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2.2 The periodic table

2.2 The periodic table

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Question 8

An astrobiological analysis of Martian soil samples identifies a mineral containing rubidium, Rb\text{Rb}Rb. Rubidium belongs to the same group of the periodic table as sodium.

Given that the formula of sodium silicate is Na2SiO3\text{Na}_2\text{SiO}_3Na2​SiO3​, predict the chemical formula of rubidium silicate.

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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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