Chlorine: Preparation, Properties and Uses

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Chlorine: Preparation, Properties and Uses: Overview

This Topic covers sub-topics such as Bleaching powder, Chlorine, Uses of Chlorine, Physical Properties of Chlorine, Preparation of Chlorine and, Chemical Properties of Chlorine

Important Questions on Chlorine: Preparation, Properties and Uses

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The products obtained from the following chemical reactions are respectively

(i)  NaOH ( hotandconc. ) + Cl 2

(ii)   XeF 6 ( excess ) + H 2 O

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Autoxidation of bleaching powder gives two products A and B. The correct options of A and B are

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An aqueous solution of KBr is treated with each of the following. In which case bromine will be liberated?

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An inorganic salt when heated with concentrated H2SO4, evolves a colourless pungent smelling gas but with concentrated H2SO4 and MnO2, evolves a coloured pungent smelling gas which bleaches moist litmus paper. The coloured gas is

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Name the catalyst used in the following reaction.

4HCl9+O2g2Cl2+2H2O

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The overall reaction corresponding to electrolysis of aqueous NaCl solution is

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Cl2 on reaction with cold and dilute NaOH gives NaCl and

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Cl2 on reaction with excess of NH3 gives

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Deacon's process of manufacture of chlorine is represented by the equation

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Reaction of Cl2 with hot and conc. NaOH produces

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Deacon's process is used for the manufacture of

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Which explosive substance is obtained, when proportion of dichlorine gas is more in the reaction of dichlorine gas with ammonia gas?

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Match List-I with List-II

List-I (Chemical reaction) List-II (Name of process)
I 4NH3+5O2800°C/Pt4NO+6H2O a Contact process
II 4HCl+O2450-500°/V2O5230°C/CuCl22Cl2+2H2O b Ostwald's process
III 2SO2+O22SO3 c Deacon's process
IV 2 N2+3H2Fe+Mo2NH3 d Haber's proces

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What is the colour of chlorine gas.

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What is the name of the given reaction.

4HCl + O2  723KCuCl2 2Cl2 + 2H2O

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The gas formed when concentrated H2SO4 is added to a mixture of NaCl and MnO2, is -

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When chlorine is treated with sulphur, the product form will be:

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Bleaching action of chlorine is by:

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Which will not give Cl2 gas ?

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Compound A & B respectively are :