| Équations équilibrées la veille | Équations équilibrées le lendemain |
P2O5 + 3 KOH = KPO4 + K2HPO3 + H2O
Na + O2 = Na29O =>
58 Na + O2 = 2 Na29O
FeSO4 + O2 + H2O = Fe(OH)3 + SO4 =>
4 FeSO4 + 3 O2 + 6 H2O = 4 Fe(OH)3 + 4 SO4
Br{-} + Cr2O7{-2} + H{+} = Br2 + Cr3 + H2O =>
36 Br{-} + 3 Cr2O7{-2} + 42 H{+} = 18 Br2 + 2 Cr3 + 21 H2O
Pb + H2SO4 = PbSO4 + H3 =>
3 Pb + 3 H2SO4 = 3 PbSO4 + 2 H3
MgSO4 + Fe = Mg + FeSO4 =>
MgSO4 + Fe = Mg + FeSO4
K2Cr2O7(aq) + NaCl(aq) = NaCr2O7(aq) + K2Cl(aq) =>
K2Cr2O7(aq) + NaCl(aq) = NaCr2O7(aq) + K2Cl(aq)
Ca + PO4 = Ca3(PO4)2 =>
3 Ca + 2 PO4 = Ca3(PO4)2
K2Cr2O7 + KI + HCl = CrCl3 + I2 + KCl + H2O =>
K2Cr2O7 + 6 KI + 14 HCl = 2 CrCl3 + 3 I2 + 8 KCl + 7 H2O
*5H2 + *7O2 = *5H2O =>
14*5H2 + 5*7O2 = 14*5H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
FeCl2 + KOH + Br2 = Fe(OH)3 + KBr + KCl =>
2 FeCl2 + 6 KOH + Br2 = 2 Fe(OH)3 + 2 KBr + 4 KCl
CaCO3(s) + HCl = CaCl2 + H2CO3 =>
CaCO3(s) + 2 HCl = CaCl2 + H2CO3
HCl(aq) + K2SO4(aq) = H2SO4 + KCl =>
2 HCl(aq) + K2SO4(aq) = H2SO4 + 2 KCl
MgS + O2 = MgO + SO2 =>
2 MgS + 3 O2 = 2 MgO + 2 SO2
Fe(III) + Cu(II)SO4 = Fe(III)SO4 + Cu(II) =>
Fe(III) + Cu(II)SO4 = Fe(III)SO4 + Cu(II)
CuCl + HCl = HCu + Cl =>
CuCl + HCl = HCu + 2 Cl
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Fe + H2SO4 = Fe(SO4)2 + H2 =>
Fe + 2 H2SO4 = Fe(SO4)2 + 2 H2
CH3CHCH2 + K2Cr2O7 + HCl = CH3CH2CHO + KCl + CrCl3 + H2O =>
3 CH3CHCH2 + K2Cr2O7 + 8 HCl = 3 CH3CH2CHO + 2 KCl + 2 CrCl3 + 4 H2O
Fe + C49H56O6N4 = Fe(C49H56O6N4)3 =>
Fe + 3 C49H56O6N4 = Fe(C49H56O6N4)3
Li + H2S = Li2S + H2 =>
2 Li + H2S = Li2S + H2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
H2O + P2H4 + HNO3 = H3PO4 + NH3 =>
11 H2O + 4 P2H4 + 7 HNO3 = 8 H3PO4 + 7 NH3
I(III)Cl + NaOH = I(III)OH + NaCl =>
I(III)Cl + NaOH = I(III)OH + NaCl
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
C2H3Br + O2 = CO2 + H2O + Br2 =>
4 C2H3Br + 11 O2 = 8 CO2 + 6 H2O + 2 Br2
Ag2S + CuCl2 = AgCl + Cu2S2 =>
2 Ag2S + 2 CuCl2 = 4 AgCl + Cu2S2
NH4OH + NO2 = NH4NO3 + H2 =>
2 NH4OH + 2 NO2 = 2 NH4NO3 + H2
SiCl4(l) + H2O(l) = SiO2(s) + HCl(aq) =>
SiCl4(l) + 2 H2O(l) = SiO2(s) + 4 HCl(aq)
V2O5 + Cl2 = VOCl3 + O2 =>
2 V2O5 + 6 Cl2 = 4 VOCl3 + 3 O2
NaOH(s) + H3PO4(aq) = Na3PO4(aq) + H2O(l) =>
3 NaOH(s) + H3PO4(aq) = Na3PO4(aq) + 3 H2O(l)
NH4Cl + O2 = H2O + N2 + Cl2 =>
2 NH4Cl + 2 O2 = 4 H2O + N2 + Cl2
SnO = Sn + O =>
SnO = Sn + O
Mn(s) + NiCl2(aq) = MnCl2 + Ni =>
Mn(s) + NiCl2(aq) = MnCl2 + Ni
KI + KMnO4 + HCl = I2 + MnClO2 + KCl + H2O =>
2 KI + KMnO4 + 4 HCl = I2 + MnClO2 + 3 KCl + 2 H2O
C + S = CS2 =>
C + 2 S = CS2
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
Ga + He = GaHe =>
Ga + He = GaHe
H2SeO3 + P2O5 = SeO2 + H3PO4 =>
3 H2SeO3 + P2O5 = 3 SeO2 + 2 H3PO4
HNO3 + H2O + As2S5 = H3AsO4 + H2SO4 + NO =>
40 HNO3 + 4 H2O + 3 As2S5 = 6 H3AsO4 + 15 H2SO4 + 40 NO
CrCl3 + Zn + NaCH3COO + H2O = Cr2(CH3COO)4(H2O)2 + NaCl + ZnCl2 =>
2 CrCl3 + Zn + 4 NaCH3COO + 2 H2O = Cr2(CH3COO)4(H2O)2 + 4 NaCl + ZnCl2
PtO2 + H2 = PtH + O2 =>
2 PtO2 + H2 = 2 PtH + 2 O2
AgNO3(ac)HCl(ac) = AgCl(s) + HNO3(ac) =>
AgNO3(ac)HCl(ac) = AgCl(s) + HNO3(ac)
MgO(s) + Cl2(g) = MgCl2(s) + O2(g) =>
2 MgO(s) + 2 Cl2(g) = 2 MgCl2(s) + O2(g)
(Zn) + K2(Cr)2O7 + H2SO4 = (Zn)SO4 + (Cr)SO4 + K2SO4 + H2O =>
4(Zn) + K2(Cr)2O7 + 7 H2SO4 = 4(Zn)SO4 + 2(Cr)SO4 + K2SO4 + 7 H2O
C2O4{2-} + MnO4{-} + H{+}— = CO2 + Mn{2+} + H2O =>
5 C2O4{2-} + 2 MnO4{-} + 16 H{+}— = 10 CO2 + 2 Mn{2+} + 8 H2O
(NH4)2C2O4 + KMnO4 = NH4MnO4 + K2C2O4 =>
(NH4)2C2O4 + 2 KMnO4 = 2 NH4MnO4 + K2C2O4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/25/24
Équations équilibrées sur01/24/24
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