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3 marksAtomic Structure and the Periodic Table

CAPE Chemistry Unit 1 · 2006 · Paper 1 · Question 1(b)

Use the data booklet and the mass spectrum given above to determine the number of protons and neutrons of the most abundant isotope of titanium.

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  1. 1(a)Calculate the relative atomic mass Aᵣ of titanium.[2 marks]
  2. 1(c)Using s, p, d, f notation, write the electronic configuration of titanium.[1 mark]
  3. 1(d)Draw the shapes of the orbitals of principal quantum number n = 2 in the titanium atom.[2 marks]
  4. 1(e)Another isotope of titanium, ⁵¹Ti, decays by β-emission. A β-particle has no mass and a single negative charge. Write an equation to represent the decay of a…[2 marks]

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