Équations équilibrées la veille |
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
NaHCO3(s) = CO2(g) + H2O(g) + Na2CO3(s) =>
2 NaHCO3(s) = CO2(g) + H2O(g) + Na2CO3(s)
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
CH3(CH2)6CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)6CH3 + 25 O2 = 16 CO2 + 18 H2O
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
NaCl + HNO3 = NaNO3 + Cl2 + NOCl + H2O =>
3 NaCl + 4 HNO3 = 3 NaNO3 + Cl2 + NOCl + 2 H2O
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
LiCN(aq) + HBr(aq) = LiBr + HCN =>
LiCN(aq) + HBr(aq) = LiBr + HCN
NH4Cl + Fe = NH4 + FeCl3 =>
3 NH4Cl + Fe = 3 NH4 + FeCl3
NaI + H2SO4 + NaIO3 = Na2SO4 + I2 + H2O =>
5 NaI + 3 H2SO4 + NaIO3 = 3 Na2SO4 + 3 I2 + 3 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
A = A5 =>
5 A = A5
Zn + Co2 = Zn(Co2) =>
Zn + Co2 = Zn(Co2)
H2SiO3 + NaOH = HNaSiO3 + H2O =>
H2SiO3 + NaOH = HNaSiO3 + H2O
Br2 + NaI = NaBr + I =>
Br2 + 2 NaI = 2 NaBr + 2 I
NH4Cl + Fe = NH4 + FeCl3 =>
3 NH4Cl + Fe = 3 NH4 + FeCl3
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
FeSO4 = Fe2O3 + SO2 + SO3 =>
2 FeSO4 = Fe2O3 + SO2 + SO3
NaNO2 + KMnO4KOH = NaNO3 + K2MnO4 + H2O =>
NaNO2 + 2 KMnO4KOH = NaNO3 + 2 K2MnO4 + H2O
Mn2O7 = Mn2 + O7 =>
Mn2O7 = Mn2 + O7
Ba(OH)2 + AlBr3 = BaBr3 + Al(OH)2 =>
Ba(OH)2 + AlBr3 = BaBr3 + Al(OH)2
SCl2 + CH2 = ClCH2CH2SCl =>
SCl2 + 2 CH2 = ClCH2CH2SCl
SnCl2 + H2SO4 = SnSO4 + HCl =>
SnCl2 + H2SO4 = SnSO4 + 2 HCl
SO3{2-} + HPO3{2-} + H{+} = S + HPO4{2-} + H2O =>
SO3{2-} + 2 HPO3{2-} + 2 H{+} = S + 2 HPO4{2-} + H2O
NH6 + Br2 + NaOH = N + NaBr + H2O =>
NH6 + 3 Br2 + 6 NaOH = N + 6 NaBr + 6 H2O
Ca(HCO3)2(aq) = CaCO3(aq) + H2O(l) + CO2(g) =>
Ca(HCO3)2(aq) = CaCO3(aq) + H2O(l) + CO2(g)
Cu + FeSO4 = CuSO4 + Fe =>
Cu + FeSO4 = CuSO4 + Fe
Ag + BrO3 = AgBrO3 =>
Ag + BrO3 = AgBrO3
Pb(NO3)2 + (NH4)3PO4 = Pb3(PO4)2 + NH4NO3 =>
3 Pb(NO3)2 + 2(NH4)3PO4 = Pb3(PO4)2 + 6 NH4NO3
PbBr2 + HCl = HBr + PbCl2 =>
PbBr2 + 2 HCl = 2 HBr + PbCl2
K2O + Na2S = K2S + Na2O =>
K2O + Na2S = K2S + Na2O
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
C8H8O3 + NaOH = C7H5O3Na + CH3OH =>
C8H8O3 + NaOH = C7H5O3Na + CH3OH
Pb(OH)2 + Hg2S = PbS + HgOH =>
Pb(OH)2 + Hg2S = PbS + 2 HgOH
Zn(c) + HCl(aq) = ZnCl(aq) + H2(g) =>
2 Zn(c) + 2 HCl(aq) = 2 ZnCl(aq) + H2(g)
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Br2O + HNO3 = BrNO3 + H2O =>
Br2O + 2 HNO3 = 2 BrNO3 + H2O
CH3COOH + Mg = Mg(OH)2 + CH3CO =>
2 CH3COOH + Mg = Mg(OH)2 + 2 CH3CO
N2H4 + Zn + NaOH + H2O = NH3 + Na2Zn(OH)4 =>
N2H4 + Zn + 2 NaOH + 2 H2O = 2 NH3 + Na2Zn(OH)4
CH2NH2COOH + C2H5OH = CH2NH2COOC2H5 + H2O =>
CH2NH2COOH + C2H5OH = CH2NH2COOC2H5 + H2O
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
IS = I2 + S2 =>
2 IS = I2 + S2
Nb3C2O2 = Nb2C + Nb2O5 + C =>
10 Nb3C2O2 = 11 Nb2C + 4 Nb2O5 + 9 C
F + O = F2O3 =>
2 F + 3 O = F2O3
CaO + SnO2 = Sn2 + CaO2 =>
4 CaO + 2 SnO2 = Sn2 + 4 CaO2
KI + CI + H2O = HIO3 + KCI + HCI =>
KI + 6 CI + 3 H2O = HIO3 + KCI + 5 HCI
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