Équations équilibrées la veille |
HNO2 + Sn = SnNO2 + H
K2[HgI4] + KOH + H3N = HgI(H2N)HgO + KI + H2O =>
2 K2[HgI4] + 3 KOH + H3N = HgI(H2N)HgO + 7 KI + 2 H2O
Fe + HClO2 = Fe(HClO2)3 =>
Fe + 3 HClO2 = Fe(HClO2)3
C6H5NO2 + O2 = NO2 + CO2 + H2O =>
4 C6H5NO2 + 29 O2 = 4 NO2 + 24 CO2 + 10 H2O
Cl2O + NaOH = NaCl + H2 + O2 =>
2 Cl2O + 4 NaOH = 4 NaCl + 2 H2 + 3 O2
MnO2 + KClO3 + KOH = K2MnO4 + Cl + H2O =>
5 MnO2 + 2 KClO3 + 8 KOH = 5 K2MnO4 + 2 Cl + 4 H2O
Pb(C2H5)4 + O2 = CO2 + H2O + PbO =>
2 Pb(C2H5)4 + 27 O2 = 16 CO2 + 20 H2O + 2 PbO
Ca(OH)2 + SO2 = Ca + SO4 + H2O =>
2 Ca(OH)2 + SO2 = 2 Ca + SO4 + 2 H2O
Zn(OH)2 + HNO3 = Zn(NO3)2 + H2O(l) =>
Zn(OH)2 + 2 HNO3 = Zn(NO3)2 + 2 H2O(l)
Mn3F3 + IF5 = MnI2 + F2 =>
2 Mn3F3 + 12 IF5 = 6 MnI2 + 33 F2
CrO3(s) + Al(s) = Al2O3(s) + Cr(s) =>
CrO3(s) + 2 Al(s) = Al2O3(s) + Cr(s)
NH4Fe(SO4)2 + KSCN = Fe(SCN)3 + NH4[K3(SO4)2] =>
NH4Fe(SO4)2 + 3 KSCN = Fe(SCN)3 + NH4[K3(SO4)2]
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Cl2 + LiBr = LiCl + Br =>
Cl2 + 2 LiBr = 2 LiCl + 2 Br
KHC8H4O4 + NaOH = KHOH + NaC8H4O4 =>
KHC8H4O4 + NaOH = KHOH + NaC8H4O4
K2S2O8 + I3 = KI + S2O8 =>
3 K2S2O8 + 2 I3 = 6 KI + 3 S2O8
(NH4)3PO4 + BaCl2 = NH4Cl + Ba3(PO4)2 =>
2(NH4)3PO4 + 3 BaCl2 = 6 NH4Cl + Ba3(PO4)2
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
N2H2(CH3)2 + O2 = N2 + CO2 + H2O =>
N2H2(CH3)2 + 4 O2 = N2 + 2 CO2 + 4 H2O
MgO2 + CO2 = Mg + CO3 =>
MgO2 + 2 CO2 = Mg + 2 CO3
Ba(No3)2 + NaPO4 = Ba(PO4)2 + NaNo3 =>
Ba(No3)2 + 2 NaPO4 = Ba(PO4)2 + 2 NaNo3
H2SO4 = H2O + SO3 =>
H2SO4 = H2O + SO3
C3H2OH + O2 = H2O + CO2 =>
4 C3H2OH + 13 O2 = 6 H2O + 12 CO2
FeCl3(aq) + KI(aq) = FeI2(aq) + I2(aq) + KCl(aq) =>
2 FeCl3(aq) + 6 KI(aq) = 2 FeI2(aq) + I2(aq) + 6 KCl(aq)
Zn + BaI2 = Ba + ZnI2 =>
Zn + BaI2 = Ba + ZnI2
P + Cl = P1Cl =>
P + Cl = P1Cl
Sb2S3 + HCl = H2S + SbCl3 =>
Sb2S3 + 6 HCl = 3 H2S + 2 SbCl3
MgCO3 + CO2 + H2O = Mg(HCO3)2 =>
MgCO3 + CO2 + H2O = Mg(HCO3)2
MnS + O + H2O = Mn(OH)3 + S =>
2 MnS + 3 O + 3 H2O = 2 Mn(OH)3 + 2 S
(CH2)4(CO2H)2 = (CH2)4CO + H2O + CO2 =>
(CH2)4(CO2H)2 = (CH2)4CO + H2O + CO2
SO2Cl2 + H2O = HCl + H2SO4 =>
SO2Cl2 + 2 H2O = 2 HCl + H2SO4
(Ca(ClO)2) + (H2O) = HClO + Ca + O =>
(Ca(ClO)2) + (H2O) = 2 HClO + Ca + O
Sr(OH)2 + CuSO4 = Cu(OH)2() + SrSO4 =>
Sr(OH)2 + CuSO4 = Cu(OH)2() + SrSO4
Co + K2(SO3) + HCl = CoCl3 + KCl + H2S + H2O =>
2 Co + K2(SO3) + 8 HCl = 2 CoCl3 + 2 KCl + H2S + 3 H2O
NaNO3 + As2O3 + HCl + H2O = NO + H3AsO4 + NaCl =>
4 NaNO3 + 3 As2O3 + 4 HCl + 7 H2O = 4 NO + 6 H3AsO4 + 4 NaCl
BO3 + Mg = Mg3O2 + B =>
2 BO3 + 9 Mg = 3 Mg3O2 + 2 B
C10H23OH + O2 = CO2 + H2O =>
2 C10H23OH + 31 O2 = 20 CO2 + 24 H2O
AlCl3 + NaHCO3 = NaCl + Al(OH)3 + CO2 =>
AlCl3 + 3 NaHCO3 = 3 NaCl + Al(OH)3 + 3 CO2
H2O(l) + Ni3S2(s) + CuS(s)O4(a) = H2SO4(a) + NiSO4(a) + Cu2S(s) =>
4 H2O(l) + 5 Ni3S2(s) + 18 CuS(s)O4(a) = 4 H2SO4(a) + 15 NiSO4(a) + 9 Cu2S(s)
BaOSO3 = SO2BaO2 =>
BaOSO3 = SO2BaO2
MnO4{-} + Cl{-} + H{+} = MnO2(s) + H2O + Cl2 =>
2 MnO4{-} + 6 Cl{-} + 8 H{+} = 2 MnO2(s) + 4 H2O + 3 Cl2
CuCl2 + CuO = Cu2Cl2O =>
CuCl2 + CuO = Cu2Cl2O
C2H4O2 + NaHCO3 = HCO3 + Na2C + H2O =>
C2H4O2 + 4 NaHCO3 = 4 HCO3 + 2 Na2C + 2 H2O
Na2SO4 + HI + NaCl = S + Cl2 + NaI + H2O =>
Na2SO4 + 8 HI + 6 NaCl = S + 3 Cl2 + 8 NaI + 4 H2O
C7H6O2 + NaOH = OH + NaC7H6O2 =>
C7H6O2 + NaOH = OH + NaC7H6O2
H2 + Ca(CN)2 + NaAlF4 + FeSO4 + MgSiO3 + KI + H3PO4 + PbCrO4 + BrCl + CF2Cl2 + SO2 = PbBr2 + CrCl3 + MgCO3 + KAl(OH)4 + Fe(SCN)3 + PI + NaSiO3 + CaF2 + H2O =>
43 H2 + 6 Ca(CN)2 + 2 NaAlF4 + 4 FeSO4 + 2 MgSiO3 + 2 KI + 2 H3PO4 + 4 PbCrO4 + 8 BrCl + 2 CF2Cl2 + 8 SO2 = 4 PbBr2 + 4 CrCl3 + 2 MgCO3 + 2 KAl(OH)4 + 4 Fe(SCN)3 + 2 PI + 2 NaSiO3 + 6 CaF2 + 42 H2O
BaOHS = BaSOH =>
BaOHS = BaSOH
Mn(NO2)2 + NaOH = Mn(OH)2 + Na(NO2) =>
Mn(NO2)2 + 2 NaOH = Mn(OH)2 + 2 Na(NO2)
C2O4 + H2Ca + KMnO4 = C2H2 + MnO4 + KCaO4 =>
C2O4 + H2Ca + KMnO4 = C2H2 + MnO4 + KCaO4
Sc2O3 + H2O = Sc(OH)3 =>
Sc2O3 + 3 H2O = 2 Sc(OH)3
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