Équations équilibrées la veille |
2 HF + Zn(OH)2 = 2 H2O + F2Zn
MgCl2 + Na2SO4 = Na2MgSCl2O4 =>
MgCl2 + Na2SO4 = Na2MgSCl2O4
KCNS + H2SO4 + KMnO4 = KCN + K2SO4 + H2O + MnSO4 =>
5 KCNS + 4 H2SO4 + 6 KMnO4 = 5 KCN + 3 K2SO4 + 4 H2O + 6 MnSO4
NaOH + CF2 = H2O + NaF + Na2CO3 + CH2O =>
6 NaOH + 2 CF2 = 2 H2O + 4 NaF + Na2CO3 + CH2O
HBrO2 + H2S = S + HBr + H2O =>
HBrO2 + 2 H2S = 2 S + HBr + 2 H2O
Mg(s) + Ag(NO3)(aq) = Ag(s) + Mg(NO3)2(aq) =>
Mg(s) + 2 Ag(NO3)(aq) = 2 Ag(s) + Mg(NO3)2(aq)
NaClO2 + H2CO3 = ClO2 + Na2CO3 + H2O + NaCl =>
5 NaClO2 + 2 H2CO3 = 4 ClO2 + 2 Na2CO3 + 2 H2O + NaCl
Ca(OCl)2 + NaBr + H2O = CaCl2 + Br2 + NaOH =>
Ca(OCl)2 + 4 NaBr + 2 H2O = CaCl2 + 2 Br2 + 4 NaOH
KMnO4 + KOH + NO2 = KNO3 + K2MnO4 + H2O =>
KMnO4 + 2 KOH + NO2 = KNO3 + K2MnO4 + H2O
BrCl + Na2SO4 = Br2SO4 + NaCl =>
2 BrCl + Na2SO4 = Br2SO4 + 2 NaCl
C6H5CH2COOH + KOH = CH3OH + C6H5COOK =>
C6H5CH2COOH + KOH = CH3OH + C6H5COOK
Na + Ba(OH)2 = Na(OH) + Ba =>
2 Na + Ba(OH)2 = 2 Na(OH) + Ba
H2SO4 + K2CrO4 = CrO3 + K2SO4 + H2O =>
H2SO4 + K2CrO4 = CrO3 + K2SO4 + H2O
C6H12Br2 + O2 = CO2 + H2O + HBr =>
2 C6H12Br2 + 17 O2 = 12 CO2 + 10 H2O + 4 HBr
KMnO4 + H2SO4 + NaNO2 = Na2SO4 + KNO2 + HMnO4 =>
2 KMnO4 + H2SO4 + 2 NaNO2 = Na2SO4 + 2 KNO2 + 2 HMnO4
SnCl4 + NaI = NaCl + SnCl2 + I =>
SnCl4 + 2 NaI = 2 NaCl + SnCl2 + 2 I
SiO2 + BaCo3 = BaSiO2 + Co3 =>
SiO2 + BaCo3 = BaSiO2 + Co3
K2CO3 + Cu(NO3)2 = CuCO3 + KNO3 =>
K2CO3 + Cu(NO3)2 = CuCO3 + 2 KNO3
O2 + MnSO4 + NaOH = MnO2 + NaSO4 + H2O =>
3 O2 + 4 MnSO4 + 4 NaOH = 4 MnO2 + 4 NaSO4 + 2 H2O
Sn(NO3)2(aq) + Na2S(aq) = SnS(aq) + Na2(NO3)2 =>
Sn(NO3)2(aq) + Na2S(aq) = SnS(aq) + Na2(NO3)2
Pb + Mg(NO3)2 = PbNO3 + Mg2 =>
4 Pb + 2 Mg(NO3)2 = 4 PbNO3 + Mg2
C20H14O4 + O2 = CO2 + H2O =>
2 C20H14O4 + 43 O2 = 40 CO2 + 14 H2O
Ca(NO3)2*H2O + Al(NO3)3*H2O + CO(NH2)2 = CO2 + CaAl2O4 + H2O + N2 =>
3 Ca(NO3)2*H2O + 6 Al(NO3)3*H2O + 20 CO(NH2)2 = 20 CO2 + 3 CaAl2O4 + 49 H2O + 32 N2
Fe(s) + F3(g) = FeF3(s) =>
Fe(s) + F3(g) = FeF3(s)
NH4CrO4 = Cr2O4 + N2 + H2O =>
2 NH4CrO4 = Cr2O4 + N2 + 4 H2O
H3PO4 + K(OH) = HOH + K3PO4 =>
H3PO4 + 3 K(OH) = 3 HOH + K3PO4
NH4NO2 = N2 + H2O = =>
NH4NO2 = N2 + 2 H2O
CH3COOH + NH4Cl = NH4OH + CH3COCl =>
CH3COOH + NH4Cl = NH4OH + CH3COCl
CH3CONH2 + NaOH = NH3 + CH3CO2Na =>
CH3CONH2 + NaOH = NH3 + CH3CO2Na
C8H9NO2 + NaOH + NH4NO3 = C10H15N + NaNO3 + H2O =>
20 C8H9NO2 + 34 NaOH + 15 NH4NO3 = 16 C10H15N + 34 NaNO3 + 17 H2O
MgCl2 + Na2SO4 = Na2MgSCl2O4 =>
MgCl2 + Na2SO4 = Na2MgSCl2O4
K2SCuSO4 = K2SO4CuS =>
K2SCuSO4 = K2SO4CuS
Al4C3 + H2 = CH4 + Al =>
Al4C3 + 6 H2 = 3 CH4 + 4 Al
Mg(NO3)2 + H3O = HNO3 + Mg(OH)2 + H =>
Mg(NO3)2 + 2 H3O = 2 HNO3 + Mg(OH)2 + 2 H
KClO3 + Cr2O3 + KOH = K2CrO7 + KCl + H2O =>
3 KClO3 + Cr2O3 + 4 KOH = 2 K2CrO7 + 3 KCl + 2 H2O
FeSO4 + CH3COOH = Fe(CH3COO)2 + H2O + SO3 =>
FeSO4 + 2 CH3COOH = Fe(CH3COO)2 + H2O + SO3
Fe{3+} + Sn{2+}Cl = Sn{4+} + Fe{2+} =>
2 Fe{3+} + Sn{2+}Cl = Sn{4+} + 2 Fe{2+}
Na2CO3 + C3H6O3 = H2O + CO2 + Na2C3H3O3 =>
12 Na2CO3 + 11 C3H6O3 = 15 H2O + 9 CO2 + 12 Na2C3H3O3
FeSO4 + SCN = CNSO4 + FeS =>
FeSO4 + SCN = CNSO4 + FeS
Mg + Pb(C2H3O2)2 = Mg(C2H3O2)2 + Pb =>
Mg + Pb(C2H3O2)2 = Mg(C2H3O2)2 + Pb
PH3 + HClO3 = HCl + H2O + P =>
2 PH3 + HClO3 = HCl + 3 H2O + 2 P
PCs + O2 = P4O6 + Cs =>
4 PCs + 3 O2 = P4O6 + 4 Cs
Al(l)3 + HgCl2 = AlCl3 + Hg(l)2 =>
4 Al(l)3 + 18 HgCl2 = 12 AlCl3 + 9 Hg(l)2
Mn(SO)4 + PbO2 + HNO3 = Pb(SO4)2 + Pb(NO3)2 + H2MnO7 + H2O =>
Mn(SO)4 + 16 PbO2 + 28 HNO3 = 2 Pb(SO4)2 + 14 Pb(NO3)2 + H2MnO7 + 13 H2O
KO2 + CO2 = K2OC3 + O2 =>
4 KO2 + 6 CO2 = 2 K2OC3 + 9 O2
Fe2O3 + N2 = FeN + O =>
Fe2O3 + N2 = 2 FeN + 3 O
HBO2 = H2O + H2B4O7 =>
4 HBO2 = H2O + H2B4O7
H3BO3 + C6H14O6 = H3BO3*C6H14O6 = H3BO3*C6H14O6 + NaOH = Na*H3BO3*C6H14O6 + H2O =>
H3BO3 + C6H14O6 = H3BO3*C6H14O6
FeCl + NaNO3 = FeNO3 + ClNa =>
FeCl + NaNO3 = FeNO3 + ClNa
C9H10O3 + KOH = C7H5O3K + C2H6O =>
C9H10O3 + KOH = C7H5O3K + C2H6O
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