Équations équilibrées la veille |
Cu + 2 HCl = CuCl2 + H2
K2S + Ca(C2H3O2)2 = KC2H3O2 + Ca2S2 =>
2 K2S + 2 Ca(C2H3O2)2 = 4 KC2H3O2 + Ca2S2
C7H5N3O6 + O = CO2 + H2O + N2 =>
2 C7H5N3O6 + 21 O = 14 CO2 + 5 H2O + 3 N2
C3H6 + O2H2O + Co2 = C3H6O + Co(OH)2 =>
2 C3H6 + 2 O2H2O + Co2 = 2 C3H6O + 2 Co(OH)2
Na2CO3 + CaCl2 = NaCl + CaCO3(s) =>
Na2CO3 + CaCl2 = 2 NaCl + CaCO3(s)
Fe2 + H2 = Fe2H2 =>
Fe2 + H2 = Fe2H2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
I2 + NaOH = Na + NaIO3 + H2O =>
I2 + 12 NaOH = 10 Na + 2 NaIO3 + 6 H2O
Cl2 + CH3COOH = CCl3COOH + HCl =>
3 Cl2 + CH3COOH = CCl3COOH + 3 HCl
FeO + Cl2 = Fe + Cl2O =>
FeO + Cl2 = Fe + Cl2O
C6H5NH2ClCH3 + NaOH = NaCl + H2O + C6H5NHCH3 =>
C6H5NH2ClCH3 + NaOH = NaCl + H2O + C6H5NHCH3
NaBr + HClO = HBr + NaCl + O2 =>
2 NaBr + 2 HClO = 2 HBr + 2 NaCl + O2
FeSO4 + Na3PO4 = Fe3(PO4)2 + Na2SO4 =>
3 FeSO4 + 2 Na3PO4 = Fe3(PO4)2 + 3 Na2SO4
NaBr + HClO = NaClO + HBr =>
NaBr + HClO = NaClO + HBr
CH2O(v) + O2 = CO2 + H2O =>
CH2O(v) + O2 = CO2 + H2O
BaSO4 + NaHCO3 = BaCO3 + Na2SO4 + H2O + CO2 =>
BaSO4 + 2 NaHCO3 = BaCO3 + Na2SO4 + H2O + CO2
LiCl + H2SO4 = HCl + Li2SO4 =>
2 LiCl + H2SO4 = 2 HCl + Li2SO4
Fe(OH)3 + HNO3 = Fe + NO3 + H2O =>
Fe(OH)3 + 3 HNO3 = Fe + 3 NO3 + 3 H2O
C6H5CO2{-} + H2O = C6H5COOH + OH{-} =>
C6H5CO2{-} + H2O = C6H5COOH + OH{-}
H2SO3 = H2 + SO3 =>
H2SO3 = H2 + SO3
Mg + O = Mg(O)2 =>
Mg + 2 O = Mg(O)2
MgSO4 + Al = Mg + AlSO3 + O2 =>
2 MgSO4 + 2 Al = 2 Mg + 2 AlSO3 + O2
NaOH(s)HNO3(s) = NaNO3(s)H2O(s) =>
NaOH(s)HNO3(s) = NaNO3(s)H2O(s)
C17H21O4 + O2 = CO2 + H2O =>
4 C17H21O4 + 81 O2 = 68 CO2 + 42 H2O
C4H9Br2 + HBr = C4H10 + Br2 =>
2 C4H9Br2 + 2 HBr = 2 C4H10 + 3 Br2
Na2S + ZnCl2 = Na2Cl2 + ZnS =>
Na2S + ZnCl2 = Na2Cl2 + ZnS
FePO4 + MgSO4 = FeSO4 + MgPO4 =>
FePO4 + MgSO4 = FeSO4 + MgPO4
Fe(OH)3 + NaOH = Na3Fe(OH)6 =>
Fe(OH)3 + 3 NaOH = Na3Fe(OH)6
CO2 + Li2O2 = Li2O + CO3 =>
CO2 + Li2O2 = Li2O + CO3
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
Cr2(SO4)3 + KOH + KCIO3 = K2CrO4 + H2O + KCI + K2SO4 =>
Cr2(SO4)3 + 10 KOH + KCIO3 = 2 K2CrO4 + 5 H2O + KCI + 3 K2SO4
MgSO4 + Fe(OH)3 = Mg(OH)3 + FeSO4 =>
MgSO4 + Fe(OH)3 = Mg(OH)3 + FeSO4
CuCl2 + KOH = Cu(OH)2 + KCl =>
CuCl2 + 2 KOH = Cu(OH)2 + 2 KCl
BaS + Ni(NO3)2 = Ba(NO3)2 + NiS =>
BaS + Ni(NO3)2 = Ba(NO3)2 + NiS
GaBr3 + K2S = Ga2S3 + KBr =>
2 GaBr3 + 3 K2S = Ga2S3 + 6 KBr
AgCl + NaH = Ag + NaCl + H2 =>
2 AgCl + 2 NaH = 2 Ag + 2 NaCl + H2
C6H5CHNC6H5 + C2H5OH = C13H11H + C2H6 + NO =>
54 C6H5CHNC6H5 + 54 C2H5OH = 56 C13H11H + 41 C2H6 + 54 NO
CaCl2 + AgClO3 = Ca(ClO3)2 + AgCl =>
CaCl2 + 2 AgClO3 = Ca(ClO3)2 + 2 AgCl
(CH2)5CHOH + O2 = CO2 + H2O =>
2(CH2)5CHOH + 17 O2 = 12 CO2 + 12 H2O
K3Po4 + CaCl2 = Ca3(Po4)2 + KCl =>
2 K3Po4 + 3 CaCl2 = Ca3(Po4)2 + 6 KCl
HCN(g) + O2(g) = N2(g) + CO2(g) + H2O(l) =>
4 HCN(g) + 5 O2(g) = 2 N2(g) + 4 CO2(g) + 2 H2O(l)
HNNO3 + H2S = NO + H2SO4 + H2O =>
8 HNNO3 + H2S = 16 NO + H2SO4 + 4 H2O
Mg(HCO3)2 + NaCl = Na(HCO3)2 + MgCl =>
Mg(HCO3)2 + NaCl = Na(HCO3)2 + MgCl
NaOH + HBr = NaBr + water =>
NaOH + HBr = NaBr + H2O
HS + O2 = SO + HO =>
HS + O2 = SO + HO
PH3 + I + H2O = H3PO2 + HI =>
PH3 + 4 I + 2 H2O = H3PO2 + 4 HI
HCl + C20H14O4 = ClC20H15O4 =>
HCl + C20H14O4 = ClC20H15O4
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