Équations équilibrées la veille |
Fe + 2 HCl = FeCl2H2
SO2(g) + O2(g) + H2O(I) = H2SO4(I) =>
2 SO2(g) + O2(g) + 2 H2O(I) = 2 H2SO4(I)
CuBr + Na2CO3 = Cu2CO3 + NaBr =>
2 CuBr + Na2CO3 = Cu2CO3 + 2 NaBr
CH3COOH + MnO4{-} + H{+} = CO2 + H2O + Mn{2+} =>
5 CH3COOH + 8 MnO4{-} + 24 H{+} = 10 CO2 + 22 H2O + 8 Mn{2+}
CH2O2 + C2H5OH = CH3COOC2H5 + H2O =>
2 CH2O2 + 3 C2H5OH = 2 CH3COOC2H5 + 3 H2O
OH = H2O + O2 =>
4 OH = 2 H2O + O2
HOOC{-}COOH + NH3 = NH4OOC{-}COONH4 =>
HOOC{-}COOH + NH3 = NH4OOC{-}COONH4
HCl + Zn = H2 + ZnCl2 =>
2 HCl + Zn = H2 + ZnCl2
NH4OH + HC2H3O2 = NH4C2H3O2 + H2O =>
NH4OH + HC2H3O2 = NH4C2H3O2 + H2O
FeI3 + AgC2H3O2 = Fe(C2H3O2)3 + AgI =>
FeI3 + 3 AgC2H3O2 = Fe(C2H3O2)3 + 3 AgI
Ca3N2(s) = Ca + N =>
Ca3N2(s) = 3 Ca + 2 N
MnCl2 + H2SO4 = MnSO4 + HCl =>
MnCl2 + H2SO4 = MnSO4 + 2 HCl
CH2O2 + C2H5OH = C3H6O + H2O =>
2 CH2O2 + 5 C2H5OH = 4 C3H6O + 5 H2O
Mn(NO3)2 = Mn + NO2 + O2 =>
Mn(NO3)2 = Mn + 2 NO2 + O2
CH3Cl + KOH = CH3OH + KCl =>
CH3Cl + KOH = CH3OH + KCl
Ag + H2SO3 = H2Ag + SO3 =>
Ag + H2SO3 = H2Ag + SO3
Iron(Sulphate) + Strontium(Chloride) = Iron(Chloride) + Strontium(Sulphate) =>
Iron(Sulphate) + Strontium(Chloride) = Iron(Chloride) + Strontium(Sulphate)
C + H2SO4 = CO2 + H2O + SO2 =>
C + 2 H2SO4 = CO2 + 2 H2O + 2 SO2
HC2H3O2(aq) + LiHSO3(aq) = LiC2H3O2(aq) + H2SO3(aq) =>
HC2H3O2(aq) + LiHSO3(aq) = LiC2H3O2(aq) + H2SO3(aq)
NaCl + Ba(OH)2 = BaCl2 + Na(OH) =>
2 NaCl + Ba(OH)2 = BaCl2 + 2 Na(OH)
Ca3N2(s) = Ca + N2 =>
Ca3N2(s) = 3 Ca + N2
O = O2 =>
2 O = O2
Ba2 + (PO4)3 = Ba3(PO4)2 =>
9 Ba2 + 4(PO4)3 = 6 Ba3(PO4)2
(SO3) + NaOH = Na2(SO4) + H2O =>
(SO3) + 2 NaOH = Na2(SO4) + H2O
CH2O2 + C2H5OH = HCOOC2H5 + H2O =>
CH2O2 + C2H5OH = HCOOC2H5 + H2O
C4H6 + K2Cr2O7 + H2SO4 = CH3COOH + K2SO4 + Cr2(SO4)3 + H2O =>
C4H6 + K2Cr2O7 + 4 H2SO4 = 2 CH3COOH + K2SO4 + Cr2(SO4)3 + 3 H2O
Y2O3 + BaO + CuO + O2 = YBa2Cu3O7 =>
2 Y2O3 + 8 BaO + 12 CuO + O2 = 4 YBa2Cu3O7
NaOCl + KBr + H2O = HBrO + NaCl + KOH =>
NaOCl + KBr + H2O = HBrO + NaCl + KOH
Na2SO4 + MgCl2 = NaCl + Mg(SO4) =>
Na2SO4 + MgCl2 = 2 NaCl + Mg(SO4)
NH4OH + HC2H3O2 = NH4C2H3O2 + H2O =>
NH4OH + HC2H3O2 = NH4C2H3O2 + H2O
Pb(NO3)2(aq) + CuCl2(aq) = PbCl2(s) + Cu(NO3)2(aq) =>
Pb(NO3)2(aq) + CuCl2(aq) = PbCl2(s) + Cu(NO3)2(aq)
PbCl2 + CaCO3 = PbCO3 + CaCl2 =>
PbCl2 + CaCO3 = PbCO3 + CaCl2
C19H3402 + O2 = CO2 + H2O =>
2 C19H3402 + 1739 O2 = 38 CO2 + 3402 H2O
Li(s) + CuCl2(aq) = LiCl(aq) + Cu(s) =>
2 Li(s) + CuCl2(aq) = 2 LiCl(aq) + Cu(s)
H2O(l) + PBr5(s) = H3PO4(l) + HBr(g) =>
4 H2O(l) + PBr5(s) = H3PO4(l) + 5 HBr(g)
C17H29COOCH3 + O2 = CO2 + H2O =>
C17H29COOCH3 + 26 O2 = 19 CO2 + 16 H2O
CaCO3 + Nb2O5 = CaNb2O6 + CO2 =>
CaCO3 + Nb2O5 = CaNb2O6 + CO2
S + HNO3 = SO2 + NO2 + H2O =>
S + 4 HNO3 = SO2 + 4 NO2 + 2 H2O
HIO3 + NH4OH = NH4IO3 + H2O =>
HIO3 + NH4OH = NH4IO3 + H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Li(s) + CuCl2(aq) = Cu + LiCl =>
2 Li(s) + CuCl2(aq) = Cu + 2 LiCl
H2PtCl6 + N2H4 = Pt + NH4Cl + N2 =>
2 H2PtCl6 + 11 N2H4 = 2 Pt + 12 NH4Cl + 5 N2
CH3COOHNaOH = NaCH3COOH2O =>
CH3COOHNaOH = NaCH3COOH2O
CH3COOH(aq)NaHCO3(s) = NaCH3COO(s)H2CO3(s) =>
CH3COOH(aq)NaHCO3(s) = NaCH3COO(s)H2CO3(s)
CH3COONaKHSO4 = CH3COOHKNaSO4 =>
CH3COONaKHSO4 = CH3COOHKNaSO4
HC2H3O2(aq) + LiHSO3(aq) = LiC2H3O2(aq) + H2O(l) + SO2(g) =>
HC2H3O2(aq) + LiHSO3(aq) = LiC2H3O2(aq) + H2O(l) + SO2(g)
Ga2S3 + HNO3 = Ga(NO3)3 + H2S =>
Ga2S3 + 6 HNO3 = 2 Ga(NO3)3 + 3 H2S
ZnC2 + AgNO3 = Zn(NO3)2 + AgC =>
ZnC2 + 2 AgNO3 = Zn(NO3)2 + 2 AgC
CH3COOH(aq)NaOH(aq) = NaCH3COO(aq)H2O(l) =>
CH3COOH(aq)NaOH(aq) = NaCH3COO(aq)H2O(l)
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
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