| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cr2O7 + 3 H2S + 8 H = Cr2S3 + 7 H2O
HCN(aq) + NaOH(aq) = H2O(l) + NaCN(s) =>
HCN(aq) + NaOH(aq) = H2O(l) + NaCN(s)
UO2 + NaOH + O2 = Na2UO4 + H2O =>
2 UO2 + 4 NaOH + O2 = 2 Na2UO4 + 2 H2O
C5H10 + F2 = C5H10F2 =>
C5H10 + F2 = C5H10F2
CH4O + CuO = CH2O + Cu + H2O =>
CH4O + CuO = CH2O + Cu + H2O
Bi + NaOH = Bi(OH)3 + Na =>
Bi + 3 NaOH = Bi(OH)3 + 3 Na
KNO3 + Mg + H2O = Mg(OH)2 + KOH + NH3 =>
KNO3 + 4 Mg + 6 H2O = 4 Mg(OH)2 + KOH + NH3
CH99 + O2 = CO2 + H2O45 =>
4 CH99 + 4459 O2 = 4 CO2 + 198 H2O45
Pt + HNO3 + HCl = PtCl3 + NO + H2O =>
Pt + HNO3 + 3 HCl = PtCl3 + NO + 2 H2O
CH5N + HBr = CH6N + Br =>
CH5N + HBr = CH6N + Br
(NH4)CO3 + KOH = KCO3 + NH4OH =>
(NH4)CO3 + KOH = KCO3 + NH4OH
NaCHO3 + HCl = NaCl + CO2 + H2O =>
NaCHO3 + HCl = NaCl + CO2 + H2O
(NH4)2SO3 + FeCl3 + H2O = Fe(OH)3 + SO2 + NH4Cl =>
3(NH4)2SO3 + 2 FeCl3 + 3 H2O = 2 Fe(OH)3 + 3 SO2 + 6 NH4Cl
Fe{2+} + O2 + H2O = Fe2O3 + H{+} =>
4 Fe{2+} + O2 + 4 H2O = 2 Fe2O3 + 8 H{+}
NaHCO3 + O2 = CO2 + H2O + Na2O2 =>
4 NaHCO3 + O2 = 4 CO2 + 2 H2O + 2 Na2O2
Ba(NO3)2 + Na2PO4 = BaPO4 + Na(NO3) =>
Ba(NO3)2 + Na2PO4 = BaPO4 + 2 Na(NO3)
Na(Al(OH)4) + HNO3 = NaNO3 + Al(NO3)3 + H2O =>
Na(Al(OH)4) + 4 HNO3 = NaNO3 + Al(NO3)3 + 4 H2O
PbO2(s) = PbO(s) + O2(g) =>
2 PbO2(s) = 2 PbO(s) + O2(g)
Br2 + FeI3 = BrFe + I =>
Br2 + 2 FeI3 = 2 BrFe + 6 I
NaI + Br2 = I + NaBr2 =>
NaI + Br2 = I + NaBr2
CO + PdCl2 + H2O = Pd + HCl + CO2 =>
CO + PdCl2 + H2O = Pd + 2 HCl + CO2
Zn(OH)2 + Na2SO4 = ZnSO4 + NaOH =>
Zn(OH)2 + Na2SO4 = ZnSO4 + 2 NaOH
C3H8O3 + KHSO4 = C3H4O + H2SO4 + KOH =>
C3H8O3 + 2 KHSO4 = C3H4O + 2 H2SO4 + 2 KOH
NH3 + ZnO = Zn + H2O + N2 =>
2 NH3 + 3 ZnO = 3 Zn + 3 H2O + N2
AgNO3 + Cu = Ag + Cu(NO3)2 =>
2 AgNO3 + Cu = 2 Ag + Cu(NO3)2
Pb(s) + AgNO3 = Pb(NO3)2 + Ag(s) =>
Pb(s) + 2 AgNO3 = Pb(NO3)2 + 2 Ag(s)
H2O + HB* = H3O + B =>
H2O + HB* = H3O + B
NH4{+} + OCN{-} = (H2N)2CO =>
NH4{+} + OCN{-} = (H2N)2CO
HBr(ac)NH3(ac) = NBrH4 =>
HBr(ac)NH3(ac) = NBrH4
Bi + H2O = Bi2O3 + H2 =>
2 Bi + 3 H2O = Bi2O3 + 3 H2
Sr(OH)2 + H2(SO4) = Sr(SO4) + H(OH) =>
Sr(OH)2 + H2(SO4) = Sr(SO4) + 2 H(OH)
Ca + Zn(No3)2 = Ca(No3) + Zn =>
2 Ca + Zn(No3)2 = 2 Ca(No3) + Zn
H2SO4 + Pb(C2H3O2)2 = Pb(SO4) + HC2H3O2 =>
H2SO4 + Pb(C2H3O2)2 = Pb(SO4) + 2 HC2H3O2
CuSO4 + HBr = CuBr + HSO4 =>
CuSO4 + HBr = CuBr + HSO4
H2O2 + FeCl3 = Fe(OH)2 + Cl2 =>
2 H2O2 + 2 FeCl3 = 2 Fe(OH)2 + 3 Cl2
H2O + KCl = KOH + Cl2 + H2 =>
2 H2O + 2 KCl = 2 KOH + Cl2 + H2
Au + NaCN + H2O + O2 = NaAu(CN)2 + NaOH =>
4 Au + 8 NaCN + 2 H2O + O2 = 4 NaAu(CN)2 + 4 NaOH
NaNo3 + H2S = Na2S + HNo3 =>
2 NaNo3 + H2S = Na2S + 2 HNo3
KI + BrCl = KCl + KBr + I2 =>
2 KI + BrCl = KCl + KBr + I2
C2H5OH = HOH + H2C2H2 =>
C2H5OH = HOH + H2C2H2
Cl2 + KOH = KCl + KOCl + H2O =>
Cl2 + 2 KOH = KCl + KOCl + H2O
NaAlO2 + Na2SiO3*5H2O = Na2Al2Si2O8*4H2O + H2O + NaOH =>
2 NaAlO2 + 2 Na2SiO3*5H2O = Na2Al2Si2O8*4H2O + 4 H2O + 4 NaOH
C2H5OH + Na = C2H5ONa + H2 =>
2 C2H5OH + 2 Na = 2 C2H5ONa + H2
FeSO4 + NaOH + H2O2 = Na2FeO4 + Na2SO4 + H2O =>
FeSO4 + 4 NaOH + 2 H2O2 = Na2FeO4 + Na2SO4 + 4 H2O
CrI3 + Cl2 + KOH = K2CrO4 + KIO3 + KCl + H2O =>
2 CrI3 + 21 Cl2 + 52 KOH = 2 K2CrO4 + 6 KIO3 + 42 KCl + 26 H2O
HClZn = Zn2Cl2H2 =>
2 HClZn = Zn2Cl2H2
HCl + Mg(NO3)2 = MgCl2 + HNO3 =>
2 HCl + Mg(NO3)2 = MgCl2 + 2 HNO3
CaF2 + Ca3(PO4)2 = Ca5(PO4)3 + F =>
CaF2 + 3 Ca3(PO4)2 = 2 Ca5(PO4)3 + 2 F
MgH2O = MgOH2 =>
MgH2O = MgOH2
MgCl2 + K(OH) = KCl + Mg(OH)2 =>
MgCl2 + 2 K(OH) = 2 KCl + Mg(OH)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/28/24
Équations équilibrées sur12/28/23
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