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प्रश्न
Write balanced equations for NaCl is heated with sulphuric acid in the presence of MnO2
Write balanced equations for the following:
NaCl is heated with sulphuric acid in the presence of MnO2.
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उत्तर
\[\ce{[NaCl_{(s)}] + H2SO4_{(aq)} -> NaHSO4_{(aq)} + HCl_{(aq)} \times 4}\]
\[\ce{MnO2_{(s)} + 4HCl_{(aq)} -> MnCl2_{(aq)} + Cl2_{(g)} + 2H2O_{(l)}}\]
\[\ce{4NaCl_{(s)} + MnO2_{(s)} + 4H2SO4_{(aq)} -> 4NaHSO4_{(aq)} + MnCl2_{(aq)} + Cl2_{(g)} + 2H2O_{(l)}}\]
संबंधित प्रश्न
What is molecular formula of oleum?
(a) H2SO3
(b) H2SO4
(c) H2S2O7
(d) H2S2O8
Complete the following equations:
\[\ce{C + conc{.} H2SO4 ->}\]
Draw the structure of the following:
H2SO4
Describe the manufacture of H2SO4 by contact process?
What happens when dilute sulphuric acid is treated with Fe
What is the action of concentrated sulphuric acid on potassium chlorate?
Give balanced chemical equations for Sulphuric acid is treated with hydrogen sulphide
Write a balanced chemical equation for the following reaction:
Sulphuric acid is treated with phosphorous.
Write the formula for pentaamminechlorocobalt (III) sulphate.
Identify the INCORRECT statement about H2SO4.
The sulfuric acid obtained by contact process is ____________ % pure.
Which among the following catalysts is used in manufacture of sulphuric acid by contact process?
What is the ratio of volumes of gases involved in the preparation of sulphur trioxide from sulphur dioxide and dioxygen respectively under similar conditions of temperature and pressure?
In the manufacture of sulphuric acid by contact process Tyndall box is used to ____________.
Which of the following statements are correct?
(i) S – S bond is present in \[\ce{H2S2O6}\].
(ii) In peroxosulphuric acid \[\ce{(H2SO5)}\] sulphur is in +6 oxidation state.
(iii) Iron powder along with \[\ce{Al2O3}\] and \[\ce{K2O}\] is used as a catalyst in the preparation of \[\ce{NH3}\] by Haber’s process.
(iv) Change in enthalpy is positive for the preparation of \[\ce{SO3}\] by catalytic oxidation of \[\ce{SO2}\].
The number of dative bonds in sulphric acid molecule is ______.
