1 markImpact of Metals on Living Systems and the Environment

CSEC Chemistry · January 2008 · Paper 2 · Question 5(b)(ii)b)

Lead is used in solder and as protection against X-rays.

Name ONE effect that lead as a pollutant has on the environment.

The mark scheme is shown once you've answered.

Practise this question

Other parts of this question

5(a)(i)a)Name the MAIN components of EACH of the following: Stainless steel[2 marks]
5(a)(i)b)Name the MAIN components of EACH of the following: Duralumin[1 mark]
5(a)(ii)State how the properties of alloys are altered when compared to those of the starting materials from which they are made. Explain your answer.[3 marks]
5(b)(i)a)Suggest ONE property in EACH case that allows lead to be used as a component in solder[2 marks]
5(b)(i)b)Suggest ONE property in EACH case that allows lead to be used as protection against X-rays.[1 mark]
5(b)(ii)a)List TWO sources of lead as a pollutant.[3 marks]
5(c)Complete Table 3 below by writing the chemical formula for ONE oxide of EACH of the elements and give an example of the use of the oxide in industry.[6 marks]

More practice: the rest of this paper · more Impact of Metals on Living Systems and the Environment questions · all CSEC Chemistry past papers