The set –up below can be used to produce sodium hydroxide by electrolyzing brine.

      

The set –up below can be used to produce sodium hydroxide by electrolyzing brine.
45hydrogen4252017906.jpg
i) Identify gas Y.
ii) Describe how aqueous sodium hydroxide is formed in the above set-up
iii) One of the uses of sodium hydroxide is in the manufacturing of soaps. State one other use of sodium hydroxide

  

Answers


John
i) Chlorine gas

ii) Sodium ions are discharged to form sodium metal which reacts with water forming sodium hydroxide and
hydrogen gas.

iii) It is used to manufacture bleaches
johnmulu answered the question on May 15, 2017 at 09:03


Next: The set up below was used to investigate the products formed at the electrodes during electrolysis of aqueous magnesium sulphate using inert electrodes. Use it to answer the questions that follow.
Previous: The diagram below represents a dry cell. Use it to answer the questions that follow.

View More Chemistry Questions and Answers | Return to Questions Index


Exams With Marking Schemes

Related Questions