Équations équilibrées la veille |
Na2Co3(s) + CaCl2(s) = CaCo3(s) + 2 NaCl(aq)
Cl2 + ZnF2 = ClF + Zn =>
Cl2 + ZnF2 = 2 ClF + Zn
Ca + NaCl = CaNaCl =>
Ca + NaCl = CaNaCl
FeS2 + HNO3 + KNO3 = Fe2(SO4)3 + K2SO4 + NO + H2O =>
2 FeS2 + 8 HNO3 + 2 KNO3 = Fe2(SO4)3 + K2SO4 + 10 NO + 4 H2O
NaOH + HO(CO)CH = HO(CO)CNa + HOH =>
NaOH + HO(CO)CH = HO(CO)CNa + HOH
H2S + K2SO3 = K2S + H2SO4 =>
3 H2S + 4 K2SO3 = 4 K2S + 3 H2SO4
Cr2O7{-} + H{+} + C2O4{2-} = Cr{3+} + CO2 + H2O =>
2 Cr2O7{-} + 28 H{+} + 7 C2O4{2-} = 4 Cr{3+} + 14 CO2 + 14 H2O
C12H22O11 + OH = CO2 + H2O =>
C12H22O11 + 48 OH = 12 CO2 + 35 H2O
CrCl3 + KCl3 + KOH = KCl + K2CrO4 + H2O =>
2 CrCl3 + 3 KCl3 + 16 KOH = 15 KCl + 2 K2CrO4 + 8 H2O
H3PO4 + NaOH = NaH2PO4 + H2O =>
H3PO4 + NaOH = NaH2PO4 + H2O
C2H3O2Na + C2H5Br = C4H8O2 + NaBr =>
C2H3O2Na + C2H5Br = C4H8O2 + NaBr
CH3OHCH2OH + KMnO4 = CH3COCH3 + H2O + MnO2 + K =>
12 CH3OHCH2OH + KMnO4 = 8 CH3COCH3 + 18 H2O + MnO2 + K
CH3CH2OH + O2 = CO2 + H2O =>
CH3CH2OH + 3 O2 = 2 CO2 + 3 H2O
Mg3 + N2 = Mg3N2 =>
Mg3 + N2 = Mg3N2
SO2 + KOH = K2SO3H2O =>
SO2 + 2 KOH = K2SO3H2O
C10H14N2 + HCl = C10H15N2 + Cl =>
C10H14N2 + HCl = C10H15N2 + Cl
C6H5OH + FeCl3 = Fe(C6H5O)3 + HCl =>
3 C6H5OH + FeCl3 = Fe(C6H5O)3 + 3 HCl
Fe(s) + S8 = FeS(s) =>
8 Fe(s) + S8 = 8 FeS(s)
Pb(NO3)2(aq) + NiI2(aq) = PbI2(s) + Ni(NO3)2(aq) =>
Pb(NO3)2(aq) + NiI2(aq) = PbI2(s) + Ni(NO3)2(aq)
Na2CrO4 + C2H5OH + H2SO4 = CH3CHO + H2O + Cr2(SO4)3 + Na2SO4 =>
2 Na2CrO4 + 3 C2H5OH + 5 H2SO4 = 3 CH3CHO + 8 H2O + Cr2(SO4)3 + 2 Na2SO4
AlCl3 + AgNO3 = AgCl + Al(NO3)3 =>
AlCl3 + 3 AgNO3 = 3 AgCl + Al(NO3)3
H2PdCl4 + NaBH4 + H2O = Pd + B(OH)3 + Na(OH) + HCl =>
4 H2PdCl4 + NaBH4 + 4 H2O = 4 Pd + B(OH)3 + Na(OH) + 16 HCl
Cu(OH)2 + NaOH = Na2[Cu(OH)4] =>
Cu(OH)2 + 2 NaOH = Na2[Cu(OH)4]
AlBr3 + KNO3 = KBr + Al(NO3)3 =>
AlBr3 + 3 KNO3 = 3 KBr + Al(NO3)3
Cr2(SO4)3(aq) + NaOH(aq) = Cr(OH)3 + Na2SO4(aq) =>
Cr2(SO4)3(aq) + 6 NaOH(aq) = 2 Cr(OH)3 + 3 Na2SO4(aq)
Fe(OH)3 + ZnO = Zn(OH)2 + Fe2O3 =>
2 Fe(OH)3 + 3 ZnO = 3 Zn(OH)2 + Fe2O3
CH3MgBrCO2 = CH3COOMgBr =>
CH3MgBrCO2 = CH3COOMgBr
SO2H2O = H2SO3 =>
SO2H2O = H2SO3
Cu2O + Na2Cr2O7 + H2O = CuO + Cr(OH)3 + NaOH =>
3 Cu2O + Na2Cr2O7 + 4 H2O = 6 CuO + 2 Cr(OH)3 + 2 NaOH
TeO2 + F2 = TeF4 + OF2 =>
TeO2 + 4 F2 = TeF4 + 2 OF2
MnO + OH = MnO4 + H2O =>
MnO + 6 OH = MnO4 + 3 H2O
H3PO3 + Na(OH) = Na3(PO3) + H2O =>
H3PO3 + 3 Na(OH) = Na3(PO3) + 3 H2O
NaNO3 + K2CO3 = KNO3 + Na2CO3 =>
2 NaNO3 + K2CO3 = 2 KNO3 + Na2CO3
C2H5OH + Ca(HCO3)2 = (C2H5OH)2Ca + CO2 + H2O =>
13 C2H5OH + 6 Ca(HCO3)2 = 6(C2H5OH)2Ca + 14 CO2 + 9 H2O
NO3{-} = NO2{-} + O =>
NO3{-} = NO2{-} + O
Na2CO3 + H2SO4 = Na2CO3H2SO4 =>
Na2CO3 + H2SO4 = Na2CO3H2SO4
P + HNO3 = NO2 + P2O5 + H2O =>
2 P + 10 HNO3 = 10 NO2 + P2O5 + 5 H2O
KO2(s) + CO2(g) = KCO(l) + O2(g) =>
2 KO2(s) + 2 CO2(g) = 2 KCO(l) + 3 O2(g)
AuCl3 + Na2S = NaCl + Au2S3(s) =>
2 AuCl3 + 3 Na2S = 6 NaCl + Au2S3(s)
Fe + Mg(OH)2 = Fe(OH)2 + Mg =>
Fe + Mg(OH)2 = Fe(OH)2 + Mg
K2Cr2O7 + NaCl + H2SO4 = Cl2 + H2O + K2SO4 + Na2SO4 + Cr2(SO4)3 =>
K2Cr2O7 + 6 NaCl + 7 H2SO4 = 3 Cl2 + 7 H2O + K2SO4 + 3 Na2SO4 + Cr2(SO4)3
Fe(NO3)3 + KI = I2 + FeI2 + KNO3 =>
2 Fe(NO3)3 + 6 KI = I2 + 2 FeI2 + 6 KNO3
CuO + SO4 = CuSO5 =>
CuO + SO4 = CuSO5
NaCl + Al2(SO3)3 = Na2SO3 + AlCl3 =>
6 NaCl + Al2(SO3)3 = 3 Na2SO3 + 2 AlCl3
C8H8 + Cl2 = C8H8Cl2 =>
C8H8 + Cl2 = C8H8Cl2
Ca(OH)2 + H3Po4(ac) = Ca3(Po4)2 + H2O =>
3 Ca(OH)2 + 2 H3Po4(ac) = Ca3(Po4)2 + 6 H2O
HCl + LiOH = Li + Cl + H2O =>
HCl + LiOH = Li + Cl + H2O
SO3 + HNO3 = SO4 + NO + H2O =>
3 SO3 + 2 HNO3 = 3 SO4 + 2 NO + H2O
Na2O + SO3 = Na2SO4 =>
Na2O + SO3 = Na2SO4
Ni(NO3)2(aq) + K2CrO4(aq) = NiCrO4 + KNO3 =>
Ni(NO3)2(aq) + K2CrO4(aq) = NiCrO4 + 2 KNO3
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