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Periodicity

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Question 2

Which statement(s) about the elements in the periodic table is/are correct?

  1. Elements in the modern periodic table are arranged in order of increasing atomic (proton) number.
  2. Elements in the same period of the periodic table have the same number of outer-shell electrons.
  3. Transition elements typically have high densities and exhibit variable oxidation states.
A

1, 2 and 3

B

Only 1 and 2

C

Only 1 and 3

D

Only 2 and 3

Markscheme

Periodicity Questions

  1. A Level
  2. /Chemistry
  3. /Periodicity

13 exam-style questions on OCR A A Level Chemistry Periodicity. Each one has a worked solution and a mark scheme showing where the marks go.

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