| Équations équilibrées la veille | Équations équilibrées le lendemain |
6 Na2Si2 + 20 KMnO4 + 8 H2O = 5 K4SiO4 + 20 MnO2 + 4 H4SiO4 + 3 Na4SiO4
Mg(s) + H3PO4(s) = Mg3(PO4)2 + H2(g) =>
3 Mg(s) + 2 H3PO4(s) = Mg3(PO4)2 + 3 H2(g)
Cs + P3 = CsP =>
3 Cs + P3 = 3 CsP
Na2(Co3) + CoCl2 = Co2(Co3)2 + NaCl =>
2 Na2(Co3) + 2 CoCl2 = Co2(Co3)2 + 4 NaCl
V4(SiO4)5 + Sn3(BO3)2 = V3(BO3)5 + Sn2(SiO4) =>
3 V4(SiO4)5 + 10 Sn3(BO3)2 = 4 V3(BO3)5 + 15 Sn2(SiO4)
HNO3 + P + H20O = H3PO4 + NO =>
77 HNO3 + 39 P + 2 H20O = 39 H3PO4 + 77 NO
S2 + NaOH = S(OH)2 + Na =>
S2 + 4 NaOH = 2 S(OH)2 + 4 Na
MgO + NO + H2O = Mg(NO3)2 + H2 =>
MgO + 2 NO + 3 H2O = Mg(NO3)2 + 3 H2
O3 + KI = KIO2 =>
2 O3 + 3 KI = 3 KIO2
C{-}C = C{-}C{-}C{-}C =>
C{-}C = C{-}C{-}C{-}C
C3H4OOH + C3H7OH = C5H12O2 + H2O =>
5.9999999999999C3H4OOH + 19 C3H7OH = 15 C5H12O2 + H2O
MnCl2 + NaOH + O2 = Mn3O4 + NaCl2 + H2O =>
12 MnCl2 + 12 NaOH + 5 O2 = 4 Mn3O4 + 12 NaCl2 + 6 H2O
H2SO4(q) + K2CO3(s) = H2CO3 + K2SO4 =>
H2SO4(q) + K2CO3(s) = H2CO3 + K2SO4
Ca + Pb(NO3)2 = Ca(NO3)2 + Pb =>
Ca + Pb(NO3)2 = Ca(NO3)2 + Pb
KClO3 + H2SO4 = ClO2 + H2O + KHSO4 + O2 =>
4 KClO3 + 4 H2SO4 = 4 ClO2 + 2 H2O + 4 KHSO4 + O2
HNO3(aq) + (NH4)2CO3(aq) = NH4NO3 + CO2 + H2O =>
2 HNO3(aq) + (NH4)2CO3(aq) = 2 NH4NO3 + CO2 + H2O
Al + KNO3 + NaOH + H2O = K3[Al(OH)6] + Na3[Al(OH)6] + NH3 =>
8 Al + 3 KNO3 + 21 NaOH + 18 H2O = K3[Al(OH)6] + 7 Na3[Al(OH)6] + 3 NH3
(NH4)2S(s) = NH3(g) + H2S(g) =>
(NH4)2S(s) = 2 NH3(g) + H2S(g)
Pb(OH)2 + H(NO3) = Pb(NO3)2 + H2O =>
Pb(OH)2 + 2 H(NO3) = Pb(NO3)2 + 2 H2O
Na3[Al(OH)6] + HCl = NaAlO2 + NaCl + H2O =>
Na3[Al(OH)6] + 2 HCl = NaAlO2 + 2 NaCl + 4 H2O
(COOH)2*2H2O + NaOH = COONa + H2O =>
(COOH)2*2H2O + 2 NaOH = 2 COONa + 4 H2O
NiS3 + H2O2 = NiSO4 + H2O + H2SO4 =>
NiS3 + 10 H2O2 = NiSO4 + 8 H2O + 2 H2SO4
Mg(SO4)2 + Al = Al(SO4)2 + Mg =>
Mg(SO4)2 + Al = Al(SO4)2 + Mg
NH4 + O2 = NO + H2O =>
2 NH4 + 3 O2 = 2 NO + 4 H2O
Na + K(NO3) = K2O + Na2O + N =>
10 Na + 2 K(NO3) = K2O + 5 Na2O + 2 N
C2H2Br2 + Br2 = C2H2Br4 =>
C2H2Br2 + Br2 = C2H2Br4
KMnO4 + FeSO4 + H3PO4 = MnSO4 + [Fe(HPO4)]2SO4 + K2SO4 + H2O + H3O{+} + SO4{-} =>
6 KMnO4 + 26 FeSO4 + 26 H3PO4 = 6 MnSO4 + 13[Fe(HPO4)]2SO4 + 3 K2SO4 + 20 H2O + 4 H3O{+} + 4 SO4{-}
CH3CH2CH2OH + NaH = CH3CH2CH2ONa + H2 =>
CH3CH2CH2OH + NaH = CH3CH2CH2ONa + H2
SiCl4(s) + Mg(s) = Si(s) + MgCl2(s) =>
SiCl4(s) + 2 Mg(s) = Si(s) + 2 MgCl2(s)
S2O32 + OH = SO32 + H2O =>
S2O32 + 64 OH = 2 SO32 + 32 H2O
Hg2(ClO4)2 + NaSCN = NaClO4 + HgSCN =>
Hg2(ClO4)2 + 2 NaSCN = 2 NaClO4 + 2 HgSCN
Al(OH)3 + ClH = AlCl3 + H2O =>
Al(OH)3 + 3 ClH = AlCl3 + 3 H2O
Fe(SO4) + Na(OH) = Fe(OH)2 + Na2(SO4) =>
Fe(SO4) + 2 Na(OH) = Fe(OH)2 + Na2(SO4)
MgSO4(aq) + KI(aq) = MgI2(s) + K2SO4(aq) =>
MgSO4(aq) + 2 KI(aq) = MgI2(s) + K2SO4(aq)
Na2SO4 + Ba{2+} = BaSO4 + Na{+} =>
Na2SO4 + Ba{2+} = BaSO4 + 2 Na{+}
FeCl2 + NaOH = Fe(OH)2 + NaCl =>
FeCl2 + 2 NaOH = Fe(OH)2 + 2 NaCl
H2O + NaBr + KMnO4 = NaOH + MnO2 + KOH + Br2 =>
4 H2O + 6 NaBr + 2 KMnO4 = 6 NaOH + 2 MnO2 + 2 KOH + 3 Br2
CH4 + O2 = H2O + CO21 =>
2 CH4 + 23 O2 = 4 H2O + 2 CO21
NaBH4 + (CH3OH) = NaB(OCH3)4 + (H2) =>
NaBH4 + 4(CH3OH) = NaB(OCH3)4 + 4(H2)
KMnO4 + H2SO4 + KNO2 = KNO3 + K2SO4 + MnSO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 KNO2 = 5 KNO3 + K2SO4 + 2 MnSO4 + 3 H2O
C2H4O2 + NH4OH = H2O + NH4C2H3O2 =>
C2H4O2 + NH4OH = H2O + NH4C2H3O2
Fe2(SO4)3 + Ba(No3)2 = BaSO4 + Fe(No3)3 =>
Fe2(SO4)3 + 3 Ba(No3)2 = 3 BaSO4 + 2 Fe(No3)3
Fe(OH)3 + HCl = Fe(OH)2Cl + H2O =>
Fe(OH)3 + HCl = Fe(OH)2Cl + H2O
OH + Fe(OH)3 = FeO4 + H2O =>
5 OH + Fe(OH)3 = FeO4 + 4 H2O
Cs2CO3 + H3PO4 = CsH2PO4 + CO2 + H2O =>
Cs2CO3 + 2 H3PO4 = 2 CsH2PO4 + CO2 + H2O
Cu3(OH)2(CO3)2 + C = Cu + CO2 + H2O =>
2 Cu3(OH)2(CO3)2 + 3 C = 6 Cu + 7 CO2 + 2 H2O
C4H9OH + CH3COOH = CH3COOC5H9 + H2O =>
2 C4H9OH + 3 CH3COOH = 2 CH3COOC5H9 + 4 H2O
NaH(s) + H2O = H2(g) + NaOH(s) =>
NaH(s) + H2O = H2(g) + NaOH(s)
HCn + NaOH = NaCn + H2O =>
HCn + NaOH = NaCn + H2O
Na2CrO4 + AgNO3 = NaNO3 + Ag2CrO4 =>
Na2CrO4 + 2 AgNO3 = 2 NaNO3 + Ag2CrO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/24/24
Équations équilibrées sur11/23/23
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