| Équations équilibrées la veille | Équations équilibrées le lendemain |
ZnI2 + H2O = ZnI2H2O
Na3Po4 + CaCl2 = NaCl + Ca3(Po4)2 =>
2 Na3Po4 + 3 CaCl2 = 6 NaCl + Ca3(Po4)2
Fe(NO3)3 + KSCN = Fe(SCN)(NO3)2 + K(NO3) =>
Fe(NO3)3 + KSCN = Fe(SCN)(NO3)2 + K(NO3)
Br2(l) + H2O(l) + SO2(g) = HBr(aq) + H2SO4(aq) =>
Br2(l) + 2 H2O(l) + SO2(g) = 2 HBr(aq) + H2SO4(aq)
Cr2S3 + HCl = CrCl3 + H2S =>
Cr2S3 + 6 HCl = 2 CrCl3 + 3 H2S
Zn + K2CO3 + H2O = K2[Zn(OH)4] + KHCO3 + H2 =>
Zn + 2 K2CO3 + 4 H2O = K2[Zn(OH)4] + 2 KHCO3 + H2
F2 + NaOH = O2 + NaF + H2O =>
2 F2 + 4 NaOH = O2 + 4 NaF + 2 H2O
Mg + H2O = H + Mg(OH)2 =>
Mg + 2 H2O = 2 H + Mg(OH)2
Sr(OH) = Sr + OH =>
Sr(OH) = Sr + OH
H2SO4 + Ba(OH)2 = H2O + SO4BaOH2 =>
H2SO4 + Ba(OH)2 = H2O + SO4BaOH2
NO3{-} + H{+} + Ag = Ag{+} + NO + H2O =>
NO3{-} + 4 H{+} + 3 Ag = 3 Ag{+} + NO + 2 H2O
KOH + H3PO4 = H2O + K2HPO4 =>
2 KOH + H3PO4 = 2 H2O + K2HPO4
CHCl3 + H2O2 = H2O + CO2 + Cl =>
2 CHCl3 + 5 H2O2 = 6 H2O + 2 CO2 + 6 Cl
H2(SO4) + Fe(NO3)3 = Fe2(SO4)3 + H(NO3) =>
3 H2(SO4) + 2 Fe(NO3)3 = Fe2(SO4)3 + 6 H(NO3)
P203 + HNO3 = P4O10 + N2 + H2O =>
4 P203 + 812 HNO3 = 203 P4O10 + 406 N2 + 406 H2O
Ba(NO3)2 + H2O = BaO + HNO2 + O2 =>
Ba(NO3)2 + H2O = BaO + 2 HNO2 + O2
Hg2O4 + H2 = Hg + H2O =>
Hg2O4 + 4 H2 = 2 Hg + 4 H2O
Cr(NCS)6{3-} + Ce{4+} + H2O = Cr{3+} + Ce{3+} + NO3{-} + CO2 + SO4{2-} + H{+} =>
Cr(NCS)6{3-} + 96 Ce{4+} + 54 H2O = Cr{3+} + 96 Ce{3+} + 6 NO3{-} + 6 CO2 + 6 SO4{2-} + 108 H{+}
NaHCO3 + HCl = NaCl + CO2 + H2O =>
NaHCO3 + HCl = NaCl + CO2 + H2O
Pb + Cr2O7{-2} + H{+} = Pb{+2} + Cr{+3} + H2O =>
3 Pb + Cr2O7{-2} + 14 H{+} = 3 Pb{+2} + 2 Cr{+3} + 7 H2O
C6H5CHCH2CH3 + KMnO4 + H2SO4 = C6H5COOH + MnSO4 + K2SO4 + H2O =>
70 C6H5CHCH2CH3 + 118 KMnO4 + 177 H2SO4 = 90 C6H5COOH + 118 MnSO4 + 59 K2SO4 + 292 H2O
Zn + H3C6H5O7 = Zn3(C6H5O7)2 + H2 =>
3 Zn + 2 H3C6H5O7 = Zn3(C6H5O7)2 + 3 H2
NaI + H2O2 + HCl = I2 + H2O + NaCl =>
2 NaI + H2O2 + 2 HCl = I2 + 2 H2O + 2 NaCl
HY{3-} + Ca{2+} = CaY{2-} + H{+} =>
HY{3-} + Ca{2+} = CaY{2-} + H{+}
KH(C8H4O4) + NaOH = NaK(C8H4O4) + H2O =>
KH(C8H4O4) + NaOH = NaK(C8H4O4) + H2O
Ca3PO4 + AgNO3 = CaNO3 + Ag3PO4 =>
Ca3PO4 + 3 AgNO3 = 3 CaNO3 + Ag3PO4
Zn + HCl = ZnCl2 + ZnH =>
3 Zn + 2 HCl = ZnCl2 + 2 ZnH
C6H8O7 + NaHCO3 = H2O + CO2 + Na3C6H5O7 =>
C6H8O7 + 3 NaHCO3 = 3 H2O + 3 CO2 + Na3C6H5O7
cadmium + sulfur = cadmiumsulfide =>
Cd + S = CdS
Cl2 + Na2SO3 + NaOH = Na2SO4 + NaCl + H2O =>
Cl2 + Na2SO3 + 2 NaOH = Na2SO4 + 2 NaCl + H2O
Bi(HNO3) + S3 = Bi2S3 + (HNO3) =>
2 Bi(HNO3) + S3 = Bi2S3 + 2(HNO3)
Na2SO4 = SO2 + Na2O2 =>
Na2SO4 = SO2 + Na2O2
NaBF4 = NaF + BF3 =>
NaBF4 = NaF + BF3
NaNO2 + Na2SO4 = Na2NO2 + NaSO4 =>
NaNO2 + Na2SO4 = Na2NO2 + NaSO4
Mo24O37 + KMnO4 + H2SO4 = MoO3 + MnSO4 + K2SO4 + H2 =>
8 Mo24O37 + 70 KMnO4 + 105 H2SO4 = 192 MoO3 + 70 MnSO4 + 35 K2SO4 + 105 H2
AgNO3(aq) + Ni(s) = Ag(s) + Ni(NO3)2 =>
2 AgNO3(aq) + Ni(s) = 2 Ag(s) + Ni(NO3)2
C8H9NO2 + O2 = CO2 + H2 + N2 =>
2 C8H9NO2 + 14 O2 = 16 CO2 + 9 H2 + N2
FeOBa = FeBaO =>
FeOBa = FeBaO
H2O + O = H2O2 =>
H2O + O = H2O2
Sr + H2O = Sr(OH)2 + H2 =>
Sr + 2 H2O = Sr(OH)2 + H2
Mg(CH3COO)2 + NaOH = Mg(OH)2 + (CH3COO)Na =>
Mg(CH3COO)2 + 2 NaOH = Mg(OH)2 + 2(CH3COO)Na
H2SO4 + NH3 = (NH4)2SO4 =>
H2SO4 + 2 NH3 = (NH4)2SO4
H2S + Be = Be4S2 + H2 =>
2 H2S + 4 Be = Be4S2 + 2 H2
Cr2O3 + K2S2O7 = K2Cr2O4 + SO2 + O2 =>
Cr2O3 + K2S2O7 = K2Cr2O4 + 2 SO2 + O2
(NH4)3PO4 + HOH = NH4OH + H3PO4 =>
(NH4)3PO4 + 3 HOH = 3 NH4OH + H3PO4
FeCl2 + K2S = FeS + KCl =>
FeCl2 + K2S = FeS + 2 KCl
[NH4]2Fe[SO4]2*6H2O + NaOH = Fe(OH)2 + NH3 + H2O + Na2SO4 =>
[NH4]2Fe[SO4]2*6H2O + 4 NaOH = Fe(OH)2 + 2 NH3 + 8 H2O + 2 Na2SO4
Zn + HCl = H2 + ZnCl2 = H2 =>
Zn + 2 HCl = H2 + ZnCl2
CrI3 + Cl2 + KOH = K2CrO4 + KIO3 + KCl + H2O =>
2 CrI3 + 21 Cl2 + 52 KOH = 2 K2CrO4 + 6 KIO3 + 42 KCl + 26 H2O
H2 = H3 =>
3 H2 = 2 H3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur05/23/24
Équations équilibrées sur06/22/23
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