| Équations équilibrées la veille |
Na2TeO3 + 6 HCl = 2 NaCl + Te + 3 H2O + 2 Cl2
SO3 + NaOH = Na2SO4 + H2O =>
SO3 + 2 NaOH = Na2SO4 + H2O
CH3CH2CCH3CH3NH2 + O2 = N2 + CO2 + H2O =>
4 CH3CH2CCH3CH3NH2 + 33 O2 = 2 N2 + 20 CO2 + 26 H2O
NaCN{-} + H{2}SO{4} = HCN{-} + Na{2}SO{4}{2-} =>
NaCN{-} + H{2}SO{4} = HCN{-} + Na{2}SO{4}{2-}
NaI + H2SeO4 = Na2SeO4 + I2 + SeO2 + H2O =>
2 NaI + 2 H2SeO4 = Na2SeO4 + I2 + SeO2 + 2 H2O
HCl(aq) + CaCO3(s) = H2CO3(aq) + CaCl2(aq) =>
2 HCl(aq) + CaCO3(s) = H2CO3(aq) + CaCl2(aq)
Ti + KClO4 = TiO2 + KCl =>
2 Ti + KClO4 = 2 TiO2 + KCl
CuCl + CaC2 = Ca + CaCl2 + CuC2 =>
2 CuCl + 2 CaC2 = Ca + CaCl2 + 2 CuC2
CH3{-}CH2{-}CHBr{-}CH3{-}Na = CH3{-}CH2{-}CH{-}CH2l =>
CH3{-}CH2{-}CHBr{-}CH3{-}Na = CH3{-}CH2{-}CH{-}CH2l
Li = Li3 =>
3 Li = Li3
HO + C2H5Br = H6C2BrO =>
HO + C2H5Br = H6C2BrO
KMnO4 + HCl + H2SO4 = Cl2 + KSO4 + MnSO4 + H2O =>
KMnO4 + 4 HCl + 2 H2SO4 = 2 Cl2 + KSO4 + MnSO4 + 4 H2O
Hg2O + NaOH = HgOH + Na2O =>
Hg2O + 2 NaOH = 2 HgOH + Na2O
HNO3 + (NH4)2CO3 = NH4NO3 + CO2 + H2O =>
2 HNO3 + (NH4)2CO3 = 2 NH4NO3 + CO2 + H2O
MgO(s) = Mg(s) + O2(g) =>
2 MgO(s) = 2 Mg(s) + O2(g)
KMnO4 = K2O + MnO + O2 =>
4 KMnO4 = 2 K2O + 4 MnO + 5 O2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
NH2CH2COOH + CuSO4*5H2O = H2O + (C2H5NO4)2Cu + S2 =>
4 NH2CH2COOH + 2 CuSO4*5H2O = 10 H2O + 2(C2H5NO4)2Cu + S2
C16H19O4N3S + O2 = CO2 + H2O + N2 + SO2 =>
4 C16H19O4N3S + 79 O2 = 64 CO2 + 38 H2O + 6 N2 + 4 SO2
Na2SO4 = Na + SO4 =>
Na2SO4 = 2 Na + SO4
KClO3 + KI = KCl + K2O + I2 =>
KClO3 + 6 KI = KCl + 3 K2O + 3 I2
MgBr2 + H2SO4 = MgSO4 + Br2 + H2O + SO2 =>
MgBr2 + 2 H2SO4 = MgSO4 + Br2 + 2 H2O + SO2
K4[Fe(C2O4)3] + KMnO4 + H2SO4 = FeSO4 + MnSO4 + K2SO4 + CO2 + H2O =>
5 K4[Fe(C2O4)3] + 6 KMnO4 + 24 H2SO4 = 5 FeSO4 + 6 MnSO4 + 13 K2SO4 + 30 CO2 + 24 H2O
NaF + CaBr2 = NaBr + CaF2 =>
2 NaF + CaBr2 = 2 NaBr + CaF2
Mg(s) + NiCl2(aq) = MgCl2(aq) + Ni(s) =>
Mg(s) + NiCl2(aq) = MgCl2(aq) + Ni(s)
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Zn(HO)2 + HCl = ZnCl2 + H2O =>
Zn(HO)2 + 2 HCl = ZnCl2 + 2 H2O
Mn + HgCl2 = MnCl2 + Hg =>
Mn + HgCl2 = MnCl2 + Hg
N2H4 + Zn{2+} + OH{-} = N2 + Zn + H2O =>
N2H4 + 2 Zn{2+} + 4 OH{-} = N2 + 2 Zn + 4 H2O
Mn(CH3COO)2*4H2O + O2 = MnO + CO2 + H2O =>
Mn(CH3COO)2*4H2O + 4 O2 = MnO + 4 CO2 + 7 H2O
C + H4 = CH =>
4 C + H4 = 4 CH
SnS + H2O2 + OH{-} = SnS3 + Sn(OH)6{2-} =>
3 SnS + 4 H2O2 + 4 OH{-} = SnS3 + 2 Sn(OH)6{2-}
Ag + CuCl2 = AgCl2 + Cu =>
Ag + CuCl2 = AgCl2 + Cu
Ba + N2 = Ba3N6 =>
3 Ba + 3 N2 = Ba3N6
Na2S + C = Na2C2 + CS2 =>
2 Na2S + 5 C = 2 Na2C2 + CS2
CuSO4 + (NH4)2C2O4 = CuC2O4 + (NH4)2SO4 =>
CuSO4 + (NH4)2C2O4 = CuC2O4 + (NH4)2SO4
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
Pb + HgSO4 = PbSO4 + Hg =>
Pb + HgSO4 = PbSO4 + Hg
NaCrO2 + H2O2 + NaOH = Na2CrO4 + H2O =>
2 NaCrO2 + 3 H2O2 + 2 NaOH = 2 Na2CrO4 + 4 H2O
Ti + KClO4 = TiO2 + KCl =>
2 Ti + KClO4 = 2 TiO2 + KCl
NH2CH2COOH + CuSO4*5H2O = H2O + (C2H5NO4)2Cu + S2 =>
4 NH2CH2COOH + 2 CuSO4*5H2O = 10 H2O + 2(C2H5NO4)2Cu + S2
NaHCO3(aq) + CH3COOH(aq) = CH3COONa(aq) + CO2(g) + H2O() =>
NaHCO3(aq) + CH3COOH(aq) = CH3COONa(aq) + CO2(g) + H2O()
C6H5Cl + Br2 = C6H5Br2 + Cl2 =>
2 C6H5Cl + 2 Br2 = 2 C6H5Br2 + Cl2
Mg(NO3)2 + H2SO4 = MgSO4 + (HNO3) =>
Mg(NO3)2 + H2SO4 = MgSO4 + 2(HNO3)
K2S2O3(aq) + Cl2(g) + H2O = KHSO4(aq) + HCl =>
K2S2O3(aq) + 4 Cl2(g) + 5 H2O = 2 KHSO4(aq) + 8 HCl
Al + (SO4) = Al2(SO4)3 =>
2 Al + 3(SO4) = Al2(SO4)3
H2TeO3 = H2O + TeO2 =>
H2TeO3 = H2O + TeO2
NaCl + Na2SO4 + H2O = NaClO + Na2S2O3 + NaOH =>
4 NaCl + 2 Na2SO4 + H2O = 4 NaClO + Na2S2O3 + 2 NaOH
HAsO2 + H2O = H3AsO4 + H =>
HAsO2 + 2 H2O = H3AsO4 + 2 H
NO3{-} + H{+} + Fe{2+} = NO + Fe{3+} + H2O =>
NO3{-} + 4 H{+} + 3 Fe{2+} = NO + 3 Fe{3+} + 2 H2O
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Équations équilibrées sur10/29/24
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