Équations équilibrées la veille |
Ca(CO3) + 2 HCl = CaCl2 + H2O + CO2
Ba(OH)2CuSO4 = BaSO4Cu(OH)2 =>
Ba(OH)2CuSO4 = BaSO4Cu(OH)2
Pb + CaSO4 = PbSO4 + Ca =>
Pb + CaSO4 = PbSO4 + Ca
Fe + H2SO4(razb) = FeSO4 + H2 =>
Fe + H2SO4(razb) = FeSO4 + H2
Fe2(CO3)3 + CH3COOH = CO2 + Fe(CH3COO)3 + H2O =>
Fe2(CO3)3 + 6 CH3COOH = 3 CO2 + 2 Fe(CH3COO)3 + 3 H2O
KClO3 + NaNO2 + H2SO4 = Cl2 + NaNO3 + K2SO4 + H2O =>
2 KClO3 + 5 NaNO2 + H2SO4 = Cl2 + 5 NaNO3 + K2SO4 + H2O
CH3CH2NH2NaNO2HCl = CH3CH2OHN2NaClH2O =>
CH3CH2NH2NaNO2HCl = CH3CH2OHN2NaClH2O
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Sb + HN03 = HSb03 + N02 =>
6 Sb + 2 HN03 = 2 HSb03 + 3 N02
Al + HNO3 = Al(NO3) + NO + H2O =>
3 Al + 4 HNO3 = 3 Al(NO3) + NO + 2 H2O
Al + HNO3 = Al(NO3)3 + H2 =>
2 Al + 6 HNO3 = 2 Al(NO3)3 + 3 H2
CH3CONH2HBr = CH3CONH3Br =>
CH3CONH2HBr = CH3CONH3Br
KMnO4 + H2SO4 + NaNO2 = MnSO4 + NaNO3 + H2O + K2SO4 =>
2 KMnO4 + 3 H2SO4 + 5 NaNO2 = 2 MnSO4 + 5 NaNO3 + 3 H2O + K2SO4
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
SAl = AlS =>
SAl = AlS
Cu + S = Cu2S =>
2 Cu + S = Cu2S
Zn + K2CrO4 = K + ZnCrO4 =>
Zn + K2CrO4 = 2 K + ZnCrO4
Na3P + CaF2 = NaF + Ca3P2 =>
2 Na3P + 3 CaF2 = 6 NaF + Ca3P2
Na2CO3H2PO4 = Na2PO4CO2H2O =>
Na2CO3H2PO4 = Na2PO4CO2H2O
SrO + H2O = Sr(OH)2 =>
SrO + H2O = Sr(OH)2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
BaCl2 + CaBr2 = BaBr2CaCl2 =>
BaCl2 + CaBr2 = BaBr2CaCl2
FeBr3 + H2SO4 = Fe2(SO4)3 + HBr =>
2 FeBr3 + 3 H2SO4 = Fe2(SO4)3 + 6 HBr
Na2S2O3 + KMnO4 + H2O = Na2SO4 + KSO4 + MnO + KOH =>
5 Na2S2O3 + 9 KMnO4 + 2 H2O = 5 Na2SO4 + 5 KSO4 + 9 MnO + 4 KOH
Al(s) + CuSO4(aq) = Cu(aq) + AlSO4(s) =>
Al(s) + CuSO4(aq) = Cu(aq) + AlSO4(s)
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
BaO2 + HCl = BaCl2 + H2O2 =>
BaO2 + 2 HCl = BaCl2 + H2O2
C3H8 + O2 = H2O + CO2 =>
C3H8 + 5 O2 = 4 H2O + 3 CO2
Si4 + Br2 = SiBr =>
Si4 + 2 Br2 = 4 SiBr
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
Fe + AgC2H3O2 = Fe(C2H3O2)2 + Ag =>
Fe + 2 AgC2H3O2 = Fe(C2H3O2)2 + 2 Ag
Fe2(SO4)3 + NO + H2O = H2SO4 + HNO3 + FeSO4 =>
3 Fe2(SO4)3 + 2 NO + 4 H2O = 3 H2SO4 + 2 HNO3 + 6 FeSO4
Fe + AgC2H3O2 = Fe(C2H3O2)2 + Ag =>
Fe + 2 AgC2H3O2 = Fe(C2H3O2)2 + 2 Ag
Ca3(PO4)2(x) + SiO2(x) + C(x) = CaSi03(x) + P4(x) + CO(g) =>
2 Ca3(PO4)2(x) + 18 SiO2(x) + 52 C(x) = 6 CaSi03(x) + P4(x) + 52 CO(g)
NO + HNO3 = N2O4 + H2O =>
2 NO + 4 HNO3 = 3 N2O4 + 2 H2O
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
Fe + O2 + H2O = Fe(OH)3 =>
4 Fe + 3 O2 + 6 H2O = 4 Fe(OH)3
Ba(NO3)2 + H2CO3 = BaCO3 + HNO3 =>
Ba(NO3)2 + H2CO3 = BaCO3 + 2 HNO3
Cl{-} + NO3 = ClO{-} + NO =>
2 Cl{-} + NO3 = 2 ClO{-} + NO
H2SO4 + KI + C6H10O5 = K2SO4 + C6H10O5I2 + H2 =>
H2SO4 + 2 KI + C6H10O5 = K2SO4 + C6H10O5I2 + H2
FeS + H2SO4 = Fe2(SO4)3 + H2O + SO2 =>
2 FeS + 10 H2SO4 = Fe2(SO4)3 + 10 H2O + 9 SO2
NaHCO3 + HCl = NaCl + H2O + CO2 =>
NaHCO3 + HCl = NaCl + H2O + CO2
NO2 + H2S = N2O + H2O + S =>
2 NO2 + 3 H2S = N2O + 3 H2O + 3 S
NaClO4 + AgNO3 = NaNO3 + AgClO4 =>
NaClO4 + AgNO3 = NaNO3 + AgClO4
MgF2 + Cs = CsF + Mg =>
MgF2 + 2 Cs = 2 CsF + Mg
Mn + HI = H2 + MnI3 =>
2 Mn + 6 HI = 3 H2 + 2 MnI3
Br2 + KI = KBr + I2 =>
Br2 + 2 KI = 2 KBr + I2
CO + H2 = CH3OH =>
CO + 2 H2 = CH3OH
H2SO4 + KI + C6H10O5 = K2SO4 + C6H10O5I2 + H2 =>
H2SO4 + 2 KI + C6H10O5 = K2SO4 + C6H10O5I2 + H2
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