Équations équilibrées la veille |
2 K2CrO7 + 32 KI + 21 H2SO4 + 14 CHCl3 = Cr2(SO4)3 + 18 K2SO4 + 16 I2 + 14 CHO + 42 HCl
Na2 + AgNO3 = NaNO3 + Ag =>
Na2 + 2 AgNO3 = 2 NaNO3 + 2 Ag
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Al2(SO4)3 + KOH = Al(OH)3 + K2SO4 =>
Al2(SO4)3 + 6 KOH = 2 Al(OH)3 + 3 K2SO4
Ca(ClO)2 + Mg = CaCl2 + MgO =>
Ca(ClO)2 + 2 Mg = CaCl2 + 2 MgO
B2O3 + H2S = H2O + B2S + O2 =>
B2O3 + H2S = H2O + B2S + O2
NaOH + (COOH)2 = Na2C2O4 + H2O =>
2 NaOH + (COOH)2 = Na2C2O4 + 2 H2O
HCIO + NaOH = NaCIO + H2O =>
HCIO + NaOH = NaCIO + H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
La2(CO3)3 + H2SO4 = La2(SO4)3 + H2O + CO2 =>
La2(CO3)3 + 3 H2SO4 = La2(SO4)3 + 3 H2O + 3 CO2
Pb(NO3)2 + NH4I = PbI2 + NH4NO3 =>
Pb(NO3)2 + 2 NH4I = PbI2 + 2 NH4NO3
C3H6O + O2 = CO + H2O =>
2 C3H6O + 5 O2 = 6 CO + 6 H2O
NaCl + MnO2 + H2(SO4) = NaH(SO4) + Mn(SO4) + Cl2 + H2O =>
2 NaCl + MnO2 + 3 H2(SO4) = 2 NaH(SO4) + Mn(SO4) + Cl2 + 2 H2O
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
SO4H2 + H2O = SO + HO =>
SO4H2 + H2O = SO + 4 HO
C12H22O11 + H2 = C6H10O4 + H2O =>
C12H22O11 + 2 H2 = 2 C6H10O4 + 3 H2O
C3H6O + O2 = CO2 + H2O =>
C3H6O + 4 O2 = 3 CO2 + 3 H2O
NH4I + MgSO4 = (NH4)2SO4 + MgI2 =>
2 NH4I + MgSO4 = (NH4)2SO4 + MgI2
CH3CO2H + Mg(OH)2 = MgH2 + CH3CO2OH =>
2 CH3CO2H + Mg(OH)2 = MgH2 + 2 CH3CO2OH
C7H6O + C3H6O = C17H14O + H2O =>
2 C7H6O + C3H6O = C17H14O + 2 H2O
Na3PO4 + AgNO3 = NaNO3 + Ag3PO4 =>
Na3PO4 + 3 AgNO3 = 3 NaNO3 + Ag3PO4
SO4H2 + H2O = SO + HO =>
SO4H2 + H2O = SO + 4 HO
Na2SO4 + Ca(NO3)2 = NaNO3 + CaSO4 =>
Na2SO4 + Ca(NO3)2 = 2 NaNO3 + CaSO4
NH4I + Cl2 = NH4Cl + I2 =>
2 NH4I + Cl2 = 2 NH4Cl + I2
C2H7N2 + O2 = CO2 + H2O + NO =>
4 C2H7N2 + 19 O2 = 8 CO2 + 14 H2O + 8 NO
NH4I + Cl2 = NH4Cl + I2 =>
2 NH4I + Cl2 = 2 NH4Cl + I2
NH3 + H3PO4 = ((NH4)3PO4) =>
3 NH3 + H3PO4 = ((NH4)3PO4)
Fe(OH)3 + NaCl = FeCl + Na(OH)3 =>
Fe(OH)3 + NaCl = FeCl + Na(OH)3
NH4I + Cl2 = NH4Cl + I2 =>
2 NH4I + Cl2 = 2 NH4Cl + I2
Ag2SO4 + NH4I = (NH4)2SO4 + AgI =>
Ag2SO4 + 2 NH4I = (NH4)2SO4 + 2 AgI
NH4I + AgNO3 = NH4NO3 + AgI =>
NH4I + AgNO3 = NH4NO3 + AgI
C2Cl6 + Zn = ZnCl2 + C =>
C2Cl6 + 3 Zn = 3 ZnCl2 + 2 C
Fe(NO3)2 + KF = FeF2 + KNO3 =>
Fe(NO3)2 + 2 KF = FeF2 + 2 KNO3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
KClO4 + Mg + S = Cl2 + K2S + MgO =>
2 KClO4 + 8 Mg + S = Cl2 + K2S + 8 MgO
Fe(OH)2 + NaClO4 + H2O = Fe(OH)3 + NaCl =>
8 Fe(OH)2 + NaClO4 + 4 H2O = 8 Fe(OH)3 + NaCl
As + H2SO4 = H3AsO3 + SO2 =>
2 As + 3 H2SO4 = 2 H3AsO3 + 3 SO2
ZnS + H2O = Zn(OH)2 + H2S =>
ZnS + 2 H2O = Zn(OH)2 + H2S
CaCO3 + P2O5 = CaCO2 + P2O6 =>
CaCO3 + P2O5 = CaCO2 + P2O6
NH4I + Cl2 = NH4Cl + I2 =>
2 NH4I + Cl2 = 2 NH4Cl + I2
H5IO6 + NaOH = NaIO4 + H2O =>
H5IO6 + NaOH = NaIO4 + 3 H2O
Pb(NO3)2 + NH4I = PbI2 + NH4NO3 =>
Pb(NO3)2 + 2 NH4I = PbI2 + 2 NH4NO3
BaBr2 + K2SO4 = KBr + BaSO4 =>
BaBr2 + K2SO4 = 2 KBr + BaSO4
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
C2H5COH + Ag(NH3)2OH = C2H5COOH + Ag + NH3 + H2O =>
C2H5COH + 2 Ag(NH3)2OH = C2H5COOH + 2 Ag + 4 NH3 + H2O
KS + K2SO4 + S = K2S2O3 =>
2 KS + 3 K2SO4 + 3 S = 4 K2S2O3
KMgO4 + HCl = KCl + MgCl2 + Cl2 + H2O =>
2 KMgO4 + 16 HCl = 2 KCl + 2 MgCl2 + 5 Cl2 + 8 H2O
HMnO4 + MnO = Mn(MnO4)2 + H2O =>
2 HMnO4 + MnO = Mn(MnO4)2 + H2O
HO + CO = COH + O2 =>
2 HO + 2 CO = 2 COH + O2
Ba(NO3)2(aq) + MgSO4(aq) = BaSO4 + Mg(NO3)2 =>
Ba(NO3)2(aq) + MgSO4(aq) = BaSO4 + Mg(NO3)2
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