| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Ba(OH)2 + 2 H3PO4 = Ba3(PO4)2 + 6 H2O
NaCl + NaClO + H2SO4 = Cl2 + Na2SO4 + H2O =>
NaCl + NaClO + H2SO4 = Cl2 + Na2SO4 + H2O
Al + CUSO4 = Al2(SO4)3 + CU =>
2 Al + 3 CUSO4 = Al2(SO4)3 + 3 CU
HNO3 + Fe = Fe(NO3)2 + N2O + H2O =>
10 HNO3 + 4 Fe = 4 Fe(NO3)2 + N2O + 5 H2O
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + NO2(g) + H2O(l) =>
Cu(s) + 4 HNO3(aq) = Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O(l)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Ba(OH)2 + CO2 = BaCO3 + H2O =>
Ba(OH)2 + CO2 = BaCO3 + H2O
As2O3 + H2O = HAsO2 =>
As2O3 + H2O = 2 HAsO2
Sn{+2} + HgCl2 + Cl{-} = SnCl6{-2} + Hg =>
Sn{+2} + HgCl2 + 4 Cl{-} = SnCl6{-2} + Hg
(PtCl6)2{-} + (BH4){-} + OH{-} = Pt + (B(OH)4){-} + Cl{-} + H2O =>
8(PtCl6)2{-} + 11(BH4){-} + 88 OH{-} = 16 Pt + 11(B(OH)4){-} + 96 Cl{-} + 44 H2O
Sn{+2} + Hg2Cl2 + Cl{-} = SnCl6{-2} + Hg =>
Sn{+2} + Hg2Cl2 + 4 Cl{-} = SnCl6{-2} + 2 Hg
Cu + NH3 = Cu[NH3]4 =>
Cu + 4 NH3 = Cu[NH3]4
P2S3 + IO3 = PO4 + S + I =>
3 P2S3 + 8 IO3 = 6 PO4 + 9 S + 8 I
P4(s) + Ca(s) = Ca3P2(s) =>
P4(s) + 6 Ca(s) = 2 Ca3P2(s)
(PtCl6){-}2 + (BH4){-} + OH{-} = Pt + (B(OH)4){-} + Cl{-} + H2O =>
8(PtCl6){-}2 + 5(BH4){-} + 40 OH{-} = 8 Pt + 5(B(OH)4){-} + 48 Cl{-} + 20 H2O
Br2 + KI = I2 + KBr =>
Br2 + 2 KI = I2 + 2 KBr
Al + H2O + NaOH = NaAlO2 + H2 =>
2 Al + 2 H2O + 2 NaOH = 2 NaAlO2 + 3 H2
Fe + CuCl2 = FeCl2 + Cu =>
Fe + CuCl2 = FeCl2 + Cu
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Al + HNO3 = Al(NO3)3 + NH3 + H2O =>
8 Al + 27 HNO3 = 8 Al(NO3)3 + 3 NH3 + 9 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
HCl + Pb = PbCl2 + H2 =>
2 HCl + Pb = PbCl2 + H2
P2O5 + NaOH = H2O + Na3PO4 =>
P2O5 + 6 NaOH = 3 H2O + 2 Na3PO4
Na2CO3 + H2O = NaHCO3 + NaOH =>
Na2CO3 + H2O = NaHCO3 + NaOH
HCl + Pb = PbCl4 + H2 =>
4 HCl + Pb = PbCl4 + 2 H2
Cu + FeSO3 = Fe + CuSO3 =>
Cu + FeSO3 = Fe + CuSO3
NaBH4 + BF3 = B2H6 + NaBF4 =>
3 NaBH4 + 4 BF3 = 2 B2H6 + 3 NaBF4
S + O2 = SO =>
2 S + O2 = 2 SO
AsCl3 + H2S = As2S3 + HCl =>
2 AsCl3 + 3 H2S = As2S3 + 6 HCl
ZnSO4 + H2O = Zn(OH)2 + H2SO4 =>
ZnSO4 + 2 H2O = Zn(OH)2 + H2SO4
Ca + H2SO4 = CaSO4 + H2 =>
Ca + H2SO4 = CaSO4 + H2
C2H5O + MnO4{-} + H{+} = CH3COO + Mn{2+} + H2O =>
5 C2H5O + 4 MnO4{-} + 12 H{+} = 5 CH3COO + 4 Mn{2+} + 11 H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
NH4CH3COO + H2O = CH3COOH + NH4OH =>
NH4CH3COO + H2O = CH3COOH + NH4OH
Fe + Na2SO3 = FeSO3 + Na =>
Fe + Na2SO3 = FeSO3 + 2 Na
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
K4[Fe(CN)6] + Br2 + KOH = Fe(OH)3 + CNBr + KBr =>
2 K4[Fe(CN)6] + 13 Br2 + 6 KOH = 2 Fe(OH)3 + 12 CNBr + 14 KBr
CaCO3(s) + HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq) =>
CaCO3(s) + 2 HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq)
H2C2O4*2H2O + NaOH = Na2C2O4 + H2O =>
H2C2O4*2H2O + 2 NaOH = Na2C2O4 + 4 H2O
P2O5 + NaOH = H2O + Na3PO4 =>
P2O5 + 6 NaOH = 3 H2O + 2 Na3PO4
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
C2H5O + MnO4{-} + H{+} = CH3COO + Mn{2+} + H2O =>
5 C2H5O + 4 MnO4{-} + 12 H{+} = 5 CH3COO + 4 Mn{2+} + 11 H2O
C2H5OH + MnO4{-} + H{+} = CH3COO + Mn{2+} + H2O =>
C2H5OH + MnO4{-} + 3 H{+} = CH3COO + Mn{2+} + 3 H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
C21H11N2O7S{3-} + H2O2 = CO2 + H2O + OH{-} + N2 + SO3 =>
C21H11N2O7S{3-} + 45 H2O2 = 21 CO2 + 49 H2O + 3 OH{-} + N2 + SO3
Al + HNO3 = Al(NO3)3 + NH4NO3 + H2O =>
8 Al + 30 HNO3 = 8 Al(NO3)3 + 3 NH4NO3 + 9 H2O
K2Cr2O7 + H2SO4 + Al = CrSO4 + Al2(SO4)3 + H2O + K2SO4 =>
3 K2Cr2O7 + 21 H2SO4 + 8 Al = 6 CrSO4 + 4 Al2(SO4)3 + 21 H2O + 3 K2SO4
KMnO4 + SO2 = KMnO2 + SO4 =>
KMnO4 + SO2 = KMnO2 + SO4
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/04/16
Équations équilibrées sur12/04/15
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