Équations équilibrées la veille |
2 H2 + 2 NO = 2 H2O + N2
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
C6H5CH3Cl + NaOH = C6H5CH3OH + NaCl =>
C6H5CH3Cl + NaOH = C6H5CH3OH + NaCl
CuO + C4H9Cl = CuCl + C4H9O =>
CuO + C4H9Cl = CuCl + C4H9O
Al + Ba(OH)2 = Ba2AlO4 + H2 =>
Al + 2 Ba(OH)2 = Ba2AlO4 + 2 H2
CH3OH(s) + O2(g) = CO2(g) + H2O(l) =>
2 CH3OH(s) + 3 O2(g) = 2 CO2(g) + 4 H2O(l)
Kr + H2O = H2 + KrOH =>
2 Kr + 2 H2O = H2 + 2 KrOH
Ca + Cl2 = CaCl2 =>
Ca + Cl2 = CaCl2
Li + FeNO3 = Fe + LiNO3 =>
Li + FeNO3 = Fe + LiNO3
Na2 + CO3 + AgNO3 = NaNO3 + Ag2CO3 =>
Na2 + CO3 + 2 AgNO3 = 2 NaNO3 + Ag2CO3
CaH2 + H2O = Ca(OH2) + H2 =>
CaH2 + H2O = Ca(OH2) + H2
Mg3N2 + H2O = Mg(OH)3 + NH3 + H2 =>
2 Mg3N2 + 18 H2O = 6 Mg(OH)3 + 4 NH3 + 3 H2
Co + SCN = (Co(SCN)6) =>
Co + 6 SCN = (Co(SCN)6)
CaF3 = CaF4 + CaF2 =>
2 CaF3 = CaF4 + CaF2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
K2Cr2O7 + NaOH = K2CrO4 + Na2CrO4 + H2O =>
K2Cr2O7 + 2 NaOH = K2CrO4 + Na2CrO4 + H2O
Na2S + Cl2 + NaOH = Na2SO4 + NaCl + H2O =>
Na2S + 4 Cl2 + 8 NaOH = Na2SO4 + 8 NaCl + 4 H2O
Cu(CH3COO)2() + NaOH() = Cu(OH)2() + NaCH3COO() =>
Cu(CH3COO)2() + 2 NaOH() = Cu(OH)2() + 2 NaCH3COO()
Cu + H2SO4 = CuO4S + O2S + H2O =>
Cu + 2 H2SO4 = CuO4S + O2S + 2 H2O
NH4Cl + HCl = Cl2 + HNH4 =>
NH4Cl + HCl = Cl2 + HNH4
LiAlO2 + CO2 = Li2CO3 + Al2O3 =>
2 LiAlO2 + CO2 = Li2CO3 + Al2O3
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
SeO3 + HCl = SeCl6 + H2O =>
SeO3 + 6 HCl = SeCl6 + 3 H2O
Fe2O3 + Cl2 = Fe + Cl2O =>
Fe2O3 + 3 Cl2 = 2 Fe + 3 Cl2O
CH3COOH + CH3CH(OH)CH3 = CH3COOCH3CH2CH3 + H2O =>
9 CH3COOH + 14 CH3CH(OH)CH3 = 12 CH3COOCH3CH2CH3 + 8 H2O
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
MgF2 + Li2CO3 = MgCO3 + LiF =>
MgF2 + Li2CO3 = MgCO3 + 2 LiF
Zn + HNO3 = Zn(NO3)2 + H2 = =>
Zn + 2 HNO3 = Zn(NO3)2 + H2
SnSO4 + K3[Fe(CN)6] = Sn3[Fe(CN)6]2 + K2SO4 =>
3 SnSO4 + 2 K3[Fe(CN)6] = Sn3[Fe(CN)6]2 + 3 K2SO4
N2 + H = NH3 =>
N2 + 6 H = 2 NH3
ZnSO4 + SO2 + H2O = Zn + H2SO4 =>
ZnSO4 + SO2 + 2 H2O = Zn + 2 H2SO4
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C4H9OH + O2 = C4H7O2H + H2O =>
C4H9OH + O2 = C4H7O2H + H2O
FeS + HNO3 = Fe2(SO4)3 + Fe(NO3) + NO2 + H2O =>
3 FeS + 26 HNO3 = Fe2(SO4)3 + Fe(NO3) + 25 NO2 + 13 H2O
Mg(OH)2 + COCl2 = MgCl2 + H2O + CO2 =>
Mg(OH)2 + COCl2 = MgCl2 + H2O + CO2
CH4N2O + HNO3 = CO2 + NO2 + H2O =>
CH4N2O + 14 HNO3 = CO2 + 16 NO2 + 9 H2O
Li + KOH = LiOH + K =>
Li + KOH = LiOH + K
Ag + CuSO4 = Cu + Ag2SO4 =>
2 Ag + CuSO4 = Cu + Ag2SO4
C2H4O2 + CH3(CH2)7OH = CH3(CH2)7O2CCH3 + H2O =>
C2H4O2 + CH3(CH2)7OH = CH3(CH2)7O2CCH3 + H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
CH3CHCH3CH2NHCH3 + HCl = CH3CHCH3CH2NH2CH3 + Cl =>
CH3CHCH3CH2NHCH3 + HCl = CH3CHCH3CH2NH2CH3 + Cl
Pb(OH)2 + Na2SO4 = PbSO4 + NaOH =>
Pb(OH)2 + Na2SO4 = PbSO4 + 2 NaOH
CrBr3 + NaNO3 = Cr(NO3)3 + NaBr =>
CrBr3 + 3 NaNO3 = Cr(NO3)3 + 3 NaBr
Fe(cr) + O2(g) = Fe2O3 =>
4 Fe(cr) + 3 O2(g) = 2 Fe2O3
C2H6O(ethanal) + O2 = CO2 + H2O =>
C2H6O(ethanal) + 3 O2 = 2 CO2 + 3 H2O
CH3OH + C2H5OH = C3H8(OH)2 =>
CH3OH + C2H5OH = C3H8(OH)2
Ag2Se + NaNO3 + H2SO4 = Ag2SO4 + SeO2 + NO2 + Na2SO4 + H2O =>
Ag2Se + 6 NaNO3 + 4 H2SO4 = Ag2SO4 + SeO2 + 6 NO2 + 3 Na2SO4 + 4 H2O
MgSO4 + C = MgS + CO2 =>
MgSO4 + 2 C = MgS + 2 CO2
C2H5OH + HCOH = C3H6O2 + H2O =>
C2H5OH + 4 HCOH = 2 C3H6O2 + H2O
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