| Équations équilibrées la veille | Équations équilibrées le lendemain |
K3[Fe(CN)6] + H2O = K2[Fe(H2O)(CN)5] + KCN
KOH + HNO3 + Zn = K2ZnO2 + NH3 + H2O =>
8 KOH + HNO3 + 4 Zn = 4 K2ZnO2 + NH3 + 3 H2O
Mg + BaOH = MgOH + Ba =>
Mg + BaOH = MgOH + Ba
KMnO4 + KBr + H2O = MnO2 + Br + KOH =>
KMnO4 + 3 KBr + 2 H2O = MnO2 + 3 Br + 4 KOH
VO + OH = VO3 + H2O =>
VO + 4 OH = VO3 + 2 H2O
VO2{+} + H2{+} = VO{+2} + H2O =>
VO2{+} + H2{+} = VO{+2} + H2O
Al(CN)3 + NaOH = NaCN + Al(OH)3 =>
Al(CN)3 + 3 NaOH = 3 NaCN + Al(OH)3
Cu(NO3)2(aq) + H2S(g) = CuS(s) + HNO3(aq) =>
Cu(NO3)2(aq) + H2S(g) = CuS(s) + 2 HNO3(aq)
Pb4 + Cl = PbCl2 =>
Pb4 + 8 Cl = 4 PbCl2
FeSO4 + Na3PO4 = Fe3(PO4)2 + Na2SO4 =>
3 FeSO4 + 2 Na3PO4 = Fe3(PO4)2 + 3 Na2SO4
(NH4)2S2O8(s) + KI(aq) = I2(g) + (NH4)2SO4(aq) + K2SO4(s) =>
(NH4)2S2O8(s) + 2 KI(aq) = I2(g) + (NH4)2SO4(aq) + K2SO4(s)
H2SO4 + NaCl = NaSO4 + HCl + H2 =>
2 H2SO4 + 2 NaCl = 2 NaSO4 + 2 HCl + H2
HCN + H2O = NH4 + O2 + CH4 =>
4 HCN + 14 H2O = 4 NH4 + 7 O2 + 4 CH4
Ca(NO3)2 + KCl = CaCl2 + K2(NO3)2 =>
Ca(NO3)2 + 2 KCl = CaCl2 + K2(NO3)2
NaOCl + CH3COCH3 = CHCl3 + NaOH + NaCH3COO =>
3 NaOCl + CH3COCH3 = CHCl3 + 2 NaOH + NaCH3COO
CrCl3 + Pb(NO3)4 = Cr(NO3)3 + PbCl4 =>
4 CrCl3 + 3 Pb(NO3)4 = 4 Cr(NO3)3 + 3 PbCl4
K + HNO3 = KNO3 + H3 =>
3 K + 3 HNO3 = 3 KNO3 + H3
Ag(NO3)2 + Al2 = Al(NO3)3 + Ag =>
3 Ag(NO3)2 + Al2 = 2 Al(NO3)3 + 3 Ag
As(OH)3 + NaOH = [As(OH)4]Na =>
As(OH)3 + NaOH = [As(OH)4]Na
NiC2O4 + H2O2 = NiO + H2O + CO2 =>
NiC2O4 + H2O2 = NiO + H2O + 2 CO2
MnO{-} + Ca{2+} + OH{-} = MnO2 + Ca + H2O =>
2 MnO{-} + 3 Ca{2+} + 4 OH{-} = 2 MnO2 + 3 Ca + 2 H2O
C23H32NCl + O2 = CO2 + H2O + NO3 + Cl =>
2 C23H32NCl + 65 O2 = 46 CO2 + 32 H2O + 2 NO3 + 2 Cl
MgCl2 + H2SO4 = HCl + (MgSO4)2 =>
2 MgCl2 + 2 H2SO4 = 4 HCl + (MgSO4)2
HCl + Ba(OH)2 = ClBa + H2O + Cl =>
2 HCl + Ba(OH)2 = ClBa + 2 H2O + Cl
FeSO4*7H2O + H2C2O4*2H2O = FeC2O4*2H2O + H2SO4 + H2O =>
FeSO4*7H2O + H2C2O4*2H2O = FeC2O4*2H2O + H2SO4 + 7 H2O
As2S5 + NO3 + H2O = H2SO4 + H3AsO4 + NO =>
As2S5 + 10 NO3 + 8 H2O = 5 H2SO4 + 2 H3AsO4 + 10 NO
Na2B4O7 + HCl = NaCl + NaHB4O7 =>
Na2B4O7 + HCl = NaCl + NaHB4O7
H2S + Na2S = Na2S5 + H2 =>
4 H2S + Na2S = Na2S5 + 4 H2
Fe + OH = Fe(OH)3(s) =>
Fe + 3 OH = Fe(OH)3(s)
H2SeO3 + Ba(OH)2 = Ba(HSeO3)2 + H2O =>
2 H2SeO3 + Ba(OH)2 = Ba(HSeO3)2 + 2 H2O
Zn + H(L) = Zn(L2) + H2 =>
Zn + 2 H(L) = Zn(L2) + H2
Mg(NO3)2 + NaOH = Mg(OH)2 + NaNO3 =>
Mg(NO3)2 + 2 NaOH = Mg(OH)2 + 2 NaNO3
IO3{-} + HSO3{-} = I{-} + HSO4{-} =>
IO3{-} + 3 HSO3{-} = I{-} + 3 HSO4{-}
C5H12S = C + H + S =>
C5H12S = 5 C + 12 H + S
CH3OH + CuO = Cu + H2O + HCHO =>
CH3OH + CuO = Cu + H2O + HCHO
Zn + Sn2O3 = ZnO + Sn =>
3 Zn + Sn2O3 = 3 ZnO + 2 Sn
K2S + K2Cr2O7 + H2O = KHS + K2CrO4 =>
2 K2S + K2Cr2O7 + H2O = 2 KHS + 2 K2CrO4
FeSO4 + ZnSO4 = FeZn + SO4 =>
FeSO4 + ZnSO4 = FeZn + 2 SO4
Al2O3 + Ba(OH)2 + H2O = Ba[Al(OH)6] + H2 =>
Al2O3 + 2 Ba(OH)2 + 5 H2O = 2 Ba[Al(OH)6] + H2
Na2B4O7 + HCl = NaCl + NaHB4O7 =>
Na2B4O7 + HCl = NaCl + NaHB4O7
C4H4O4 + NaOH = C4H2Na2O4 + H2O =>
C4H4O4 + 2 NaOH = C4H2Na2O4 + 2 H2O
C6H14 + H2 = C3H8 =>
C6H14 + H2 = 2 C3H8
NF5 = N2 + F2 =>
2 NF5 = N2 + 5 F2
CH3CH2CH2OH + H2O = CH3CH2COOH + H =>
CH3CH2CH2OH + H2O = CH3CH2COOH + 4 H
KH + H3PO4 = K3PO4 + H2 =>
3 KH + H3PO4 = K3PO4 + 3 H2
HBr + K2CO3 = H2CO3 + KBr =>
2 HBr + K2CO3 = H2CO3 + 2 KBr
NOBr2 = NO + Br2 =>
NOBr2 = NO + Br2
FeS + Cr2O7{2-} + H{+} = S2O3{2-} + Cr{3+} + Fe{3+} + H2O =>
6 FeS + 5 Cr2O7{2-} + 52 H{+} = 3 S2O3{2-} + 10 Cr{3+} + 6 Fe{3+} + 26 H2O
C2H3O2H(aq) + NaHCO3(s) = H2O(l) + CO2(g) + NaC2H3O2(aq) =>
C2H3O2H(aq) + NaHCO3(s) = H2O(l) + CO2(g) + NaC2H3O2(aq)
NaCl + SO3 = Na + O2 + SCl =>
2 NaCl + 2 SO3 = 2 Na + 3 O2 + 2 SCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/15/24
Équations équilibrées sur11/14/23
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