Équations équilibrées la veille |
2 C55H102O6 + 155 O2 = 110 CO2 + 102 H2O
NH4NO2(s) = N2(g) + H2O(l) =>
NH4NO2(s) = N2(g) + 2 H2O(l)
As2S3 + HNO3 = H3AsO4 + NO2 + H2O + H2SO4 =>
As2S3 + 28 HNO3 = 2 H3AsO4 + 28 NO2 + 8 H2O + 3 H2SO4
Zn10 + HCl16 = ZnCl2 + H2 =>
8 Zn10 + 10 HCl16 = 80 ZnCl2 + 5 H2
ZnSO4 + NaCl = Na2SO4 + ZnCl2 =>
ZnSO4 + 2 NaCl = Na2SO4 + ZnCl2
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
Si + NaOH = Si(OH)2 + Na =>
Si + 2 NaOH = Si(OH)2 + 2 Na
Mn{2+} + H2O = MnO4{-} + H{+} + {-} =>
Mn{2+} + 4 H2O = MnO4{-} + 8 H{+} + 5e
HCNO + KOH = KNO + HCOH =>
HCNO + KOH = KNO + HCOH
Cu20 = Cu = O2 =>
Cu20 = 20 Cu
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
CH4 + HNO3 = CH3 + NO2 + H2O =>
CH4 + HNO3 = CH3 + NO2 + H2O
N4 + O2 + H2O = HNO3 =>
N4 + 5 O2 + 2 H2O = 4 HNO3
H2S + Fe(OH)3 = Fe2S3 + H2O =>
3 H2S + 2 Fe(OH)3 = Fe2S3 + 6 H2O
Na2SO4 + HF = NaF + H2SO4 =>
Na2SO4 + 2 HF = 2 NaF + H2SO4
NaOH + Co(SO4) = Na(SO4) + CoOH =>
NaOH + Co(SO4) = Na(SO4) + CoOH
Fe(OH)3 + HNO3 = Fe(NO3)3 + H2O =>
Fe(OH)3 + 3 HNO3 = Fe(NO3)3 + 3 H2O
NaOH + Co(SO4) = Na(SO4) + CoOH =>
NaOH + Co(SO4) = Na(SO4) + CoOH
Mg(NO3)2 + KOH = Mg(OH)2 + KNO3 =>
Mg(NO3)2 + 2 KOH = Mg(OH)2 + 2 KNO3
Al(OH)3 + HBr = AlBr3 + HOH =>
Al(OH)3 + 3 HBr = AlBr3 + 3 HOH
Cu2S + HNO3 = Cu(NO3)2 + CuSO4 + NO2 + H2O =>
Cu2S + 12 HNO3 = Cu(NO3)2 + CuSO4 + 10 NO2 + 6 H2O
MgO + HCl(aq) = MgCl2 + H2O =>
MgO + 2 HCl(aq) = MgCl2 + H2O
S + CCl4 = SCl2 + CCl2 =>
S + CCl4 = SCl2 + CCl2
C2H2 + CaO = H2O + CaC2 =>
C2H2 + CaO = H2O + CaC2
H2SO4 + MnO = Mn(SO4) + H2O =>
H2SO4 + MnO = Mn(SO4) + H2O
C10H12N2O8Na4 + CaSO4 = C10H12N2O8Na2Ca + Na2SO4 =>
C10H12N2O8Na4 + CaSO4 = C10H12N2O8Na2Ca + Na2SO4
Sr(OH)2 + Ba = Ba(OH)2 + Sr =>
Sr(OH)2 + Ba = Ba(OH)2 + Sr
Fe + Pb(NO3)2 = Pb(s)Fe(NO3)2 =>
Fe + Pb(NO3)2 = Pb(s)Fe(NO3)2
C7H6Cl + HNO3 = C7H5ClNO2 + H2O =>
C7H6Cl + HNO3 = C7H5ClNO2 + H2O
NaCl + HNO3 + AgNO3 = AgCl + Na(NO3)2 + H2 =>
2 NaCl + 2 HNO3 + 2 AgNO3 = 2 AgCl + 2 Na(NO3)2 + H2
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Cu(NH3)4SO4 = CuSO4 + NH3 =>
Cu(NH3)4SO4 = CuSO4 + 4 NH3
Al + Cu + HCl = AlCl3 + HCu =>
Al + 3 Cu + 3 HCl = AlCl3 + 3 HCu
K2CrO4 + Na2SO3 + H2O = Cr(OH)3 + Na2SO4 + KOH =>
2 K2CrO4 + 3 Na2SO3 + 5 H2O = 2 Cr(OH)3 + 3 Na2SO4 + 4 KOH
H + P + O = H3PO4 =>
3 H + P + 4 O = H3PO4
Na2S2O3 + KI3 = Na2S4O6 + NaI + KI =>
2 Na2S2O3 + KI3 = Na2S4O6 + 2 NaI + KI
C6H5OH + HCl = C6H5OCl + H2 =>
C6H5OH + HCl = C6H5OCl + H2
FeS2 + H2SO4 + H2O = FeSO4 + H2S =>
4 FeS2 + 3 H2SO4 + 4 H2O = 4 FeSO4 + 7 H2S
AgNO3 + AlBr3 = AgBr + Al(NO3)3 =>
3 AgNO3 + AlBr3 = 3 AgBr + Al(NO3)3
NH3 + Na = NaNH2 + H2 =>
2 NH3 + 2 Na = 2 NaNH2 + H2
HCl(aq) + PbCO3(s) = PbCl2 + CO2 + H2O =>
2 HCl(aq) + PbCO3(s) = PbCl2 + CO2 + H2O
K2S + Pb = K2Pb + S =>
K2S + Pb = K2Pb + S
ZnCO3 + HCl = ZnCl2 + H2O + CO2 =>
ZnCO3 + 2 HCl = ZnCl2 + H2O + CO2
C2H6 + O2 = (CH2)2O + H2O =>
C2H6 + O2 = (CH2)2O + H2O
HMnO4 + AgOH = AgMnO4 + H2O =>
HMnO4 + AgOH = AgMnO4 + H2O
Fe(OH)2 + Na2O = FeO + NaOH =>
Fe(OH)2 + Na2O = FeO + 2 NaOH
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C6H12O6 + H2SO5 = CO2 + H2SO4 + H2O =>
C6H12O6 + 12 H2SO5 = 6 CO2 + 12 H2SO4 + 6 H2O
K2Cr2O7 + H2SO4 + HBr = K2SO4 + Cr2(SO4)3 + Br2 + H2O =>
K2Cr2O7 + 4 H2SO4 + 6 HBr = K2SO4 + Cr2(SO4)3 + 3 Br2 + 7 H2O
C10H12N2O8Na4 + CaSO4 = C10H12N2O8Na2Ca + Na2SO4 =>
C10H12N2O8Na4 + CaSO4 = C10H12N2O8Na2Ca + Na2SO4
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