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2.2 The periodic table

2.2 The periodic table

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Question 9
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An element X X\,X has the ground-state electron configuration [Ar]3d104s24p3[Ar] 3d^{10} 4s^2 4p^3[Ar]3d104s24p3.

Using the periodic table, identify which of the following elements is in the same period as element XXX.

A

Phosphorus

B

Titanium

C

Sulfur

D

Tellurium

Markscheme

2.2 The periodic table Questions

  1. GCSE
  2. /Chemistry
  3. /2.2 The periodic table

80 exam-style questions on Edexcel GCSE Chemistry 2.2 The periodic table, covering 2.2.1 Mendeleev's periodic table, 2.2.2 Periods, groups, metals and non-metals, and 2.2.3 Electronic configuration and position in the periodic table. Each one has a worked solution and a mark scheme showing where the marks go.

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