2 + 7 O2 = 2 Cl2O7
O2 + I2O = I2O3 =>
O2 + I2O = I2O3
H2SO4 + LiOH = H2Li + SO4OH =>
H2SO4 + LiOH = H2Li + SO4OH
AlCl3 + NH4OH = NH4Cl + Al(OH)3 =>
AlCl3 + 3 NH4OH = 3 NH4Cl + Al(OH)3
NH2CH2COONa + O2 = CO2 + H2O + NaOH + N2 =>
4 NH2CH2COONa + 9 O2 = 8 CO2 + 6 H2O + 4 NaOH + 2 N2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
Ag2S + HNO3 + HCl = S8 + AgCl + NO + H2O =>
24 Ag2S + 16 HNO3 + 48 HCl = 3 S8 + 48 AgCl + 16 NO + 32 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
C4H6 + O2 = CO2 + H2O =>
2 C4H6 + 11 O2 = 8 CO2 + 6 H2O
C3H7OH + Na = C3H7ONa + H2 =>
2 C3H7OH + 2 Na = 2 C3H7ONa + H2
NaF + MnSO4 = NaSO4 + FMn =>
NaF + MnSO4 = NaSO4 + FMn
Fe + CuCl = FeCl2 + Cu =>
Fe + 2 CuCl = FeCl2 + 2 Cu
NaOH + Na2HPO4*12H2O = Na3PO4 + H2O =>
NaOH + Na2HPO4*12H2O = Na3PO4 + 13 H2O
K3SbS3 + K3SbO3 + H2O = Sb2S3 + KOH =>
K3SbS3 + K3SbO3 + 3 H2O = Sb2S3 + 6 KOH
SO2 + H2 = S + H2O =>
SO2 + 2 H2 = S + 2 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Mn(NO3)2 + K2SO3 = MnSO3 + KNO3 =>
Mn(NO3)2 + K2SO3 = MnSO3 + 2 KNO3
CH2OHCH2CHCH3CH3 + CH3OCOH = CH3CH3CHCH2CH2OCOCH3 + H2O =>
CH2OHCH2CHCH3CH3 + CH3OCOH = CH3CH3CHCH2CH2OCOCH3 + H2O
HNO3 + Cu = Cu(NO3)2 + NO2 + H2O =>
4 HNO3 + Cu = Cu(NO3)2 + 2 NO2 + 2 H2O
Cu + FeSO4 = CuSO4 + Fe =>
Cu + FeSO4 = CuSO4 + Fe
AgNO3 + (NH4)Cl = AgCl + NH4NO3 =>
AgNO3 + (NH4)Cl = AgCl + NH4NO3
C9H18 + O2 = CO2 + H2O =>
2 C9H18 + 27 O2 = 18 CO2 + 18 H2O
AlCl3 + NH4OH = NH4Cl + Al(OH)3 =>
AlCl3 + 3 NH4OH = 3 NH4Cl + Al(OH)3
KOH + HCl = KCl + HOH =>
KOH + HCl = KCl + HOH
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
Ca(HS)2 + HCl = CaCl2 + H2S =>
Ca(HS)2 + 2 HCl = CaCl2 + 2 H2S
B2O(s) + HF(l) = BF(g) + H2O(l) =>
B2O(s) + 2 HF(l) = 2 BF(g) + H2O(l)
Cu + HBr = CuBr + H =>
Cu + HBr = CuBr + H
Ta + Cl2 = TaCl5 =>
2 Ta + 5 Cl2 = 2 TaCl5
Cl + HF = F2 + HCl =>
2 Cl + 2 HF = F2 + 2 HCl
Fe + CuCl2 = FeCl2 + Cu =>
Fe + CuCl2 = FeCl2 + Cu
NO2 + HCl = NOCl + H2O + Cl2 =>
2 NO2 + 4 HCl = 2 NOCl + 2 H2O + Cl2
Ca + O2 = OCa =>
2 Ca + O2 = 2 OCa
H2O2 + KI = K2O + H2 + I2 =>
H2O2 + 4 KI = 2 K2O + H2 + 2 I2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Mg3(PO4)2 + NaNO3 = Mg(NO3)2 + Na3PO4 =>
Mg3(PO4)2 + 6 NaNO3 = 3 Mg(NO3)2 + 2 Na3PO4
[Ag(NH3)2](NO3) + NaNO2 = Na[Ag(NO2)2] + NH3 + NaNO3 =>
[Ag(NH3)2](NO3) + 2 NaNO2 = Na[Ag(NO2)2] + 2 NH3 + NaNO3
CrSO4 + Ba(OH)2 = Cr(OH)2 + BaSO4 =>
CrSO4 + Ba(OH)2 = Cr(OH)2 + BaSO4
Zn(s) + H2SO4(ac) = ZnSO4 + H2(g) =>
Zn(s) + H2SO4(ac) = ZnSO4 + H2(g)
P4S3 + HNO3 = H3PO4 + H2SO4 + NO2 + H2O =>
P4S3 + 38 HNO3 = 4 H3PO4 + 3 H2SO4 + 38 NO2 + 10 H2O
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
C5H12O + HNO3 = N2 + H2O + CO2 =>
C5H12O + 6 HNO3 = 3 N2 + 9 H2O + 5 CO2
KBrO3 + KI + HBr = KBr + I2 + H2O =>
KBrO3 + 6 KI + 6 HBr = 7 KBr + 3 I2 + 3 H2O
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