Équations équilibrées la veille |
HgO + H2S = HgS + H2O
KHSO3 + K2SO4 = K2SO3 + H2SO4 =>
2 KHSO3 + K2SO4 = 2 K2SO3 + H2SO4
UO2(SO4)3 + NH4OH + H = (NH4)2U2O7 + (NH4)2SO4 + H2O =>
2 UO2(SO4)3 + 14 NH4OH + 8 H = (NH4)2U2O7 + 6(NH4)2SO4 + 11 H2O
BaCl2 + NaHCO3 = BaCO3 + H2O + CO2 + NaCl =>
BaCl2 + 2 NaHCO3 = BaCO3 + H2O + CO2 + 2 NaCl
Ag0 = Ag{+} + e =>
Ag0 = Ag{+} + e
H{+} + NO{2-} + Cr2O7{2-} = Cr{3+} + NO3{-} + H2O =>
46 H{+} + 6 NO{2-} + 5 Cr2O7{2-} = 10 Cr{3+} + 6 NO3{-} + 23 H2O
Ca(NO2)2 + H2O = Ca(OH)2 + HNO2 =>
Ca(NO2)2 + 2 H2O = Ca(OH)2 + 2 HNO2
Fe(oh)3 = Fe =>
Fe(oh)3 = 3 Fe
Na2SO4(aq) + Ba(NO3)2(aq) = NaNO3(aq) + BaSO4(ppt) =>
Na2SO4(aq) + Ba(NO3)2(aq) = 2 NaNO3(aq) + BaSO4(ppt)
C4H2O3 + H2 = C4H4O3 =>
C4H2O3 + H2 = C4H4O3
Nb + Se = NbSe3 =>
Nb + 3 Se = NbSe3
CuSO4 + Pb(OH)2 = Cu(OH)2 + PbSO4 =>
CuSO4 + Pb(OH)2 = Cu(OH)2 + PbSO4
S1H4 = S1 + H2 =>
S1H4 = S1 + 2 H2
WO3 + H2O = H2WO4 =>
WO3 + H2O = H2WO4
ClO3{-} + As2S3 + H{+} = AsO4{3}{-} + SO4{2}{-} + Cl{-} + H2O =>
26 ClO3{-} + 3 As2S3 + 36 H{+} = 6 AsO4{3}{-} + 9 SO4{2}{-} + 26 Cl{-} + 18 H2O
NaCl + NH3SO4 = NaSO4 + NH3Cl =>
NaCl + NH3SO4 = NaSO4 + NH3Cl
Al(NO3)3 + Na(OH) = Al(OH)3 + Na(NO3) =>
Al(NO3)3 + 3 Na(OH) = Al(OH)3 + 3 Na(NO3)
C6O6Cr + Cl2 = CrCl3 + CO =>
2 C6O6Cr + 3 Cl2 = 2 CrCl3 + 12 CO
Cu(NO3) + NaCO3 + H2O = CuCO3*Cu(OH)2 + NaNO3 + CO2 =>
2 Cu(NO3) + 2 NaCO3 + H2O = CuCO3*Cu(OH)2 + 2 NaNO3 + CO2
ZnPb2 = Pb + Zn =>
ZnPb2 = 2 Pb + Zn
Al + BO3 = Al2O3 + B =>
2 Al + BO3 = Al2O3 + B
Al(s) = Al2(s) =>
2 Al(s) = Al2(s)
Cu + NaCl = NaCu + Cl2 =>
2 Cu + 2 NaCl = 2 NaCu + Cl2
HNO3 + Ca = Ca(NO3)2 + H2O + NH3 =>
9 HNO3 + 4 Ca = 4 Ca(NO3)2 + 3 H2O + NH3
NI + H2O = NIO + H2 =>
NI + H2O = NIO + H2
NH2CONH2 = NH4NCO =>
NH2CONH2 = NH4NCO
CH3OH + KMnO4 + KOH = KHCO3 + K2MnO4 + H2O =>
CH3OH + 6 KMnO4 + 7 KOH = KHCO3 + 6 K2MnO4 + 5 H2O
Fe{3} + Sn{2} = Fe{2} + Sn{4} =>
2 Fe{3} + Sn{2} = 2 Fe{2} + Sn{4}
Al2(SO4)3 + K2CO3 + H2O = Al(OH)3 + CO2 + K2SO4 =>
Al2(SO4)3 + 3 K2CO3 + 3 H2O = 2 Al(OH)3 + 3 CO2 + 3 K2SO4
Ca(ClO2)2 + Pb3N4 = Ca3N2 + Pb(ClO2)4 =>
6 Ca(ClO2)2 + Pb3N4 = 2 Ca3N2 + 3 Pb(ClO2)4
Cr(OH)3 + NaOH = Cr(OH)4{-} + Na{+} =>
Cr(OH)3 + NaOH = Cr(OH)4{-} + Na{+}
NH4 + O2 = NO + HOH =>
2 NH4 + 3 O2 = 2 NO + 4 HOH
C4H6 + KMnO4 + H2SO4 = CH3COOH + MnSO4 + K2SO4 + H2O =>
5 C4H6 + 6 KMnO4 + 9 H2SO4 = 10 CH3COOH + 6 MnSO4 + 3 K2SO4 + 4 H2O
H3PO4 + Fe2Br3 = PO4Fe2 + Br3 + H3 =>
H3PO4 + Fe2Br3 = PO4Fe2 + Br3 + H3
C4H11N + O2 = CO2 + H2O + N2 =>
4 C4H11N + 27 O2 = 16 CO2 + 22 H2O + 2 N2
NaNO3 + AgNO3 = NaAg + NO3 =>
NaNO3 + AgNO3 = NaAg + 2 NO3
HC + AgNO3 = AgC + HNO3 =>
HC + AgNO3 = AgC + HNO3
Si + NaOH + H2O = NaSiO33 + H2 =>
2 Si + 2 NaOH + 64 H2O = 2 NaSiO33 + 65 H2
Ca(ClO3)2 + HNO3 = Ca(NO3)2 + HClO3 =>
Ca(ClO3)2 + 2 HNO3 = Ca(NO3)2 + 2 HClO3
H2O + Fe(SO4)3 + SO2 = FeSO4 + H2SO4 =>
4 H2O + Fe(SO4)3 + 2 SO2 = FeSO4 + 4 H2SO4
NH3(g) + O2(g) = H2O(g) + NO2 =>
4 NH3(g) + 7 O2(g) = 6 H2O(g) + 4 NO2
K2TeO3*H2O + Na(dtc)4*3H2O = Te(dtc)4 + NaOH + KOH + H2O =>
4 K2TeO3*H2O + 4 Na(dtc)4*3H2O = Te(dtc)4 + 16 NaOH + 8 KOH + 4 H2O
NaSO4 + Pb(NO3)2 = Pb(SO4)2 + NaNO3 =>
2 NaSO4 + Pb(NO3)2 = Pb(SO4)2 + 2 NaNO3
MgF2 + BeCl2 = BeF2 + MgCl2 =>
MgF2 + BeCl2 = BeF2 + MgCl2
NaHCO3 + H3C6H5O7 = CO2 + H2O + Na3C6O7 =>
54 NaHCO3 + 13 H3C6H5O7 = 24 CO2 + 79 H2O + 18 Na3C6O7
Zn + Pb(CH3COOH)2 = Pb + Zn(CH3COOH) =>
2 Zn + Pb(CH3COOH)2 = Pb + 2 Zn(CH3COOH)
Hg + H2SO4 = HgSO4 + SO2 + H2O =>
Hg + 2 H2SO4 = HgSO4 + SO2 + 2 H2O
HOC6H4COOCH3 + H2O = HOC6H4COOHCH3OH =>
HOC6H4COOCH3 + H2O = HOC6H4COOHCH3OH
O2 + C5H9O2 = H2O + CO2 =>
25 O2 + 4 C5H9O2 = 18 H2O + 20 CO2
AgNO3 + Al(SO4)3 = Ag(SO4)3 + AlNO3 =>
AgNO3 + Al(SO4)3 = Ag(SO4)3 + AlNO3
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