The use of materials of lead in roofing and in water pipes is being discouraged. State (i)Two reasons why these materials have been used in the past. (ii)One...

      

The use of materials of lead in roofing and in water pipes is being discouraged.
State
(i)Two reasons why these materials have been used in the past.
(ii)One reason why their use is being discouraged.

  

Answers


Seline
(i)lead does not react with water and air.
(ii)Lead is a heavy metal which has adverse effects on the environment.
Belan answered the question on February 13, 2019 at 12:05


Next: State the cardinal rule in taxation of employment income in your country
Previous: A form 1 student was supplied with a colourless liquid suspected to be water. (i)Describe one chemical test that could be carried out to show that...

View More Chemistry Questions and Answers | Return to Questions Index


Exams With Marking Schemes

Related Questions