| Équations équilibrées la veille |
CaCO3 + 2 HC2H3O2 = Ca(C2H3O2)2 + H2CO3
SiO2 + H2O = H2SiO3 =>
SiO2 + H2O = H2SiO3
KOH + H25O4 = H2O + K2504 =>
42568 KOH + 2504 H25O4 = 52584 H2O + 17 K2504
SiO2 + H2O = H2SiO3 =>
SiO2 + H2O = H2SiO3
Fe + N2 = Fe3N4 =>
3 Fe + 2 N2 = Fe3N4
Cs + H2O = CsH2O =>
Cs + H2O = CsH2O
NH3 + O2 = N2 + HO2 =>
2 NH3 + 6 O2 = N2 + 6 HO2
KAsO2 + I2 + KOH = K3AsO4 + KI + H2O =>
KAsO2 + I2 + 4 KOH = K3AsO4 + 2 KI + 2 H2O
Na2SO4 + BaCl2 = BaSO4 + NaCl =>
Na2SO4 + BaCl2 = BaSO4 + 2 NaCl
Cu2O + CuO + TiO2 + Nb2O5 = Cu288Cu112Ti288Nb112O1200 =>
56 Cu2O + 288 CuO + 288 TiO2 + 56 Nb2O5 = Cu288Cu112Ti288Nb112O1200
KMnO4 + H2SO4 + HNO2 = MnSO4 + NHO3 + K2SO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 HNO2 = 2 MnSO4 + 5 NHO3 + K2SO4 + 3 H2O
Al4(O2)3 + H2SO4 = Al2(SO4)3 + H2O =>
Al4(O2)3 + 6 H2SO4 = 2 Al2(SO4)3 + 6 H2O
NaOCl + Na2S2O3 + NaOH = Na3SO4 + NaCl + H2O =>
3 NaOCl + Na2S2O3 + 4 NaOH = 2 Na3SO4 + 3 NaCl + 2 H2O
CaC2 + CO2 + H2O = Ca(OH0)2 + CH2CHCO2H =>
6 CaC2 + 3 CO2 + 16 H2O = 6 Ca(OH0)2 + 5 CH2CHCO2H
S8 + AgF2 = S2F2 + AgF =>
S8 + 8 AgF2 = 4 S2F2 + 8 AgF
P(s) + I2(s) = I5P7(s) =>
14 P(s) + 5 I2(s) = 2 I5P7(s)
K + S2 = KS2 =>
K + S2 = KS2
K2Cr2O7 + H2O2 = Cr2O3 + O2 + KOH =>
K2Cr2O7 + H2O2 = Cr2O3 + 2 O2 + 2 KOH
BeO + NaOH + H2O = Be(OH)4 + Na =>
BeO + 2 NaOH + H2O = Be(OH)4 + 2 Na
KO + H2O = KH2 + O2 =>
KO + H2O = KH2 + O2
C(OH)4 + Na2CO3 = CO2 + NaOH =>
C(OH)4 + 2 Na2CO3 = 3 CO2 + 4 NaOH
K2CO3 + Cl2 = KCl + O2 + CO2 =>
2 K2CO3 + 2 Cl2 = 4 KCl + O2 + 2 CO2
CaCO3 + CH3OH = Ca(CH3COO)2 + CO2 + H2 =>
CaCO3 + 5 CH3OH = Ca(CH3COO)2 + 2 CO2 + 7 H2
HNO3 + FeS2 = NO2 + Fe(NO3)2 + H2SO4 + H2O =>
16 HNO3 + FeS2 = 14 NO2 + Fe(NO3)2 + 2 H2SO4 + 6 H2O
C4H10 + Cl2 = C4H8Cl2 + HCl =>
C4H10 + 2 Cl2 = C4H8Cl2 + 2 HCl
LiF + H2O = LiOH + HF =>
LiF + H2O = LiOH + HF
CsF + Na = NaF + Cs =>
CsF + Na = NaF + Cs
AgF + HCl = AgCl + HF =>
AgF + HCl = AgCl + HF
Fe + N2 = FeN =>
2 Fe + N2 = 2 FeN
Fe(HCO3)3 = H2O + Fe2O3 + CO2 =>
2 Fe(HCO3)3 = 3 H2O + Fe2O3 + 6 CO2
KOH + AgNO3 = KNO3 + OHAg =>
KOH + AgNO3 = KNO3 + OHAg
CH4Na + HCl = CH5 + NaCl =>
CH4Na + HCl = CH5 + NaCl
NaHN2 + NaNO3 = NaN3 + NaOH + NH3 =>
6 NaHN2 + NaNO3 = 4 NaN3 + 3 NaOH + NH3
Fe(NO3)2 + I2 = FeI2 + NO3 =>
Fe(NO3)2 + I2 = FeI2 + 2 NO3
H2O2 + C6H12 = C6H10O4 + H2O =>
5 H2O2 + C6H12 = C6H10O4 + 6 H2O
Mg(OH)2 + H3PO4 = Mg2(OH)PO4 + H2O =>
2 Mg(OH)2 + H3PO4 = Mg2(OH)PO4 + 3 H2O
Fe + HClO3 = Fe(ClO3)3 + FeCl2 + H2O =>
13 Fe + 36 HClO3 = 10 Fe(ClO3)3 + 3 FeCl2 + 18 H2O
LiAlH4 + H2O = LiH + Al(OH)3 + H2 =>
LiAlH4 + 3 H2O = LiH + Al(OH)3 + 3 H2
Fe(NO3)2 + I2 = FeI2 + NO3 =>
Fe(NO3)2 + I2 = FeI2 + 2 NO3
KBrO3 + KI + HNO3 = KBr + KNO3 + I2 + H2O =>
KBrO3 + 6 KI + 6 HNO3 = KBr + 6 KNO3 + 3 I2 + 3 H2O
CO + HCl = COCl2 + H2 =>
CO + 2 HCl = COCl2 + H2
AgOH + NaH2PO4 = Ag3PO4 + H2O + NaOH =>
3 AgOH + NaH2PO4 = Ag3PO4 + 2 H2O + NaOH
Co(ll) + H2O = H2 + Co(OH)2 =>
Co(ll) + 2 H2O = H2 + Co(OH)2
Fe(NO3)2 + I2 = FeI2 + NO3 =>
Fe(NO3)2 + I2 = FeI2 + 2 NO3
Cr2O72{-} + Cl{-} + H{+} = Cr3{+} + H2O + Cl2 =>
6 Cr2O72{-} + 854 Cl{-} + 864 H{+} = 4 Cr3{+} + 432 H2O + 427 Cl2
Ba(CH3COO)2 + K2CrO4 = BaCrO4 + K(CH3COO) =>
Ba(CH3COO)2 + K2CrO4 = BaCrO4 + 2 K(CH3COO)
C6H4Br2 + O2 = CO2 + H2O + HBr =>
2 C6H4Br2 + 13 O2 = 12 CO2 + 2 H2O + 4 HBr
Sn2(CO3)4 = Sn2O4 + CO2 =>
Sn2(CO3)4 = Sn2O4 + 4 CO2
Ni(NO3)4 + Ru2S = NiS2 + RuNO3 =>
Ni(NO3)4 + 2 Ru2S = NiS2 + 4 RuNO3
KCl + CaSO4 = K(SO4)2(aq) + Ca2Cl(aq) =>
KCl + 2 CaSO4 = K(SO4)2(aq) + Ca2Cl(aq)
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