| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Sb(NO3)3 + 3 H2S = Sb2S3 + 6 HNO3
C100H250O80N + O2 = CO2 + H2O + NH3 =>
4 C100H250O80N + 487 O2 = 400 CO2 + 494 H2O + 4 NH3
CH3(CH2)5CH3 + O2(g) = CO2(g) + H2O(g) =>
CH3(CH2)5CH3 + 11 O2(g) = 7 CO2(g) + 8 H2O(g)
Mn + H2SO4 = Mn(SO4) + H2 =>
Mn + H2SO4 = Mn(SO4) + H2
CoO3 = CoO + O2 =>
CoO3 = CoO + O2
PbO2 + NaOH + H2O = Na2Pb(OH)6 =>
PbO2 + 2 NaOH + 2 H2O = Na2Pb(OH)6
HOCH2CH2OH + Cu(OH)2 = CH2OCH2OCu + H2O =>
HOCH2CH2OH + Cu(OH)2 = CH2OCH2OCu + 2 H2O
(CH3)3CCl + AgNO3 = (CH3)3C + ClAg + NO3 =>
(CH3)3CCl + AgNO3 = (CH3)3C + ClAg + NO3
FeBr3 + AgNo3 = Fe(No3)3 + AgBr =>
FeBr3 + 3 AgNo3 = Fe(No3)3 + 3 AgBr
K2Cr2O7 + Na2S + H2O = Cr(OH)3 + S + KOH + NaOH =>
K2Cr2O7 + 3 Na2S + 7 H2O = 2 Cr(OH)3 + 3 S + 2 KOH + 6 NaOH
CH3NH2 + CH3Cl = [C2H5NH3]Cl =>
CH3NH2 + CH3Cl = [C2H5NH3]Cl
KMnO4 + K2SO3 + HCI = MnO2 + K2SO4 + KCI + H2O =>
2 KMnO4 + 3 K2SO3 + 2 HCI = 2 MnO2 + 3 K2SO4 + 2 KCI + H2O
Ba(Cl2)2 + Zn(SO4)2 = Ba(SO4)2 + Zn(Cl2)2 =>
Ba(Cl2)2 + Zn(SO4)2 = Ba(SO4)2 + Zn(Cl2)2
CrCl3 + KOH = K3[Cr(OH)6] + KCl =>
CrCl3 + 6 KOH = K3[Cr(OH)6] + 3 KCl
Cu + Ag2Cl3 = CuCl3 + Ag2 =>
Cu + Ag2Cl3 = CuCl3 + Ag2
Al + C = AlC7 =>
Al + 7 C = AlC7
C + O2 = C3O4 =>
3 C + 2 O2 = C3O4
CoCl2 + HCl = CoCl4{2-} + H{+} =>
CoCl2 + 2 HCl = CoCl4{2-} + 2 H{+}
Be(OH)2 + H2SO3 = H2O + BeSO3 =>
Be(OH)2 + H2SO3 = 2 H2O + BeSO3
ZnCl2 + I2 = I2Cl2 + Zn =>
ZnCl2 + I2 = I2Cl2 + Zn
KMnO4 + H2SO4 + NaHSO3 = NaHSO4 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 NaHSO3 = 5 NaHSO4 + 2 MnSO4 + K2SO4 + 3 H2O
Ag1 + Na2S = Ag2S + Na1 =>
2 Ag1 + Na2S = Ag2S + 2 Na1
(MnO4){-} + Cl{-} + H{+} = Mn2{+} + Cl2 + H2O =>
4(MnO4){-} + 26 Cl{-} + 32 H{+} = 2 Mn2{+} + 13 Cl2 + 16 H2O
Sn2 + HNO3 = SnO2 + NO2 + H2O =>
Sn2 + 8 HNO3 = 2 SnO2 + 8 NO2 + 4 H2O
KNo2 + KMnO4 + H2SO4 = KNo3 + MnSO4 + K2SO4 + H2O =>
15 KNo2 + KMnO4 + 4 H2SO4 = 10 KNo3 + MnSO4 + 3 K2SO4 + 4 H2O
C4H10O + Cr2O7{2-} + H{+} = C4H8O + Cr{3+} + H2O =>
3 C4H10O + Cr2O7{2-} + 8 H{+} = 3 C4H8O + 2 Cr{3+} + 7 H2O
KNo2 + KMnO4 + H2SO4 = KNo3 + MnSO4 + K2SO4 + H2O =>
15 KNo2 + KMnO4 + 4 H2SO4 = 10 KNo3 + MnSO4 + 3 K2SO4 + 4 H2O
Al + Sn3(PO4)4 = Sn + AlPO4 =>
4 Al + Sn3(PO4)4 = 3 Sn + 4 AlPO4
Na(s) + Cl(g) = NaCl =>
Na(s) + Cl(g) = NaCl
NO2 + Au = AuNO2 =>
NO2 + Au = AuNO2
KMnO4 + BaCl = KCl + Ba(MnO4) =>
KMnO4 + BaCl = KCl + Ba(MnO4)
NaOH + Cd = Cd(OH)2 + Na =>
2 NaOH + Cd = Cd(OH)2 + 2 Na
NH4S + FeCl = NH4Cl + FeS =>
NH4S + FeCl = NH4Cl + FeS
H2O + HAuCl4 + NaBH4 = Au + B(OH)3 + NaCl + H =>
12 H2O + HAuCl4 + 4 NaBH4 = Au + 4 B(OH)3 + 4 NaCl + 29 H
Al + CUNO3 = AlNO3 + CU =>
Al + CUNO3 = AlNO3 + CU
Ag2(CrO4) + NH4OH = AgOH + (NH4)2(CrO4) =>
Ag2(CrO4) + 2 NH4OH = 2 AgOH + (NH4)2(CrO4)
Mg(OH)2 + CO2 = H2O + MgCO3 =>
Mg(OH)2 + CO2 = H2O + MgCO3
C2H5MgI + CH3OH = C2H5OMgI + CH4 =>
C2H5MgI + CH3OH = C2H5OMgI + CH4
Al + Co3 = Al(Co3)3 =>
Al + 3 Co3 = Al(Co3)3
Cr2O3 + CO2 = CrCO + O2 =>
2 Cr2O3 + 4 CO2 = 4 CrCO + 5 O2
(NH4)2Cr2O7 + NH4SCN = (NH4)[Cr(SCN)4(NH3)2] + C(NH2)3[Cr(SCN)4(NH3)2] + NH3 + SO2 + H2O =>
(NH4)2Cr2O7 + 9 NH4SCN = (NH4)[Cr(SCN)4(NH3)2] + C(NH2)3[Cr(SCN)4(NH3)2] + 4 NH3 + SO2 + 5 H2O
BaSO4 + Na2S = BaS + Na2SO4 =>
BaSO4 + Na2S = BaS + Na2SO4
BaSO4 + HNO3 = Ba(NO3)2 + H2SO4 =>
BaSO4 + 2 HNO3 = Ba(NO3)2 + H2SO4
NH2CH2COONa + NaOH = NH2CH3 + Na2CO3 =>
NH2CH2COONa + NaOH = NH2CH3 + Na2CO3
C7H5NO3 + C3H6O + NaOH = C16H10N2O2 + C2H3O2Na + H2O =>
2 C7H5NO3 + 2 C3H6O + 2 NaOH = C16H10N2O2 + 2 C2H3O2Na + 4 H2O
C6H5CHO + KOH = C6H5COOH + C6H5CH2OH + K =>
3 C6H5CHO + 2 KOH = 2 C6H5COOH + C6H5CH2OH + 2 K
LiOH(ac) + CO2(g) = Li2CO3(ac) + H2O(l) =>
2 LiOH(ac) + CO2(g) = Li2CO3(ac) + H2O(l)
[Cu(NH3)4](OH)2 + H2SO4 = CuSO4 + (NH4)2SO4 + H2O =>
[Cu(NH3)4](OH)2 + 3 H2SO4 = CuSO4 + 2(NH4)2SO4 + 2 H2O
KOH + HCl = KCl + H2O =>
KOH + HCl = KCl + H2O
Pb3N4 + Hg(ClO4)2 = Pb(ClO4)4 + Hg3N2 =>
Pb3N4 + 6 Hg(ClO4)2 = 3 Pb(ClO4)4 + 2 Hg3N2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
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