| Équations équilibrées la veille |
Bi3 + 9 F = 3 BiF3
Hg{2+} + H2S = HgS + H{+} =>
Hg{2+} + H2S = HgS + 2 H{+}
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
CuCl2 + NaClO4 = Cu(ClO4)2 + NaCl =>
CuCl2 + 2 NaClO4 = Cu(ClO4)2 + 2 NaCl
CH2(CH2)3 + O2 = CO2 + H2O =>
CH2(CH2)3 + 6 O2 = 4 CO2 + 4 H2O
ZnS + HCl = ZnCl2 + H2S = =>
ZnS + 2 HCl = ZnCl2 + H2S
NO2 + FeCl3 = FeCl3O2N =>
NO2 + FeCl3 = FeCl3O2N
Cu(PO4)2 + Na2SO4 = NaPO4 + CuSO4 =>
Cu(PO4)2 + Na2SO4 = 2 NaPO4 + CuSO4
Pb(NO3)2 + Zn = Pb + Zn(NO3) =>
Pb(NO3)2 + 2 Zn = Pb + 2 Zn(NO3)
Fl + NaCl = FlCl + Na =>
Fl + NaCl = FlCl + Na
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
MgCr2O7 + Bi3(PO4)5 = Mg3(PO4)2 + Bi2(Cr2O7)5 =>
15 MgCr2O7 + 2 Bi3(PO4)5 = 5 Mg3(PO4)2 + 3 Bi2(Cr2O7)5
K2CO3 + HCl = H2O + K2CCl + O2 =>
4 K2CO3 + 4 HCl = 2 H2O + 4 K2CCl + 5 O2
I + HBr = HI + Br =>
I + HBr = HI + Br
C6H8O7 + O2 = CO2 + H2O =>
2 C6H8O7 + 9 O2 = 12 CO2 + 8 H2O
XeO6 + Fe = FeO + XeO =>
XeO6 + 5 Fe = 5 FeO + XeO
Te + Cl2 = TeCl2 =>
Te + Cl2 = TeCl2
XCH2CH2OH + H2CrO4 + H2SO4 = XCH2COOH + Cr(HSO4)3 + H2O =>
3 XCH2CH2OH + 4 H2CrO4 + 12 H2SO4 = 3 XCH2COOH + 4 Cr(HSO4)3 + 13 H2O
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
MgO + CrO3 = Mg(CrO4) =>
MgO + CrO3 = Mg(CrO4)
CaBr2 = Br2 + Ca =>
CaBr2 = Br2 + Ca
H3PO4 + Ba = Ba3(PO4)2 + H =>
2 H3PO4 + 3 Ba = Ba3(PO4)2 + 6 H
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C2H3Cl(l) + O2(g) = CO2(g) + H2O(l) + HCl(g) =>
2 C2H3Cl(l) + 5 O2(g) = 4 CO2(g) + 2 H2O(l) + 2 HCl(g)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
HN4 + O2 = H2O + NO =>
4 HN4 + 9 O2 = 2 H2O + 16 NO
MgO + HCl = MgCl2 + H2O =>
MgO + 2 HCl = MgCl2 + H2O
F2 + O2 = OF2 =>
2 F2 + O2 = 2 OF2
SrNO2 + H = HNOO + Sr =>
SrNO2 + H = HNOO + Sr
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Zn + CaO = ZnO + Ca =>
Zn + CaO = ZnO + Ca
B3H6 + O2 = BO2 + H2O =>
2 B3H6 + 9 O2 = 6 BO2 + 6 H2O
HCl + O2 = H2O + Cl2 =>
4 HCl + O2 = 2 H2O + 2 Cl2
(CH3CH2O)2SO2 + H2O = C2H5OH + H2SO4 =>
(CH3CH2O)2SO2 + 2 H2O = 2 C2H5OH + H2SO4
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
H2SO4 + NH4OH = (NH4)2SO4 + H2O =>
H2SO4 + 2 NH4OH = (NH4)2SO4 + 2 H2O
HI + S = H2S + I2 =>
2 HI + S = H2S + I2
C6H5OH + FeCl3 = Fe(C6H5O)6 + H + Cl =>
6 C6H5OH + FeCl3 = Fe(C6H5O)6 + 6 H + 3 Cl
AgSe + NaNO3 + H2SO4 = Ag2SO4 + SeO2 + NO2 + Na2SO4 + H2O =>
2 AgSe + 10 NaNO3 + 6 H2SO4 = Ag2SO4 + 2 SeO2 + 10 NO2 + 5 Na2SO4 + 6 H2O
NH3 = H + N =>
NH3 = 3 H + N
CuCl2 + CuSO4 = Cu + ClSO4 =>
CuCl2 + 2 CuSO4 = 3 Cu + 2 ClSO4
MgCl2 + I = Mg + ICl2 =>
MgCl2 + I = Mg + ICl2
CaO + C = CaOC =>
CaO + C = CaOC
H2R + R2 = H2R2 =>
2 H2R + R2 = 2 H2R2
H2SO4 + LiHSO3 = LiHSO4 + H2SO3 =>
H2SO4 + LiHSO3 = LiHSO4 + H2SO3
Na2Cr2O7 + FeCl2 + HCl = Cr(OH)3 + FeCl3 + NaCl + H2O =>
Na2Cr2O7 + 6 FeCl2 + 8 HCl = 2 Cr(OH)3 + 6 FeCl3 + 2 NaCl + H2O
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Équations équilibrées sur12/10/24
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