Équations équilibrées la veille |
2 KI + H2(SO4) = K2(SO4) + 2 HI
NaI + Pb(SO4)2 = PbI4 + Na2SO4 =>
4 NaI + Pb(SO4)2 = PbI4 + 2 Na2SO4
CH3CH + O2 = C2 + H2O =>
CH3CH + O2 = C2 + 2 H2O
Pb(OH)2 + NaOH = Na4Pb(OH)6 =>
Pb(OH)2 + 4 NaOH = Na4Pb(OH)6
C4H10 + KMnO4 + H2SO4 = C6H5(COOH)2 + MnSO4 + K2SO4 + H2O =>
20 C4H10 + 42 KMnO4 + 63 H2SO4 = 10 C6H5(COOH)2 + 42 MnSO4 + 21 K2SO4 + 128 H2O
C3H7 + Na = C3H5Na + H2 =>
C3H7 + Na = C3H5Na + H2
H2SeO4 + OH{-} = SeO4{2-} + H2O =>
H2SeO4 + 2 OH{-} = SeO4{2-} + 2 H2O
HF(aq) + Ba(OH)2(aq) = BaF2(s) + H2O(aq) =>
2 HF(aq) + Ba(OH)2(aq) = BaF2(s) + 2 H2O(aq)
H2SO4(aq) + Mg(s) = MgSO4(s) + H2(g) =>
H2SO4(aq) + Mg(s) = MgSO4(s) + H2(g)
Na2Co3 + BaCl = NaCl + Co3Ba2 =>
Na2Co3 + 2 BaCl = 2 NaCl + Co3Ba2
Pb(NO3)2(aq) + Na2SO4(aq) = PbSO4(s) + Na(NO3)(aq) =>
Pb(NO3)2(aq) + Na2SO4(aq) = PbSO4(s) + 2 Na(NO3)(aq)
Ai(s) + CuSO4(s) = Ai2(SO4)3(s) + Cu(s) =>
2 Ai(s) + 3 CuSO4(s) = Ai2(SO4)3(s) + 3 Cu(s)
KI + H2(SO4) = K2(SO4) + I2 + H2S + H2O =>
8 KI + 5 H2(SO4) = 4 K2(SO4) + 4 I2 + H2S + 4 H2O
KI + H2O2 + HCl = I2 + H2O + KCl =>
2 KI + H2O2 + 2 HCl = I2 + 2 H2O + 2 KCl
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
HgI2 + H2O = HI + HgO =>
HgI2 + H2O = 2 HI + HgO
C2H3O2K + (NH4)2S = C2H3O2NH4 + K2S =>
2 C2H3O2K + (NH4)2S = 2 C2H3O2NH4 + K2S
Cu + H2(SO4) = CuSO4 + H2O + SO2 =>
Cu + 2 H2(SO4) = CuSO4 + 2 H2O + SO2
NH4Cl + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
HCl + As2O3 + Na(NO3) + H2O = NO + H3AsO4 + NaCl =>
4 HCl + 3 As2O3 + 4 Na(NO3) + 7 H2O = 4 NO + 6 H3AsO4 + 4 NaCl
K2SO3 + HCl = SO2 + KCl + H2O =>
K2SO3 + 2 HCl = SO2 + 2 KCl + H2O
Mg + Fe + H2SO4 = MgFeSO4 + H2 =>
Mg + Fe + H2SO4 = MgFeSO4 + H2
H2S + K2CrO4 = K2S + Cr(OH)3 + S + H2O =>
5 H2S + 2 K2CrO4 = 2 K2S + 2 Cr(OH)3 + 3 S + 2 H2O
NH3 + H3PO4 = NH3HPO4 + H2 =>
NH3 + H3PO4 = NH3HPO4 + H2
CH4(OH)2 + Cu(OH)2 = CO2 + Cu + H2O =>
CH4(OH)2 + 3 Cu(OH)2 = CO2 + 3 Cu + 6 H2O
Na2S2O7 + H2O = Na2SO4 + H2SO4 =>
Na2S2O7 + H2O = Na2SO4 + H2SO4
SO3 + NaHCO3 = Na2SO4 + CO2 + H2O =>
SO3 + 2 NaHCO3 = Na2SO4 + 2 CO2 + H2O
P4 + HNO3 + NaNO3 + H2O = NaH2PO4 + NO =>
3 P4 + 8 HNO3 + 12 NaNO3 + 8 H2O = 12 NaH2PO4 + 20 NO
Ni(NO3)2 + (C6H5)3P = Ni((C6H5)3P)2(NO3)2 =>
Ni(NO3)2 + 2(C6H5)3P = Ni((C6H5)3P)2(NO3)2
K3[Al(OH)6] + H2SO4 = K2SO4 + Al(OH)3 + H2O =>
2 K3[Al(OH)6] + 3 H2SO4 = 3 K2SO4 + 2 Al(OH)3 + 6 H2O
MgSO4*7H2O = MgSO4 + H2O = Mg2{+} + So42{-} + H2O =>
MgSO4*7H2O = MgSO4 + 7 H2O
MnBr2 = Mn + Br2 =>
MnBr2 = Mn + Br2
(a)NH3(g) + O2(g) = NO(g) + H2O(g) =>
4(a)NH3(g) + 5 O2(g) = 4 NO(g) + 6 H2O(g)
Ca(HCO3)2(aq)(heat) = CaCO3(s) + CO2(g) + H2O(g) =>
Ca(HCO3)2(aq)(heat) = CaCO3(s) + CO2(g) + H2O(g)
CH3COOH + CH3CH2CH2OH = CH3COOCH2CH2CH2OH + H2O =>
9 CH3COOH + 4 CH3CH2CH2OH = 6 CH3COOCH2CH2CH2OH + 4 H2O
CuS + FeCl3 = S + CuCl2 + Fe =>
3 CuS + 2 FeCl3 = 3 S + 3 CuCl2 + 2 Fe
CaCl2(aq) + Ag2SO4(aq) = CaSO4(aq) + Ag2Cl2(s) =>
CaCl2(aq) + Ag2SO4(aq) = CaSO4(aq) + Ag2Cl2(s)
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
RbI3 + ClO3{-} = I2 + Cl{-} + RbO3 =>
2 RbI3 + 2 ClO3{-} = 3 I2 + 2 Cl{-} + 2 RbO3
W3P2 + BBr3 = WBr2 + BP =>
W3P2 + 2 BBr3 = 3 WBr2 + 2 BP
Ag + PO4 = Ag3(PO4)2 =>
3 Ag + 2 PO4 = Ag3(PO4)2
Fe(NH4)2(SO4)2*6H2O + H2C2O4 + K2C2O4 + H2O2 = K3Fe(C2O4)6*3H2O + (NH4)2SO4 + H2SO4 + H2O =>
2 Fe(NH4)2(SO4)2*6H2O + 9 H2C2O4 + 3 K2C2O4 + 7 H2O2 = 2 K3Fe(C2O4)6*3H2O + 2(NH4)2SO4 + 2 H2SO4 + 20 H2O
C2H5NO2 + O2 = CO2 + H2O + NO3 =>
4 C2H5NO2 + 15 O2 = 8 CO2 + 10 H2O + 4 NO3
Fe(SO4)2 + HNO3 + H2SO4 = Fe(SO4)3 + NO + H2O =>
3 Fe(SO4)2 + 2 HNO3 + 3 H2SO4 = 3 Fe(SO4)3 + 2 NO + 4 H2O
C450H630O240N15ClS + O2 = CO2 + H2O + NH3 + ClO2 + SO2 =>
4 C450H630O240N15ClS + 1913 O2 = 1800 CO2 + 1170 H2O + 60 NH3 + 4 ClO2 + 4 SO2
C4H10O + C4H6O3 = C6H12O2 + C2H6O3 =>
3 C4H10O + 2 C4H6O3 = 3 C6H12O2 + C2H6O3
NaOH(aq) + NH4NO3(aq) = NaNO3(aq) + H2O(l) + NH3(g) =>
NaOH(aq) + NH4NO3(aq) = NaNO3(aq) + H2O(l) + NH3(g)
*2CaCO3 + HCl = CO2 + CaCl2 + H2O =>
*2CaCO3 + 4 HCl = 2 CO2 + 2 CaCl2 + 2 H2O
FeSO4 + H3PO4 = Fe3(PO4)2 + H6(SO4)3 =>
3 FeSO4 + 2 H3PO4 = Fe3(PO4)2 + H6(SO4)3
Na2C2O4 + MgCl2 = NaCl + MgC2O4 =>
Na2C2O4 + MgCl2 = 2 NaCl + MgC2O4
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