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Tap the alkali metals on the periodic table.

Exercise and reference answers

Answers
  1. Li
  2. Na
  3. K
  4. Rb
  5. Cs
  6. Fr
Instructions
Find Li, Na, K, Rb, Cs (Group 1).

Explanation

_Source: syllabus Chemistry, Ch 3 'Classification of Elements' §3.5_
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