Quelpr
5 marksGroup II Elements

CAPE Chemistry Unit 1 · 2007 · Paper 2 · Question 6(b)(ii)

Account for the variation in atomic and ionic radii of the elements in Group II.

The mark scheme is shown once you've answered.

Practise this question

Other parts of this question

  1. 6(a)(i)Calculate the oxidation number of the first mentioned element in EACH of the following compounds, and explain the variation in these oxidation numbers: MgCl₂,…[5 marks]
  2. 6(b)(i)Explain the terms 'atomic radius' and 'ionic radius'.[5 marks]
  3. 6(b)(iii)Account for the variation in the solubility of the sulphate (VI) of the Group II elements.[5 marks]
  4. 6(c)Explain the variation in the acid/base character of the oxides of oxidation state +2 of the elements of Group IV.[5 marks]

More practice: the rest of this paper · more Group II Elements questions · all CAPE Chemistry Unit 1 past papers