| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 O + N2 = 2 NO2
CuFeS2 + O2 = Cu2S + Fe2S + SO2 =>
2 CuFeS2 + 2 O2 = Cu2S + Fe2S + 2 SO2
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
NaCN + H2SO4 = Na2SO4 + HCN =>
2 NaCN + H2SO4 = Na2SO4 + 2 HCN
H2SO4 + K2S = K2SO4 + SO2 + H2O =>
4 H2SO4 + K2S = K2SO4 + 4 SO2 + 4 H2O
Na3(PSO4) + Pb(NO3)2 = Na(NO3) + Pb3(PSO4)2 =>
2 Na3(PSO4) + 3 Pb(NO3)2 = 6 Na(NO3) + Pb3(PSO4)2
C19H42BrN + SiC8H20O4 + NH3 = Si + C27H65BrN2O4 =>
C19H42BrN + SiC8H20O4 + NH3 = Si + C27H65BrN2O4
Fe + PbS = FeSPb =>
Fe + PbS = FeSPb
AlCl3 + CaO = Al2O3 + CaCl2 =>
2 AlCl3 + 3 CaO = Al2O3 + 3 CaCl2
H2SO4 + Mg = Mg(SO4) + SO2 + H2O =>
2 H2SO4 + Mg = Mg(SO4) + SO2 + 2 H2O
Fe(SO4)2 + NaOH = Fe(OH)2 + Na(SO4) =>
Fe(SO4)2 + 2 NaOH = Fe(OH)2 + 2 Na(SO4)
Sr + NaI = Na + SrI2 =>
Sr + 2 NaI = 2 Na + SrI2
Cu2S + O2 + H{+} = Cu{+2} + SO4{-2} + H2O =>
2 Cu2S + 5 O2 + 4 H{+} = 4 Cu{+2} + 2 SO4{-2} + 2 H2O
C2{2-} + H2O = OH{-} + C2H2 =>
C2{2-} + 2 H2O = 2 OH{-} + C2H2
Fe(OH)2 + HCl + O2 = FeCl3 + H2O =>
4 Fe(OH)2 + 12 HCl + O2 = 4 FeCl3 + 10 H2O
FeH2PO4 + H3O + C6H8O7 = H3PO4 + Fe + CO2 =>
23 FeH2PO4 + 5 H3O + C6H8O7 = 23 H3PO4 + 23 Fe + 6 CO2
N2O2 + H2 = N2O + H2O =>
N2O2 + H2 = N2O + H2O
Zn + BaBr2 = Zn(Ba) + Br2 =>
Zn + BaBr2 = Zn(Ba) + Br2
Mg + Fe2(SO3)3 = Fe + Mg(SO3) =>
3 Mg + Fe2(SO3)3 = 2 Fe + 3 Mg(SO3)
FeSO4 + KMgO4 + H2SO4 = Fe2(SO4)3 + MgSO4 + K2SO4 + H2O =>
10 FeSO4 + 2 KMgO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 2 MgSO4 + K2SO4 + 8 H2O
Cu + NaNO3 + H2SO4 = NO2 + CuSO4 + Na2SO3 + H2O =>
2 Cu + 2 NaNO3 + 3 H2SO4 = 2 NO2 + 2 CuSO4 + Na2SO3 + 3 H2O
C6H6O + NaOH + ClCH2COOH = H2O + NaCl + C6H5OCH2COOH =>
C6H6O + NaOH + ClCH2COOH = H2O + NaCl + C6H5OCH2COOH
ZnSO4 + H3PO4 = H2SO4 + Zn3(PO4)2 =>
3 ZnSO4 + 2 H3PO4 = 3 H2SO4 + Zn3(PO4)2
(Co(NO)2Cl)2 + X = CoNOX3 + CoNOX2Cl2 + N2O + OX =>
(Co(NO)2Cl)2 + 6 X = CoNOX3 + CoNOX2Cl2 + N2O + OX
K2CrO4 + Na2S + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + Na2SO4 =>
8 K2CrO4 + 3 Na2S + 20 H2SO4 = 8 K2SO4 + 4 Cr2(SO4)3 + 20 H2O + 3 Na2SO4
P4O10 + NaOH = PO4{3-} + Na{+} + H2O =>
P4O10 + 12 NaOH = 4 PO4{3-} + 12 Na{+} + 6 H2O
NOCl2(g) = NO(g) + Cl2(g) =>
NOCl2(g) = NO(g) + Cl2(g)
B + NaOH + H2O = NaBO3 + H2 =>
2 B + 2 NaOH + 4 H2O = 2 NaBO3 + 5 H2
HNO3 + HCl = NOCl + Cl2 + H2O =>
HNO3 + 3 HCl = NOCl + Cl2 + 2 H2O
SO + H2O = HO + S =>
SO + H2O = 2 HO + S
H2S + Al(OH)3 = Al(HS)3 + H2O =>
3 H2S + Al(OH)3 = Al(HS)3 + 3 H2O
KI + Na2SO3 + H2SO4 = Na2S + I2 + K2SO4 + H2O =>
6 KI + Na2SO3 + 3 H2SO4 = Na2S + 3 I2 + 3 K2SO4 + 3 H2O
Pb + KCl = PbCl4 + K =>
Pb + 4 KCl = PbCl4 + 4 K
Mn{2+} + PbO2(s) + H{+} = MnO4{-} + Pb{2+} + H2O =>
2 Mn{2+} + 5 PbO2(s) + 4 H{+} = 2 MnO4{-} + 5 Pb{2+} + 2 H2O
PCl5PCl5 = P2Cl10 =>
PCl5PCl5 = P2Cl10
Al(OH)3 + H4SiO4 = AlSiO4 + H4(OH)3 =>
Al(OH)3 + H4SiO4 = AlSiO4 + H4(OH)3
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
(COOH)2*2H2O + NaOH = Na2C2O4 + H2O =>
(COOH)2*2H2O + 2 NaOH = Na2C2O4 + 4 H2O
Pb + NaOH + H2O = Na[Pb(OH)5] + H2 =>
Pb + NaOH + 4 H2O = Na[Pb(OH)5] + 2 H2
NaSnO3 + NaOH + Al = NaAlO2 + Sn + H2O =>
3 NaSnO3 + 2 NaOH + 5 Al = 5 NaAlO2 + 3 Sn + H2O
KBrO3 + H2O = HBrO3 + KOH =>
KBrO3 + H2O = HBrO3 + KOH
KCN + Hg(NO3)2 = K2[Hg(CN)2] + NO3 =>
2 KCN + Hg(NO3)2 = K2[Hg(CN)2] + 2 NO3
C6H7NO + C4H6O3 = C8H9NO2 + CH3CO2H =>
C6H7NO + C4H6O3 = C8H9NO2 + CH3CO2H
ZrSiO4 + Cl2 = ZrCl + SiO2 + O2 =>
2 ZrSiO4 + Cl2 = 2 ZrCl + 2 SiO2 + 2 O2
NaOH + Na2O2 + H2O + CoCl2 = Co(OH)3 + NaCl =>
2 NaOH + Na2O2 + 2 H2O + 2 CoCl2 = 2 Co(OH)3 + 4 NaCl
Mg(OH)2 + (NH4)Cl = MgCl2 + NH4OH =>
Mg(OH)2 + 2(NH4)Cl = MgCl2 + 2 NH4OH
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
NaO + H2O = NaOH + (OH)2 =>
2 NaO + 2 H2O = 2 NaOH + (OH)2
C5H13N + H2O = H3O + C5H12N =>
C5H13N + H2O = H3O + C5H12N
KOH + KBr + Cl2 = KBrO3 + KCl + H2O =>
6 KOH + KBr + 3 Cl2 = KBrO3 + 6 KCl + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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