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4 marksPeriodic Table and Periodicity

CSEC Chemistry · May/June 2009 · Paper 2 · Question 4(a)

Table 3 illustrates part of the periodic table.

State the basis upon which elements are arranged into groups and periods in the periodic table. Select an element from Table 3 and use its electronic configuration to illustrate your answer.

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Other parts of this question

  1. 4(b)(i)Identify from Table 3: ONE element which can be extracted from its oxide by electrolytic reduction but NOT chemical reduction with coke. Give a reason for your…[3 marks]
  2. 4(b)(ii)Identify from Table 3: TWO elements, one of which will displace the other from a solution containing its ions. Write an ionic equation to illustrate your…[3 marks]
  3. 4(c)Iodine and chlorine will combine to form iodine monochloride (ICl). Suggest the type of bonding which would occur in this compound. Give a reason for your…[5 marks]

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