| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaCO3 + 3 H2O = Ca(OH)2 + CH4 + 2 O2
Sr + Fe2(SO4) = SrSO4 + Fe =>
Sr + Fe2(SO4) = SrSO4 + 2 Fe
K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + O2 =>
2 K2Cr2O7 + 8 H2SO4 = 2 K2SO4 + 2 Cr2(SO4)3 + 8 H2O + 3 O2
Sb2S3 + HCl = H3SbCl6 + H2S =>
Sb2S3 + 12 HCl = 2 H3SbCl6 + 3 H2S
CuCl2 + KI = CuI + KCl + I2 =>
2 CuCl2 + 4 KI = 2 CuI + 4 KCl + I2
CuCl + Br2 = CuBr + Cl2 =>
2 CuCl + Br2 = 2 CuBr + Cl2
K2Cr2O7 + HI + H2SO4 = K2SO4 + Cr2(SO4)3 + I2 + H2O =>
K2Cr2O7 + 6 HI + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + 3 I2 + 7 H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
KOH + H2SO4 = K2SO4 + H2O =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
FeCl3 + K3[Fe(Cn)6] = Fe[Fe(Cn)6] + KCl =>
FeCl3 + K3[Fe(Cn)6] = Fe[Fe(Cn)6] + 3 KCl
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
CuSCN + KIO3 + HCI = CuSO4 + KCI + HCN + ICI + HOH =>
4 CuSCN + 7 KIO3 + 14 HCI = 4 CuSO4 + 7 KCI + 4 HCN + 7 ICI + 5 HOH
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C6H5NO3 + H2 = C6H5NH2 + O2 =>
2 C6H5NO3 + 2 H2 = 2 C6H5NH2 + 3 O2
FeO + Al = Al2O3 + Fe =>
3 FeO + 2 Al = Al2O3 + 3 Fe
PCl5 = PCl3 + Cl2 =>
PCl5 = PCl3 + Cl2
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
MgCl2 + AgNO3 = AgCl + Mg(NO3)2 =>
MgCl2 + 2 AgNO3 = 2 AgCl + Mg(NO3)2
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
Li + AlCl3 = LiCl + Al =>
3 Li + AlCl3 = 3 LiCl + Al
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Al + NH4ClO4 = Al2O3 + AlCl3 + NO + H2O =>
3 Al + 3 NH4ClO4 = Al2O3 + AlCl3 + 3 NO + 6 H2O
MG(OH)2 + HCl = MGCl2 + H2O =>
MG(OH)2 + 2 HCl = MGCl2 + 2 H2O
HCl + HNO3 = HOCl + NO + H2O =>
3 HCl + 2 HNO3 = 3 HOCl + 2 NO + H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
HBr + Mg(OH)2 = MgBr2 + H2O =>
2 HBr + Mg(OH)2 = MgBr2 + 2 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Cl + FeBr = FeCl + Br =>
Cl + FeBr = FeCl + Br
CH5N + O2 = CO + H2O + NO2 =>
4 CH5N + 11 O2 = 4 CO + 10 H2O + 4 NO2
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
H3C6H5O7 + NaHCO3 = NaC6H5O7 + CO2 + H2O =>
8 H3C6H5O7 + 9 NaHCO3 = 9 NaC6H5O7 + 3 CO2 + 14 H2O
CH3COF + H2O = CH3COOH + HF =>
CH3COF + H2O = CH3COOH + HF
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
NaCl + Pb(NO3)2 = PbCl2 + NaNO3 =>
2 NaCl + Pb(NO3)2 = PbCl2 + 2 NaNO3
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
NaClO + H2S = NaCl + H2SO4 =>
4 NaClO + H2S = 4 NaCl + H2SO4
CH3CHO + Ag2O = CH3COOH + Ag =>
CH3CHO + Ag2O = CH3COOH + 2 Ag
NaOH + Pb(NO3)2 = NaNO3 + Pb(OH)2 =>
2 NaOH + Pb(NO3)2 = 2 NaNO3 + Pb(OH)2
Fe + Pb(NO3)2 = Fe(NO3) + Pb =>
2 Fe + Pb(NO3)2 = 2 Fe(NO3) + Pb
Pb(NO3)2(ac) + K2CrO4(ac) = PbCrO4(s) + KNO3(ac) =>
Pb(NO3)2(ac) + K2CrO4(ac) = PbCrO4(s) + 2 KNO3(ac)
CH5N + O2 = CO + H2O + NO2 =>
4 CH5N + 11 O2 = 4 CO + 10 H2O + 4 NO2
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Cs + N2 = Cs3N =>
6 Cs + N2 = 2 Cs3N
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
KOH + NANO3 = KNO3 + NAOH =>
KOH + NANO3 = KNO3 + NAOH
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/28/17
Équations équilibrées sur04/27/16
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