| Équations équilibrées la veille |
2 FeSO4 = Fe2O3 + SO2 + SO3
C12H22O11(s) + H2O = C2H5OH + CO2(g) =>
C12H22O11(s) + H2O = 4 C2H5OH + 4 CO2(g)
FeSO4 = Fe + S + O2 =>
FeSO4 = Fe + S + 2 O2
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
Ga(NO3)3*H2O + NH3 + H2O = Ga2(OH)3 + NH4NO3 =>
16 Ga(NO3)3*H2O + 54 NH3 + 17 H2O = 8 Ga2(OH)3 + 51 NH4NO3
MgCl2 + LiOH = Mg(OH)2 + LiCl =>
MgCl2 + 2 LiOH = Mg(OH)2 + 2 LiCl
K2Cr2O7 + HNO3 = KNO3 + Cr(NO3)3 + H2O + O2 =>
2 K2Cr2O7 + 16 HNO3 = 4 KNO3 + 4 Cr(NO3)3 + 8 H2O + 3 O2
Cr2O3 + H2 = Cr2 + H2O =>
Cr2O3 + 3 H2 = Cr2 + 3 H2O
C5 + O2(g) = CO(g) =>
2 C5 + 5 O2(g) = 10 CO(g)
Ni2(Cr2O7)5 + Mn = Mn2(Cr2O7)3 + Ni =>
3 Ni2(Cr2O7)5 + 10 Mn = 5 Mn2(Cr2O7)3 + 6 Ni
FeSO4 = Fe + S + O2 =>
FeSO4 = Fe + S + 2 O2
NaCl(s) + H2SO4(aq) = HCl(aq) + Na2SO4(s) =>
2 NaCl(s) + H2SO4(aq) = 2 HCl(aq) + Na2SO4(s)
KOH + KMnO4 + SO2 = H2O + K2SO4 + MnO2 =>
4 KOH + 2 KMnO4 + 3 SO2 = 2 H2O + 3 K2SO4 + 2 MnO2
AlPO4 + (NH4)2CrO4 = Al2(CrO4)3 + (NH4)3PO4 =>
2 AlPO4 + 3(NH4)2CrO4 = Al2(CrO4)3 + 2(NH4)3PO4
PCl5 + H3PO4 = POCl3 + HCl =>
3 PCl5 + H3PO4 = 4 POCl3 + 3 HCl
FeS2 + O2 = SO2 + Fe2O3 =>
4 FeS2 + 11 O2 = 8 SO2 + 2 Fe2O3
CH4O + Na = CH3ONa + H2 =>
2 CH4O + 2 Na = 2 CH3ONa + H2
FeSO4 = Fe + S + O2 =>
FeSO4 = Fe + S + 2 O2
KF + HCl = FH + KCl =>
KF + HCl = FH + KCl
Na + O2 = Na4O7 =>
8 Na + 7 O2 = 2 Na4O7
H3PO4 + NaCl = Na3PO4 + HCl =>
H3PO4 + 3 NaCl = Na3PO4 + 3 HCl
FeSO4 = Fe + S + O2 =>
FeSO4 = Fe + S + 2 O2
Zn(NO3)2 + (NH4)2S = NH4NO3 + ZnS =>
Zn(NO3)2 + (NH4)2S = 2 NH4NO3 + ZnS
MgSO4Na2CO3 = MgCO3Na2SO4 =>
MgSO4Na2CO3 = MgCO3Na2SO4
Ca + CaSO4 = CaO + SO2 =>
Ca + CaSO4 = 2 CaO + SO2
HO{-} + H2O2 + C8H7N3O2 = H2O + C8H5O4{-}N + N2 =>
2 HO{-} + 5 H2O2 + 2 C8H7N3O2 = 8 H2O + 2 C8H5O4{-}N + 3 N2
K + OH = K2O + H =>
2 K + OH = K2O + H
CH3COOH + H2O = CH3COO + H3O =>
CH3COOH + H2O = CH3COO + H3O
C + H2O = CO + H2 =>
C + H2O = CO + H2
H3PO4 + (OH){-} = H2O + (PO4){3-} =>
H3PO4 + 3(OH){-} = 3 H2O + (PO4){3-}
CoCl2 + H2 = HCoCl2 =>
2 CoCl2 + H2 = 2 HCoCl2
FeSO4 = Fe + S + O2 =>
FeSO4 = Fe + S + 2 O2
Rd + O = RdO =>
Rd + O = RdO
NaNO2(s) + H2SO4(aq) = Na2SO4(aq) + NO(aq) + HNO3(aq) + H2O(l) =>
6 NaNO2(s) + 3 H2SO4(aq) = 3 Na2SO4(aq) + 4 NO(aq) + 2 HNO3(aq) + 2 H2O(l)
Fe(s) + CuSO4(aq) = Cu + FeSO4 =>
Fe(s) + CuSO4(aq) = Cu + FeSO4
BaOH + H2SO3 = BaSO4 + H2 =>
2 BaOH + 2 H2SO3 = 2 BaSO4 + 3 H2
NiCl26H2O + NH2CH2CH2NH2 = Ni(NH2CH2CH2NH2)3 + Cl2 + H2O =>
NiCl26H2O + 3 NH2CH2CH2NH2 = Ni(NH2CH2CH2NH2)3 + 13 Cl2 + H2O
FeSO4 = Fe + S + O2 =>
FeSO4 = Fe + S + 2 O2
Al(OH)Cl2 + H2O = Al(OH)2Cl + HCl =>
Al(OH)Cl2 + H2O = Al(OH)2Cl + HCl
NaCl(s) + H2O(l) = NaOH(aq) + Cl2(g) + H2(g) =>
2 NaCl(s) + 2 H2O(l) = 2 NaOH(aq) + Cl2(g) + H2(g)
BaBr + KSO3 = BaSO3 + KBr =>
BaBr + KSO3 = BaSO3 + KBr
C6H10O3Br2 + O2 = CO2 + H2O + HBr =>
2 C6H10O3Br2 + 13 O2 = 12 CO2 + 8 H2O + 4 HBr
FeSO4 = Fe2O3 + SO2 + O2 =>
4 FeSO4 = 2 Fe2O3 + 4 SO2 + O2
Sr + Ni(NO3)2 = Sr(NO3)2 + Ni =>
Sr + Ni(NO3)2 = Sr(NO3)2 + Ni
Mg(s) + ZnBr2(aq) = MgBr + Zn =>
2 Mg(s) + ZnBr2(aq) = 2 MgBr + Zn
Fe(s) + O2(g) = FeO(s) =>
2 Fe(s) + O2(g) = 2 FeO(s)
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Y(NO3)2 + NH2CONH2 + NH4H2PO4 = Y2O3PO4 + N2 + H2 + CO2 =>
4 Y(NO3)2 + 18 NH2CONH2 + 2 NH4H2PO4 = 2 Y2O3PO4 + 23 N2 + 42 H2 + 18 CO2
RCH3 + MnO4{-} + H2O{+} = RCOOH + Mn{+2} + H2O =>
4 RCH3 + 3 MnO4{-} + 9 H2O{+} = 4 RCOOH + 3 Mn{+2} + 13 H2O
(CH3CO2H)2(g) = CH3CO2H(g) =>
(CH3CO2H)2(g) = 2 CH3CO2H(g)
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