| Équations équilibrées la veille |
3 CaO + P2O5 = Ca3(PO4)2
ZnSO4 + Pb(CH3COO)2 = Zn(CH3COO)2 + PbSO4 =>
ZnSO4 + Pb(CH3COO)2 = Zn(CH3COO)2 + PbSO4
Fe2(NH4)2(SO4)4 + KSCN = FeSCN + KNH4SO4 + SO4 =>
Fe2(NH4)2(SO4)4 + 2 KSCN = 2 FeSCN + 2 KNH4SO4 + 2 SO4
NaCl + H2SO4 + Na2Cr2O7 = Cl2 + Na2SO4 + Cr2(SO4)3 + H2O =>
6 NaCl + 7 H2SO4 + Na2Cr2O7 = 3 Cl2 + 4 Na2SO4 + Cr2(SO4)3 + 7 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
NH3 + KBr = Br2 + KNH3 =>
2 NH3 + 2 KBr = Br2 + 2 KNH3
C8H8O3 + H2O = C7H6O3 + CH4O =>
C8H8O3 + H2O = C7H6O3 + CH4O
COOHCH2CHOHCOOH + NaHCO3 = COOHCH2CHOHCOONa + H2O + CO2 =>
COOHCH2CHOHCOOH + NaHCO3 = COOHCH2CHOHCOONa + H2O + CO2
Br2 + KBr = Br3K =>
Br2 + KBr = Br3K
PbO2 + NO + H{+} = Pb{2+} + NO3{-} + H2O =>
3 PbO2 + 2 NO + 4 H{+} = 3 Pb{2+} + 2 NO3{-} + 2 H2O
AgNO3(aq) + BaCl2(aq) = AgCl(aq) + Ba(NO3)2 =>
2 AgNO3(aq) + BaCl2(aq) = 2 AgCl(aq) + Ba(NO3)2
FeCl3 + K4Fe(CN)6 + H2SO4 = Fe4[Fe(CN)6]3 + HCl + K2SO4 =>
4 FeCl3 + 3 K4Fe(CN)6 + 6 H2SO4 = Fe4[Fe(CN)6]3 + 12 HCl + 6 K2SO4
K3[Cr(OH)6] + Br2 + KOH = K4[Cr(OH)6] + KBrO + H2O =>
2 K3[Cr(OH)6] + Br2 + 4 KOH = 2 K4[Cr(OH)6] + 2 KBrO + 2 H2O
NaBr + NH4Cl = BrNH4 + NaCl =>
NaBr + NH4Cl = BrNH4 + NaCl
C6H10O3 + CH2O + CH4N2O = C8H12N2O3 + H2O =>
C6H10O3 + CH2O + CH4N2O = C8H12N2O3 + 2 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
AlCl3 + KOH = KCl3 + AlOH =>
AlCl3 + KOH = KCl3 + AlOH
Si(CH3)2(C2H5)2 + O2 = SiO2 + CO2 + H2O =>
Si(CH3)2(C2H5)2 + 11 O2 = SiO2 + 6 CO2 + 8 H2O
H2C6H7O5{-}(aq) + H2O(l) = H3C6H7O5(aq) + OH{-}(aq) =>
H2C6H7O5{-}(aq) + H2O(l) = H3C6H7O5(aq) + OH{-}(aq)
Cu + Cu2S = Cu3S =>
Cu + Cu2S = Cu3S
NH4ClO4 = N2 + Cl2 + O2 + H2O =>
2 NH4ClO4 = N2 + Cl2 + 2 O2 + 4 H2O
NH3Cl + H2O = H3O + NH2Cl =>
NH3Cl + H2O = H3O + NH2Cl
P4 + NaOH + H2O = PH3 + Na2HPO3 =>
P4 + 4 NaOH + 2 H2O = 2 PH3 + 2 Na2HPO3
Zn3Sb2 + H2O = Zn(HO)2 + SbH3 =>
Zn3Sb2 + 6 H2O = 3 Zn(HO)2 + 2 SbH3
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
FeCl3 + K4Fe(CN)6 + H2SO4 = Fe4[Fe(CN)6]3 + HCl + K2SO4 =>
4 FeCl3 + 3 K4Fe(CN)6 + 6 H2SO4 = Fe4[Fe(CN)6]3 + 12 HCl + 6 K2SO4
H2SO3 + NaSO4 = H2SO4 + NaO + SO2 =>
H2SO3 + NaSO4 = H2SO4 + NaO + SO2
HClO + KI + H2O = I2 + HCl + KOH =>
HClO + 2 KI + H2O = I2 + HCl + 2 KOH
CH2CCH3CH3 + O2 = H2O + CO2 =>
CH2CCH3CH3 + 6 O2 = 4 H2O + 4 CO2
NaOH + SrBr2 = Sr(OH)2 + NaBr =>
2 NaOH + SrBr2 = Sr(OH)2 + 2 NaBr
S3 + Cl2 = S4Cl5 =>
8 S3 + 15 Cl2 = 6 S4Cl5
CH10S + O2 = CO2 + H2O + SO2 =>
2 CH10S + 9 O2 = 2 CO2 + 10 H2O + 2 SO2
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
Fe{2+} + O2{2-} = FeO2 =>
Fe{2+} + O2{2-} = FeO2
Pb3NO2 + MgCl2 = PbCl2 + Mg3NO2 =>
Pb3NO2 + 3 MgCl2 = 3 PbCl2 + Mg3NO2
SnCO3 + H2S = SnS + CO2 + H2O =>
SnCO3 + H2S = SnS + CO2 + H2O
CaO + H3BO3 = CaBO3 + H2O + CaOH =>
2 CaO + H3BO3 = CaBO3 + H2O + CaOH
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
enxofre + ozônio = dióxidodeenxofre =>
3 S + 2 O3 = 3 SO2
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
Na3PO4 + ZnSO4 = Na2SO4 + Zn3(PO4)2 =>
2 Na3PO4 + 3 ZnSO4 = 3 Na2SO4 + Zn3(PO4)2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
SCu + NaNO3 = Na2S + Cu(NO3)2 =>
SCu + 2 NaNO3 = Na2S + Cu(NO3)2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
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