| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2Cr2O7 + 2 KOH = 2 K2CrO4 + H2O
Al2S3 = Al + S =>
Al2S3 = 2 Al + 3 S
Br2 + H2O = BrO3{-} + Br{-} + H{+} =>
3 Br2 + 3 H2O = BrO3{-} + 5 Br{-} + 6 H{+}
HCOOH + H2SO4 = CO2 + H2O + SO2 =>
HCOOH + H2SO4 = CO2 + 2 H2O + SO2
H2O + CO2 + N2 = HCN + O2 =>
2 H2O + 4 CO2 + 2 N2 = 4 HCN + 5 O2
Sn(s) + HCl(aq) = SnH2(aq) + Cl2(g) =>
Sn(s) + 2 HCl(aq) = SnH2(aq) + Cl2(g)
Fe(OH)2 + H2O2 = Fe(OH)3 =>
2 Fe(OH)2 + H2O2 = 2 Fe(OH)3
CH3COONa + HCl = CH3COOH + NaCl =>
CH3COONa + HCl = CH3COOH + NaCl
KClO3 + H2SO4 = KHSO4 + O2 + ClO2 + H2O =>
4 KClO3 + 4 H2SO4 = 4 KHSO4 + O2 + 4 ClO2 + 2 H2O
CoCl2(H2O)6 + NH4Cl + NH3 + H2O2 = Co(NH3)5Cl3 + H2O =>
2 CoCl2(H2O)6 + 2 NH4Cl + 8 NH3 + H2O2 = 2 Co(NH3)5Cl3 + 14 H2O
Zn(CH3COO)2 + NaOH = Zn(OH)2 + NaCH3COO =>
Zn(CH3COO)2 + 2 NaOH = Zn(OH)2 + 2 NaCH3COO
CH3OH + NH3 = (CH3)3N + H2O =>
3 CH3OH + NH3 = (CH3)3N + 3 H2O
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
Cr + OH = Cr(OH)2 =>
Cr + 2 OH = Cr(OH)2
Ni + H2SO4 = NiSO4 + H2 =>
Ni + H2SO4 = NiSO4 + H2
RuI3 + CO = Ru(CO)2I2 + I2 =>
2 RuI3 + 4 CO = 2 Ru(CO)2I2 + I2
Al2S3 = Al + S =>
Al2S3 = 2 Al + 3 S
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
HL = H2 + L2 =>
2 HL = H2 + L2
HCl(aq) + KI(aq) = HI(aq) + KCl(aq) =>
HCl(aq) + KI(aq) = HI(aq) + KCl(aq)
S2O3{2-} + Cl2 + OH{-} = SO4{2-} + Cl{-} + H2O =>
S2O3{2-} + 4 Cl2 + 10 OH{-} = 2 SO4{2-} + 8 Cl{-} + 5 H2O
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
Fe + Cl = FeCl3 =>
Fe + 3 Cl = FeCl3
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
Na2SO3 + CH3COOH = C2H3NaO2 + SO2 + H2O =>
Na2SO3 + 2 CH3COOH = 2 C2H3NaO2 + SO2 + H2O
Na2CO3 + CH4 + H2O = C2H5OH + NaOH =>
Na2CO3 + 3 CH4 + H2O = 2 C2H5OH + 2 NaOH
C10H22 = C + H2 =>
C10H22 = 10 C + 11 H2
AgBr = Ag + Br2 =>
2 AgBr = 2 Ag + Br2
CuS + O2 = CuO + SO2 =>
2 CuS + 3 O2 = 2 CuO + 2 SO2
H2SO4(aq) + Na2CO3(aq) = Na2SO4(aq) + H2O + CO2(g) =>
H2SO4(aq) + Na2CO3(aq) = Na2SO4(aq) + H2O + CO2(g)
NH3 + P = PH3 + N2H4 =>
6 NH3 + 2 P = 2 PH3 + 3 N2H4
C3H8 + O2 = CO2 + H2 =>
C3H8 + 3 O2 = 3 CO2 + 4 H2
BaNO3 + Na2SO4 = BaSO4 + Na2NO3 =>
BaNO3 + Na2SO4 = BaSO4 + Na2NO3
Cu2O + CO2 = Cu2CO3 =>
Cu2O + CO2 = Cu2CO3
NO2 + Al = Al2O3 + N2O =>
2 NO2 + 2 Al = Al2O3 + N2O
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
I + H2SO4 = HIO3 + SO2 + H2O =>
2 I + 5 H2SO4 = 2 HIO3 + 5 SO2 + 4 H2O
Fe2 + Na = FeNa =>
Fe2 + 2 Na = 2 FeNa
H + Cl = HCl =>
H + Cl = HCl
FeBr2 + AgNo3 = Fe(No3)2 + AgBr =>
FeBr2 + 2 AgNo3 = Fe(No3)2 + 2 AgBr
Ba(CH3CO2)2 + Na2CO3 = BaCO3 + NaCH3CO2 =>
Ba(CH3CO2)2 + Na2CO3 = BaCO3 + 2 NaCH3CO2
Ag2O + Cl2 + H2O = AgCl + HClO =>
Ag2O + 2 Cl2 + H2O = 2 AgCl + 2 HClO
CH3CH2CHOHCH3 + Na2Cr2O7 + H2SO4 = CH3CH2COCH3 + Cr2(SO4)3 + Na2SO4 + H2O =>
3 CH3CH2CHOHCH3 + Na2Cr2O7 + 4 H2SO4 = 3 CH3CH2COCH3 + Cr2(SO4)3 + Na2SO4 + 7 H2O
BaO + Al = BaAl4 + Al2O3 =>
3 BaO + 14 Al = 3 BaAl4 + Al2O3
FeCl3 + F = FCl + Fe =>
FeCl3 + 3 F = 3 FCl + Fe
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
C2H6O + Na2Cr2O7 + H2SO4 = HC2H3O2 + Cr2(SO4)3 + Na2SO4 + H2O =>
3 C2H6O + 2 Na2Cr2O7 + 8 H2SO4 = 3 HC2H3O2 + 2 Cr2(SO4)3 + 2 Na2SO4 + 11 H2O
Pb(s) + AgNO3(aq) = Pb(NO3)2(aq) + Ag(s) =>
Pb(s) + 2 AgNO3(aq) = Pb(NO3)2(aq) + 2 Ag(s)
NaCl + CaCl2 = CaNa + Cl2 =>
2 NaCl + 2 CaCl2 = 2 CaNa + 3 Cl2
BaO + Na2O = Na2BaO2 =>
BaO + Na2O = Na2BaO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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