| Équations équilibrées la veille |
14 Cr{3+} + 6 ClO4{-} + 25 H2O = 7 Cr2O7{2-} + 3 Cl2 + 50 H{+}
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
C2H2 + Zn + HCl = ZnCl2 + C2H4 =>
C2H2 + Zn + 2 HCl = ZnCl2 + C2H4
NaBH4 + H2O + CH2O = CH3OH + NaOH + B =>
2 NaBH4 + 2 H2O + 5 CH2O = 5 CH3OH + 2 NaOH + 2 B
ZnO + Ca(OH)2 = ZnCaO2 + H2O =>
ZnO + Ca(OH)2 = ZnCaO2 + H2O
Cr{2+} + CO3{2-} = Cr(CO3) =>
Cr{2+} + CO3{2-} = Cr(CO3)
Na2MoO4 + NH4I + H2O = Mo7O24(NH4)6 + HI + NaOH =>
7 Na2MoO4 + 6 NH4I + 10 H2O = Mo7O24(NH4)6 + 6 HI + 14 NaOH
FeSO4 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + K2SO4 + Cr2(SO4) + H2O =>
10 FeSO4 + K2Cr2O7 + 7 H2SO4 = 5 Fe2(SO4)3 + K2SO4 + Cr2(SO4) + 7 H2O
KCI + H2SO4 = HCI + K2SO4 =>
2 KCI + H2SO4 = 2 HCI + K2SO4
KOH + H3PO4 = KOHPO4 + H =>
KOH + H3PO4 = KOHPO4 + 3 H
H2S = S + H2 =>
H2S = S + H2
F2 + O2 = F2O3 =>
2 F2 + 3 O2 = 2 F2O3
NH4ClO3 + MgOH = NH4OH + MgClO3 =>
NH4ClO3 + MgOH = NH4OH + MgClO3
Na2Cr2O7 + CrCl2 + HCl = H2O + NaCl + CrCl3 =>
Na2Cr2O7 + 6 CrCl2 + 14 HCl = 7 H2O + 2 NaCl + 8 CrCl3
C3 + H6 = CH =>
2 C3 + H6 = 6 CH
Fe(NO3)2 + O2 + H2O = Fe(NO3)2OH =>
4 Fe(NO3)2 + O2 + 2 H2O = 4 Fe(NO3)2OH
CH2CHCH2CH3 + KMnO4 + H2O = CH2OHCHOHCH3 + MnO2 + KOH =>
9 CH2CHCH2CH3 + 8 KMnO4 + 16 H2O = 12 CH2OHCHOHCH3 + 8 MnO2 + 8 KOH
Mn + H2SO3 = MnSO3 + H2 =>
Mn + H2SO3 = MnSO3 + H2
Sn + HgCl2 = HgCl + SnCl =>
Sn + HgCl2 = HgCl + SnCl
NH2O2 + NaOH = NH4 + NaO2 =>
NH2O2 + 2 NaOH = NH4 + 2 NaO2
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
Ag + CuSO4 = Ag2SO4 + Cu =>
2 Ag + CuSO4 = Ag2SO4 + Cu
KNO3 + H2CO3 = K2CO3 + HNO3(aq) =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3(aq)
MnO2 + Al = Al2O3 + Mn =>
3 MnO2 + 4 Al = 2 Al2O3 + 3 Mn
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
CH2CHCH2CH3 + KMnO4 + H2O = CH2OHCHOHCH3 + MnO2 + KOH =>
9 CH2CHCH2CH3 + 8 KMnO4 + 16 H2O = 12 CH2OHCHOHCH3 + 8 MnO2 + 8 KOH
Ga + N2 = GaN2 =>
Ga + N2 = GaN2
(NH4)2SO3 + KMnO4 + H2SO4 = MnSO4 + (NH4)2SO4 + K2SO4 + H2O =>
5(NH4)2SO3 + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + 5(NH4)2SO4 + K2SO4 + 3 H2O
HgSO4 + KOH = K2SO4 + Hg(OH)2 =>
HgSO4 + 2 KOH = K2SO4 + Hg(OH)2
As4S4 + O2 = As2O5 + SO2 =>
As4S4 + 9 O2 = 2 As2O5 + 4 SO2
C3H8O + NaMnO4 + NaOH = Na2MnO2 + C3H6O + H2O =>
5 C3H8O + 2 NaMnO4 + 2 NaOH = 2 Na2MnO2 + 5 C3H6O + 6 H2O
Zn(O2CCH3)2KOH = K(O2CCH3)2ZnOH =>
Zn(O2CCH3)2KOH = K(O2CCH3)2ZnOH
C16H22O5 + H2O = CH4 + CO2 =>
2 C16H22O5 + 16 H2O = 19 CH4 + 13 CO2
Ca{2+} + C2O4{2-} + H2O = CaC2O4*H2O =>
Ca{2+} + C2O4{2-} + H2O = CaC2O4*H2O
KC6H5CO2 + H2O = OH + HKC6H5CO2 =>
KC6H5CO2 + H2O = OH + HKC6H5CO2
Zn + SO2 = ZnSO2 =>
Zn + SO2 = ZnSO2
NaSO4 + AgI = NaI + AgSO4 =>
NaSO4 + AgI = NaI + AgSO4
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
C2H2OH + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
2 C2H2OH + 3 K2Cr2O7 + 12 H2SO4 = 4 CO2 + 3 Cr2(SO4)3 + 3 K2SO4 + 15 H2O
MgCl2 + Na2HPo4 + NH4OH = MgNH4Po4 + NaCl + H2O =>
MgCl2 + Na2HPo4 + NH4OH = MgNH4Po4 + 2 NaCl + H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
He + O2 = HeO =>
2 He + O2 = 2 HeO
C6H12NSO3Na(s) + O2(g) = CO2(g) + H2O(g) + NO2(g) + Na2SO4(g) + SO3(g) =>
4 C6H12NSO3Na(s) + 41 O2(g) = 24 CO2(g) + 24 H2O(g) + 4 NO2(g) + 2 Na2SO4(g) + 2 SO3(g)
Cr + H2SO3 = H2 + Cr(SO3) =>
Cr + H2SO3 = H2 + Cr(SO3)
FeCl2 + Na3P = Fe3(P)2 + NaCl =>
3 FeCl2 + 2 Na3P = Fe3(P)2 + 6 NaCl
H2NO3 = H2O + NO2 =>
H2NO3 = H2O + NO2
FeSO4 + KBiO3 + H2SO4 = Fe2(SO4)3 + Bi2(SO4)3 + K2SO4 + H2O =>
4 FeSO4 + 2 KBiO3 + 6 H2SO4 = 2 Fe2(SO4)3 + Bi2(SO4)3 + K2SO4 + 6 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Al + F2 = AlF3 =>
2 Al + 3 F2 = 2 AlF3
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