| Équations équilibrées la veille | Équations équilibrées le lendemain |
(COOH)2 + H2SO4 = CO2 + CO + H2SO4H2O
C15H24 + O2 = CO2 + H2O =>
C15H24 + 21 O2 = 15 CO2 + 12 H2O
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
H2SO4 + Zn = ZnSO4 + H2S + H2O =>
5 H2SO4 + 4 Zn = 4 ZnSO4 + H2S + 4 H2O
LiOH + H2So4 = Li2So4 + H2O =>
2 LiOH + H2So4 = Li2So4 + 2 H2O
Pb + HCOOH = (HCOO)2Pb + H2 =>
Pb + 2 HCOOH = (HCOO)2Pb + H2
BaCl2 + K2Cr2O7 + NaAc + H2O = BaCrO4 + KCl + Na2CrO4 + HAc =>
BaCl2 + K2Cr2O7 + 2 NaAc + H2O = BaCrO4 + 2 KCl + Na2CrO4 + 2 HAc
Potassium + water = potassiumhydroxide + hydrogen =>
2 K + 2 H2O = 2 KOH + H2
EDTA + CoCl2 = CoEDTA + Cl2 =>
EDTA + CoCl2 = CoEDTA + Cl2
CH3 + O2 = CO2 + H2O =>
4 CH3 + 7 O2 = 4 CO2 + 6 H2O
NH4CL + NAOH = NH3 + H2O + NACL =>
NH4CL + NAOH = NH3 + H2O + NACL
AgNo3(aq) + HCl(aq) = AgCl(s) + HNo3(aq) =>
AgNo3(aq) + HCl(aq) = AgCl(s) + HNo3(aq)
Na + HCE = NaCE + H2 =>
2 Na + 2 HCE = 2 NaCE + H2
CaCl2 + KOH = Ca(OH)2 + KCl =>
CaCl2 + 2 KOH = Ca(OH)2 + 2 KCl
NH2CH2COOH + C2H5OH = NH2CH2COOC2H5 + H2O =>
NH2CH2COOH + C2H5OH = NH2CH2COOC2H5 + H2O
Cr2O3 + HNO3 = Cr(NO3)3 + H2O =>
Cr2O3 + 6 HNO3 = 2 Cr(NO3)3 + 3 H2O
PbO(s) + CO(g) = Pb(s) + CO2(g) =>
PbO(s) + CO(g) = Pb(s) + CO2(g)
Fe + C12 = FeC13 =>
12 Fe + 13 C12 = 12 FeC13
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
CH3CHOHCH3 + OH = CO2 + H2O =>
CH3CHOHCH3 + 18 OH = 3 CO2 + 13 H2O
CH3COOH + Ba(OH)2 = Ba(CH3COO)2 + H2O =>
2 CH3COOH + Ba(OH)2 = Ba(CH3COO)2 + 2 H2O
NaMnO4 + NaOH = Na2MnO4 + H2O + O =>
2 NaMnO4 + 2 NaOH = 2 Na2MnO4 + H2O + O
Calciumcarbonate + hydrochloricacid = calciumchloride + water + carbondioxide =>
CaCO3 + 2 HCl = CaCl2 + H2O + CO2
CH3CH(NH2)COOH + HNO2 = CH3CH(OH)COOH + N2 + H2O =>
CH3CH(NH2)COOH + HNO2 = CH3CH(OH)COOH + N2 + H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
HgS + HNO3 + HCl = HgCl + H2O + NO + S =>
3 HgS + HNO3 + 3 HCl = 3 HgCl + 2 H2O + NO + 3 S
CH3CHOHCH3 + OH{-} = CO2 + H2O + e =>
CH3CHOHCH3 + 18 OH{-} = 3 CO2 + 13 H2O + 18e
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
C6H5NO2 + H2 = C6H5NH3 + H2O =>
2 C6H5NO2 + 7 H2 = 2 C6H5NH3 + 4 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
C6H6 = C2H2 =>
C6H6 = 3 C2H2
Calciumchloride + potassiumhydroxide = calciumhydroxide + potassiumchloride =>
CaCl2 + 2 KOH = Ca(OH)2 + 2 KCl
KCeO3 = KCe + O2 =>
2 KCeO3 = 2 KCe + 3 O2
O2 = O3 =>
3 O2 = 2 O3
BaO + HNO3 = Ba(NO3)2 + H2O =>
BaO + 2 HNO3 = Ba(NO3)2 + H2O
HCl + HNO3 = NO2 + Cl2 + H2O =>
2 HCl + 2 HNO3 = 2 NO2 + Cl2 + 2 H2O
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
C3H8 + HCl = C3H7Cl + H2 =>
C3H8 + HCl = C3H7Cl + H2
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
Mg + HNO3 = Mg(NO3)2 + N2 + H2O =>
5 Mg + 12 HNO3 = 5 Mg(NO3)2 + N2 + 6 H2O
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
Cu + H{+} + NO3{-} = Cu{2+} + NO2 + H2O =>
Cu + 4 H{+} + 2 NO3{-} = Cu{2+} + 2 NO2 + 2 H2O
CaC2 + H2O = C2H2 + CaO =>
CaC2 + H2O = C2H2 + CaO
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
KBr + Fe(OH)3 = KOH + FeBr3 =>
3 KBr + Fe(OH)3 = 3 KOH + FeBr3
Na + HCe = NaCe + H2 =>
2 Na + 2 HCe = 2 NaCe + H2
CdSO4 + KOH = Cd(OH)2 + K2SO4 =>
CdSO4 + 2 KOH = Cd(OH)2 + K2SO4
NaMnO4 + NaNO2 + HNO3 = NaNO3 + Mn(NO3)3 + H2O =>
NaMnO4 + 2 NaNO2 + 4 HNO3 = 3 NaNO3 + Mn(NO3)3 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/07/19
Équations équilibrées sur05/07/18
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