| Équations équilibrées la veille | Équations équilibrées le lendemain |
Pb(NO3)2 = Pb + 2 NO2 + O2
CrCl3 + NaOH = Cr(OH)3 + NaCl =>
CrCl3 + 3 NaOH = Cr(OH)3 + 3 NaCl
MgCl2 + NaOH = MgOH + NaCl2 =>
MgCl2 + NaOH = MgOH + NaCl2
Zn(NO3)2 + NH4Cl = NH4NO3 + ZnCl2 =>
Zn(NO3)2 + 2 NH4Cl = 2 NH4NO3 + ZnCl2
CuSO4 + KI = CuI + KI3 + K2SO4 =>
2 CuSO4 + 5 KI = 2 CuI + KI3 + 2 K2SO4
AuCl3 + H3PO4 = AuPO4 + HCl =>
AuCl3 + H3PO4 = AuPO4 + 3 HCl
Cu(NO3)2(s) + HCl(aq) = CuCl2(aq) + HNO3(aq) =>
Cu(NO3)2(s) + 2 HCl(aq) = CuCl2(aq) + 2 HNO3(aq)
Pb(NO3)2 + H2O = HNO3 + PbOHNO3 =>
Pb(NO3)2 + H2O = HNO3 + PbOHNO3
Ca + (HCl) = H2 + CaCl2 =>
Ca + 2(HCl) = H2 + CaCl2
KOH(aq) + SnCl2(s) = KCl2(aq) + SnOH(l) =>
KOH(aq) + SnCl2(s) = KCl2(aq) + SnOH(l)
SO2(g) + O2(g) = SO3(s) =>
2 SO2(g) + O2(g) = 2 SO3(s)
Mg + AlNo3 = MgNo3 + Al =>
Mg + AlNo3 = MgNo3 + Al
FeSO4*7H2O + FeCl3 + NaOH = Fe3O4 + NaCl + Na2SO4 + H2O =>
FeSO4*7H2O + 2 FeCl3 + 8 NaOH = Fe3O4 + 6 NaCl + Na2SO4 + 11 H2O
Ni3N2 + MgF2 = Mg3N2 + NiF2 =>
Ni3N2 + 3 MgF2 = Mg3N2 + 3 NiF2
N2 + O2 + CO2 = N2CO4 =>
N2 + O2 + CO2 = N2CO4
Ca + Pb(OH)2 = Ca(OH)2 + Pb =>
Ca + Pb(OH)2 = Ca(OH)2 + Pb
KMnO4 + K2S + H2SO4 = H2O + K2SO4 + MnSO4 =>
8 KMnO4 + 5 K2S + 12 H2SO4 = 12 H2O + 9 K2SO4 + 8 MnSO4
Mo(NH2)4 = MoN + N2 + H2 =>
2 Mo(NH2)4 = 2 MoN + 3 N2 + 8 H2
S2 = S =>
S2 = 2 S
CO2 = O + C =>
CO2 = 2 O + C
MnO2 + KOH + Br2 = KBr + KMnO4 + H2O =>
2 MnO2 + 8 KOH + 3 Br2 = 6 KBr + 2 KMnO4 + 4 H2O
Cr2(CO3)3 + HBr = CrBr3 + CO2 + H2O =>
Cr2(CO3)3 + 6 HBr = 2 CrBr3 + 3 CO2 + 3 H2O
K2SO4(aq) + CaI2(aq) = CaSO4(s) + KI(aq) =>
K2SO4(aq) + CaI2(aq) = CaSO4(s) + 2 KI(aq)
C4H10O + O2 = CO2 + H2O =>
C4H10O + 6 O2 = 4 CO2 + 5 H2O
Cu + Ca = CuCa3 =>
Cu + 3 Ca = CuCa3
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
Mn + NaCN + H2O = Na5[Mn(CN)6] + H2 + NaOH =>
2 Mn + 12 NaCN + 2 H2O = 2 Na5[Mn(CN)6] + H2 + 2 NaOH
Ba(SCN)2 + MgSO4 = Mg(SCN)2 + BaSO4 =>
Ba(SCN)2 + MgSO4 = Mg(SCN)2 + BaSO4
Na3AsO4 + HCl + H2S = As2S3 + S + H2O + NaCl =>
2 Na3AsO4 + 6 HCl + 5 H2S = As2S3 + 2 S + 8 H2O + 6 NaCl
Al + AgNO3 = Al(NO3)3 + Ag =>
Al + 3 AgNO3 = Al(NO3)3 + 3 Ag
W(OH)2(heat) = WO2 + H2 =>
W(OH)2(heat) = WO2 + H2
Cl2 + NaOH + NaHSO3 = NaCl + Na2SO4 + H2O =>
Cl2 + 3 NaOH + NaHSO3 = 2 NaCl + Na2SO4 + 2 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
NaOH + Pb(NO3)2 = Na2NO3 + Pb(OH)4 =>
4 NaOH + Pb(NO3)2 = 2 Na2NO3 + Pb(OH)4
Na2S2O8 + C6H4Cl2 + H2O = CO2 + HCl + H2SO4 + Na{+} + SO4{2-} =>
13 Na2S2O8 + C6H4Cl2 + 12 H2O = 6 CO2 + 2 HCl + 13 H2SO4 + 26 Na{+} + 13 SO4{2-}
F + O2 = F2O7 =>
4 F + 7 O2 = 2 F2O7
H2S + O2 = SO4 + H2O =>
2 H2S + 5 O2 = 2 SO4 + 2 H2O
FeS + H2O + O2 = FeO3H3 + S =>
4 FeS + 6 H2O + 3 O2 = 4 FeO3H3 + 4 S
Fe2O + F = FeF3 + O2 =>
2 Fe2O + 12 F = 4 FeF3 + O2
C6H4ClNO2 + NH3 = C6H6N2O2 + NH4Cl =>
C6H4ClNO2 + 2 NH3 = C6H6N2O2 + NH4Cl
RbCO3 + CaSO4 = CaCO3 + RbSO4 =>
RbCO3 + CaSO4 = CaCO3 + RbSO4
HNO3(ac)Ba(OH)(ac) = Ba(NO3)(ac)H2O =>
HNO3(ac)Ba(OH)(ac) = Ba(NO3)(ac)H2O
Cu(NO3)23H2O + NH2CONH2 = CuO + N2 + CO2 + H2O =>
6 Cu(NO3)23H2O + 136 NH2CONH2 = 6 CuO + 205 N2 + 136 CO2 + 278 H2O
Au(NO2)3 + H2O = Au + O2 + HNO2 =>
4 Au(NO2)3 + 6 H2O = 4 Au + 3 O2 + 12 HNO2
Cu(NO3)2 + Na(OH) = Cu(OH)2 + Na(NO3) =>
Cu(NO3)2 + 2 Na(OH) = Cu(OH)2 + 2 Na(NO3)
MgSO4HCl = MgClSO4H =>
MgSO4HCl = MgClSO4H
Na2[Fe(CN)5NO] + NH4OH + NaOH = N2 + Na3[Fe(CN)5NH3] + H2O =>
Na2[Fe(CN)5NO] + 2 NH4OH + NaOH = N2 + Na3[Fe(CN)5NH3] + 4 H2O
Cr + P = Cr2P =>
2 Cr + P = Cr2P
K2S(aq) + HNO3(aq) = KNO3 + H2S =>
K2S(aq) + 2 HNO3(aq) = 2 KNO3 + H2S
Pt + Au2SO4 = PtSO4 + Au =>
Pt + Au2SO4 = PtSO4 + 2 Au
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/19/24
Équations équilibrées sur01/18/24
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