DP Chemistry (last assessment 2024)

Test builder »

Question 19M.3.hl.TZ1.b(iv)

Select a Test
Date May 2019 Marks available [Maximum mark: 1] Reference code 19M.3.hl.TZ1.b(iv)
Level hl Paper 3 Time zone TZ1
Command term Sketch Question number b(iv) Adapted from N/A
b(iv).
[Maximum mark: 1]
19M.3.hl.TZ1.b(iv)

Physical properties of elements vary according to atomic number. Sections 6 to 9 of the data
booklet list some of these properties.

Melting points and boiling points of elements 1 to 95

Sketch how the first ionization energies of elements vary with their atomic radius.

[1]

Markscheme

    [✔]

 

Note: Accept any negative sloping line.

Do not award mark if line touches either axis.

Examiners report

Although many here failed to score because the line crossed or touched one of the axes. A few sketched a graph reminiscent of first ionization energy against atomic number.

Syllabus sections