Équations équilibrées la veille |
4 Al + 3 I2 = 2 Al2I3
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
C2H5OH + C2H5COOH = C2H5COOC3H7 + H2O =>
3 C2H5OH + 2 C2H5COOH = 2 C2H5COOC3H7 + 3 H2O
CaCl2*2H2O + Pb(NO3)2 = Ca(NO3)2 + PbCl2 + H2O =>
CaCl2*2H2O + Pb(NO3)2 = Ca(NO3)2 + PbCl2 + 2 H2O
CH2O + H2 = CH3OH =>
CH2O + H2 = CH3OH
NH3 + O2 = N2H4 + H2O =>
4 NH3 + O2 = 2 N2H4 + 2 H2O
Ca(OH)2 + NaHCO3 = NaOH + H2O + CaCO3 =>
Ca(OH)2 + NaHCO3 = NaOH + H2O + CaCO3
Ba(NO3) + NaSO4 = BaSO4 + NaNO3 =>
Ba(NO3) + NaSO4 = BaSO4 + NaNO3
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
CuSO4 + Zn(NO3)2 = Cu(NO3)2 + ZnSO4 =>
CuSO4 + Zn(NO3)2 = Cu(NO3)2 + ZnSO4
Tl + Cl2 = Tl2Cl =>
4 Tl + Cl2 = 2 Tl2Cl
V{+3} + OH{-} = V2O3 + H2O =>
2 V{+3} + 6 OH{-} = V2O3 + 3 H2O
NH3 + NO2 = N2H4 + H2O =>
12 NH3 + 2 NO2 = 7 N2H4 + 4 H2O
HNO3 + H2O2 = HNO4 + H2O =>
HNO3 + H2O2 = HNO4 + H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Ag{+} + Br{-} = AgBr =>
Ag{+} + Br{-} = AgBr
Al2(SO3)3 + Sn(OH)2 = Al(OH)3 + SnSO3 =>
Al2(SO3)3 + 3 Sn(OH)2 = 2 Al(OH)3 + 3 SnSO3
Ba + (NH4)2S = BaS + NH4 =>
Ba + (NH4)2S = BaS + 2 NH4
C6H4OHCOOCH3 + NaOH = C6H4OHCOONa + CH3OH =>
C6H4OHCOOCH3 + NaOH = C6H4OHCOONa + CH3OH
Na(s) + Si(s) + O2(g) = Na4SiO4(s) =>
4 Na(s) + Si(s) + 2 O2(g) = Na4SiO4(s)
Fe + CH3COOH = FeCH3 + CO2 + H2 =>
2 Fe + 2 CH3COOH = 2 FeCH3 + 2 CO2 + H2
Fe(OH)3 + H2Se4 = Fe(HSe4)3 + H2O =>
Fe(OH)3 + 3 H2Se4 = Fe(HSe4)3 + 3 H2O
Pb(NO3)2 + K2CO3 = PbCO3 + *KNO3* =>
Pb(NO3)2 + K2CO3 = PbCO3 + 2*KNO3*
Br2 + S + H2O = HBr + H2SO4 =>
3 Br2 + S + 4 H2O = 6 HBr + H2SO4
NH4I + Cl3 = NH4Cl + I2 =>
6 NH4I + 2 Cl3 = 6 NH4Cl + 3 I2
Cu(OH)2 + KOH = CuOH + K(OH)2 =>
Cu(OH)2 + KOH = CuOH + K(OH)2
CH2ClCOOH + KOH = CH2OHCOOH + KCl =>
CH2ClCOOH + KOH = CH2OHCOOH + KCl
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
C10H13Cl + NH4NO3 = C10H15N + HCl + HNO3 =>
C10H13Cl + NH4NO3 = C10H15N + HCl + HNO3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H2Te + Ti(OH)3 = Ti(HTe)3 + H2O =>
3 H2Te + Ti(OH)3 = Ti(HTe)3 + 3 H2O
Mg + Zn(NO3)2 = Mg(NO3) + Zn =>
2 Mg + Zn(NO3)2 = 2 Mg(NO3) + Zn
HClO + Ni(OH)2 = Ni(ClO)2 + H2O =>
2 HClO + Ni(OH)2 = Ni(ClO)2 + 2 H2O
CaCO3 + HCl + NaF = CaF + CO3 + NaHCl =>
CaCO3 + HCl + NaF = CaF + CO3 + NaHCl
COOCH3 + NH2CH3 = CONCH3 + CH3OH =>
6 COOCH3 + 5 NH2CH3 = 5 CONCH3 + 7 CH3OH
Al2(OH)3(s) + C(s) = Al(s) + CO2(s) + H2O(g) =>
4 Al2(OH)3(s) + 3 C(s) = 8 Al(s) + 3 CO2(s) + 6 H2O(g)
H3PO4 + NH3 = (NH4)3PO4 =>
H3PO4 + 3 NH3 = (NH4)3PO4
P4 + O2 = P4O5 =>
2 P4 + 5 O2 = 2 P4O5
NaCl + H2O = Na2O + HCl =>
2 NaCl + H2O = Na2O + 2 HCl
Cl2O7(g) + H2O(l) = ClOH + OH =>
Cl2O7(g) + 7 H2O(l) = 2 ClOH + 12 OH
NaCl + NaOH = ClOH + Na =>
NaCl + NaOH = ClOH + 2 Na
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
AgNO3(aq) + NaPO4(aq) = AgPO4 + NaNO3 =>
AgNO3(aq) + NaPO4(aq) = AgPO4 + NaNO3
Li2CO3 + MoO3 + Mo + Dy2O3 = LiDyMo8O10 + CO2 =>
3 Li2CO3 + 16 MoO3 + 32 Mo + 3 Dy2O3 = 6 LiDyMo8O10 + 3 CO2
V(OH)5 + H3PO3 = V3(PO3)5 + H3(OH)3 =>
3 V(OH)5 + 5 H3PO3 = V3(PO3)5 + 5 H3(OH)3
C6H5BiO7 + H2O2 = Bi2O3 + CH4 + CO2 =>
12 C6H5BiO7 + 16 H2O2 = 6 Bi2O3 + 23 CH4 + 49 CO2
I2 + CH2Cl2 = ICl + CH2 =>
I2 + CH2Cl2 = 2 ICl + CH2
Fe2S3 + O2 = Fe2O3 + SO2 =>
2 Fe2S3 + 9 O2 = 2 Fe2O3 + 6 SO2
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