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1 markUses of Metals

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

Stainless steel and duralumin are common alloys used in industry.

Name the MAIN components of EACH of the following: Duralumin

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Other parts of this question

  1. 5(a)(i)a)Name the MAIN components of EACH of the following: Stainless steel[2 marks]
  2. 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]
  3. 5(b)(i)a)Suggest ONE property in EACH case that allows lead to be used as a component in solder[2 marks]
  4. 5(b)(i)b)Suggest ONE property in EACH case that allows lead to be used as protection against X-rays.[1 mark]
  5. 5(b)(ii)a)List TWO sources of lead as a pollutant.[3 marks]
  6. 5(b)(ii)b)Name ONE effect that lead as a pollutant has on the environment.[1 mark]
  7. 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]

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