Équations équilibrées la veille |
C6H5OH + CH2O = C7H8O2
In2Se3 + O2 = In2O3 + SeO2 =>
2 In2Se3 + 9 O2 = 2 In2O3 + 6 SeO2
Al2(SO4)3 + Ca(PO)2 = Al(PO)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(PO)2 = 2 Al(PO)3 + 3 CaSO4
NaHCO3(aq) + CH3COOH(aq) = CO2(g) + H2O(l) + CH3COONa(aq) =>
NaHCO3(aq) + CH3COOH(aq) = CO2(g) + H2O(l) + CH3COONa(aq)
HCOOH + Ag2O = HCOOAg + H2O =>
2 HCOOH + Ag2O = 2 HCOOAg + H2O
MgS = Mg + S8 =>
8 MgS = 8 Mg + S8
Sr(CO3) + K = K2(CO3) + Sr =>
Sr(CO3) + 2 K = K2(CO3) + Sr
Na2B4O7 + H2SO4 + H2O = H3BO3 + Na2SO4 =>
Na2B4O7 + H2SO4 + 5 H2O = 4 H3BO3 + Na2SO4
Xe37He73 + Ne14 = He41Ne80 + Xe8 =>
2296 Xe37He73 + 23360 Ne14 = 4088 He41Ne80 + 10619 Xe8
H2SO4 + CaH2O2 = CaSO4 + H2O =>
H2SO4 + CaH2O2 = CaSO4 + 2 H2O
MgO + P4O10 = Mg3(PO4)2 =>
6 MgO + P4O10 = 2 Mg3(PO4)2
Br + O2 = Br2O7 =>
4 Br + 7 O2 = 2 Br2O7
CH2CHCH2OH + O2 = CO2 + H2O =>
CH2CHCH2OH + 4 O2 = 3 CO2 + 3 H2O
NaNO3H2SO4 = HNO3NaHSO4 =>
NaNO3H2SO4 = HNO3NaHSO4
Na2CO3(s) + HCl(aq) = NaCl(aq) + H2O(l) + CO2(aq) =>
Na2CO3(s) + 2 HCl(aq) = 2 NaCl(aq) + H2O(l) + CO2(aq)
KI = K + I2 =>
2 KI = 2 K + I2
SeCl6 + O = SeO2 + Cl =>
SeCl6 + 2 O = SeO2 + 6 Cl
Cu(N03)2 + NaOH = Cu(OH)2 + NaN03 =>
Cu(N03)2 + 2 NaOH = Cu(OH)2 + 2 NaN03
Bi + HClO4 = Bi2O15 + HCl =>
8 Bi + 15 HClO4 = 4 Bi2O15 + 15 HCl
AlI + Br = AlBr3 + I =>
AlI + 3 Br = AlBr3 + I
C6H5OH + CH2O = (C6H4OH)2CH2 + H2O =>
2 C6H5OH + CH2O = (C6H4OH)2CH2 + H2O
H2SO4 + KBrO3 + KI = KBr + I2 + K2SO4 + H2O =>
3 H2SO4 + KBrO3 + 6 KI = KBr + 3 I2 + 3 K2SO4 + 3 H2O
Al + Fe(NO3)3 = Al(NO3)3 + Fe =>
Al + Fe(NO3)3 = Al(NO3)3 + Fe
CuSO4 + Ba3N2 = Cu3N2 + BaSO4 =>
3 CuSO4 + Ba3N2 = Cu3N2 + 3 BaSO4
Na2SO3 + HI = NaI + H2O + SO2 =>
Na2SO3 + 2 HI = 2 NaI + H2O + SO2
XBr2 + Cl2 = XCl2 + Br2 =>
XBr2 + Cl2 = XCl2 + Br2
NaHCO3(aq) + CH3COOH(aq) = CH3COONa(aq) + H2CO3(aq) =>
NaHCO3(aq) + CH3COOH(aq) = CH3COONa(aq) + H2CO3(aq)
Na2CO3 + LiOH = Li2CO3 + NaOH =>
Na2CO3 + 2 LiOH = Li2CO3 + 2 NaOH
MgS = Mg + S4 =>
4 MgS = 4 Mg + S4
Na + H2S = NaS + H =>
Na + H2S = NaS + 2 H
Cd + CaS = CdS + Ca =>
Cd + CaS = CdS + Ca
Br + O2 = Br2O =>
4 Br + O2 = 2 Br2O
CuSO4(aq) + Na3PO4(aq) = Cu3(PO4)2(s) + Na2SO4(aq) =>
3 CuSO4(aq) + 2 Na3PO4(aq) = Cu3(PO4)2(s) + 3 Na2SO4(aq)
CuO(aq) + H2SO4(aq) = CuSO4(aq) + H2O(l) =>
CuO(aq) + H2SO4(aq) = CuSO4(aq) + H2O(l)
NH4OHHCl = NH4ClHOH =>
NH4OHHCl = NH4ClHOH
SnS + H2O = Sn(OH)2 + H2S =>
SnS + 2 H2O = Sn(OH)2 + H2S
CuO(aq) + H2SO4(aq) = CuSO4(aq) + H2O(l) =>
CuO(aq) + H2SO4(aq) = CuSO4(aq) + H2O(l)
MgS = Mg + S2 =>
2 MgS = 2 Mg + S2
AlOHCl2HCl = AlCl3H2O =>
AlOHCl2HCl = AlCl3H2O
Na(NO3) = Na2O + NO2 + O2 =>
4 Na(NO3) = 2 Na2O + 4 NO2 + O2
NaBr(aq) + BaCl2(aq) = NaCl + BaBr2 =>
2 NaBr(aq) + BaCl2(aq) = 2 NaCl + BaBr2
Br + O2 = Br2O5 =>
4 Br + 5 O2 = 2 Br2O5
V(OH)4Cl + Fe(Cl)2 + HCl = VOCl2 + FeCl3 + H2O =>
V(OH)4Cl + Fe(Cl)2 + 2 HCl = VOCl2 + FeCl3 + 3 H2O
CUHCl = HCUCl =>
CUHCl = HCUCl
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
CaHAsO3 + Ba(OH)2 = Ca(OH)2 + Ba3(AsO3)2 + H2O =>
2 CaHAsO3 + 3 Ba(OH)2 = 2 Ca(OH)2 + Ba3(AsO3)2 + 2 H2O
CuO(aq) + H2SO4(aq) = CuSO4(aq) + H2O =>
CuO(aq) + H2SO4(aq) = CuSO4(aq) + H2O
PCl5 + Al2O3 = AlCl3 + P2O5 =>
6 PCl5 + 5 Al2O3 = 10 AlCl3 + 3 P2O5
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
CH3(CH2)4OH + CH3CH2CH2COOH = CH3COO(CH2)4CH3 + H2O =>
3 CH3(CH2)4OH + 5 CH3CH2CH2COOH = 5 CH3COO(CH2)4CH3 + 3 H2O
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