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4 marksCharacteristics of Metals

CSEC Chemistry · January 2006 · Paper 2 · Question 5(a)

Table 5 provides information about two metals, A and B, and their oxides.

Complete Table 5 by writing in the missing information.

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Other parts of this question

  1. 5(b)(i)Using the hypothetical symbols A and B, as shown in Table 5, write balanced equations for the reactions between A and air.[2 marks]
  2. 5(b)(ii)Using the hypothetical symbols A and B, as shown in Table 5, write balanced equations for the reactions between B and water.[2 marks]
  3. 5(c)Use a suitable dot cross diagram to show the formation of the bond between B and oxygen.[3 marks]
  4. 5(d)Account for the differences between the reactivities of the oxides of the metals A and B.[3 marks]

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