| Équations équilibrées la veille |
C7H6O + NaBH4 + H2O = C7H8O + NaOH + BH3
H2CO3 + AgCl = Ag2CO3 + HCl =>
H2CO3 + 2 AgCl = Ag2CO3 + 2 HCl
Rb2SO4 + AgNO3 = RbNO3 + Ag2SO4 =>
Rb2SO4 + 2 AgNO3 = 2 RbNO3 + Ag2SO4
Cr + H{+} = Cr{3+} + H2 =>
2 Cr + 6 H{+} = 2 Cr{3+} + 3 H2
VClO3 = VCl + O2 =>
2 VClO3 = 2 VCl + 3 O2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C53H102O6 + O2 = CO2 + H2O =>
2 C53H102O6 + 151 O2 = 106 CO2 + 102 H2O
NH4HSO4 + HCl = NH4Cl + H2O + SO3 =>
NH4HSO4 + HCl = NH4Cl + H2O + SO3
BeCl2 + KOH = KCl + K2[Be(OH)4] =>
BeCl2 + 4 KOH = 2 KCl + K2[Be(OH)4]
K2Cr2O7 + FeCl2 + H2SO4 = Cr2(SO4)3 + H2O + K2SO4 + HCl + Fe2(SO4)3 =>
K2Cr2O7 + 6 FeCl2 + 13 H2SO4 = Cr2(SO4)3 + 7 H2O + K2SO4 + 12 HCl + 3 Fe2(SO4)3
HCl + Co2 = Co2HCl =>
HCl + Co2 = Co2HCl
Na3N + HCl = NaCl + NH3 =>
Na3N + 3 HCl = 3 NaCl + NH3
KCIO3 = KCIO4 + KCI = =>
4 KCIO3 = 3 KCIO4 + KCI
C2H2Cl4 + Ca(OH)2 = C2HCl3 + CaCl2 + H2O =>
2 C2H2Cl4 + Ca(OH)2 = 2 C2HCl3 + CaCl2 + 2 H2O
KOH + H2CO3 = K2CO3 + H2O =>
2 KOH + H2CO3 = K2CO3 + 2 H2O
Fe + Na2CO3 = Fe2(CO3)3 + Na =>
2 Fe + 3 Na2CO3 = Fe2(CO3)3 + 6 Na
K2O + (NH4)3PO4 = K3PO4 + NH3 + H2O =>
3 K2O + 2(NH4)3PO4 = 2 K3PO4 + 6 NH3 + 3 H2O
Fe(NH3)3 + KSCN = Fe(SCN)3 + KNH3 =>
Fe(NH3)3 + 3 KSCN = Fe(SCN)3 + 3 KNH3
Fe(OH)3 + H3BO3 = Fe3(BO3)3 + HOH =>
3 Fe(OH)3 + 3 H3BO3 = Fe3(BO3)3 + 9 HOH
Ag + HCl = AgCl + H2 =>
2 Ag + 2 HCl = 2 AgCl + H2
BaClHSO4 = BaSO4HCl =>
BaClHSO4 = BaSO4HCl
C7H6O + NaBH4 + H2O = C7H8O + NaOH + BH3 =>
C7H6O + NaBH4 + H2O = C7H8O + NaOH + BH3
BaCl2 + K2SO4 = KCl + BaSO4 =>
BaCl2 + K2SO4 = 2 KCl + BaSO4
Zn + HNO3(dil) = Zn(NO3)2 + NO2 + H2O =>
Zn + 4 HNO3(dil) = Zn(NO3)2 + 2 NO2 + 2 H2O
HCl + S = HClS =>
HCl + S = HClS
Pb(ClO4)2 + AlCl3 = Al(ClO4)3 + PbCl2 =>
3 Pb(ClO4)2 + 2 AlCl3 = 2 Al(ClO4)3 + 3 PbCl2
Te + AsF5 = Te6As4F24 + AsF3 =>
6 Te + 6 AsF5 = Te6As4F24 + 2 AsF3
CH3CO2H + Na2CO3 = CH3CO2Na + CO2 + H2O =>
2 CH3CO2H + Na2CO3 = 2 CH3CO2Na + CO2 + H2O
CH3COOH + NaOH = CH3COONa + H2O =>
CH3COOH + NaOH = CH3COONa + H2O
C7H6O + NaBH4 + H2O = C7H8O + NaB(OH)4 =>
4 C7H6O + NaBH4 + 4 H2O = 4 C7H8O + NaB(OH)4
K2Cr2O7 + C2H5OH + HCl = CrCl3 + KCl + CH3COOH + H2O =>
2 K2Cr2O7 + 3 C2H5OH + 16 HCl = 4 CrCl3 + 4 KCl + 3 CH3COOH + 11 H2O
NH3 + Mg2 = Mg3N2 + H2 =>
4 NH3 + 3 Mg2 = 2 Mg3N2 + 6 H2
MgCl2 + KOH = Mg(OH)2 + KCl =>
MgCl2 + 2 KOH = Mg(OH)2 + 2 KCl
H2CrO4 + RbOH = Rb2CrO4 + H2O =>
H2CrO4 + 2 RbOH = Rb2CrO4 + 2 H2O
Sb2O5 + H{+} + {-} = Sb2O2{-} + H2O =>
Sb2O5 + 6 H{+} + 7e = Sb2O2{-} + 3 H2O
Fe(OH)3 + HCl = FeCl3 + H2O =>
Fe(OH)3 + 3 HCl = FeCl3 + 3 H2O
Mg + Cl{2} = MgCl{2} =>
Mg + Cl{2} = MgCl{2}
ZnCl2 + NH3 + H2O = Zn(OH)2 + NH4Cl =>
ZnCl2 + 2 NH3 + 2 H2O = Zn(OH)2 + 2 NH4Cl
C6H6 + C3H7Cl = C6H5CH3 + HCl =>
3 C6H6 + C3H7Cl = 3 C6H5CH3 + HCl
Cr + Mg(OH)2 = Cr(OH)3 + Mg =>
2 Cr + 3 Mg(OH)2 = 2 Cr(OH)3 + 3 Mg
K2Cr2O7 + HNO2 + H2SO4 = Cr2O3 + K2SO4 + HNO3 + H2O =>
K2Cr2O7 + 3 HNO2 + H2SO4 = Cr2O3 + K2SO4 + 3 HNO3 + H2O
Li2Se + CrF2 = Li2F2 + SeCr =>
Li2Se + CrF2 = Li2F2 + SeCr
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Ag + H2SO4(k) = Ag2SO4 + SO2 + H2O =>
2 Ag + 2 H2SO4(k) = Ag2SO4 + SO2 + 2 H2O
Mg + Cl3 = Mg3Cl6 =>
3 Mg + 2 Cl3 = Mg3Cl6
Pb + ZnSO4 = PbZnSO4 =>
Pb + ZnSO4 = PbZnSO4
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
SnCl4 + Pb = Sn + PbCl2 =>
SnCl4 + 2 Pb = Sn + 2 PbCl2
P + HNO3 = PHNO3 =>
P + HNO3 = PHNO3
MgCl2 + CuOH = Mg(OH)2 + CuCl =>
MgCl2 + 2 CuOH = Mg(OH)2 + 2 CuCl
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