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7.1 Group 1

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Why do elements in the same group have similar chemical properties?

A

Their full outer shells make gaining, losing or sharing electrons unnecessary.

B

Group 1 reactivity increases from lithium to sodium to potassium.

C

The balanced equation for sodium reacting with water is 2Na+2H2O→2NaOH+H2\boxed{2\text{Na} + 2\text{H}_2\text{O} \rightarrow 2\text{NaOH} + \text{H}_2}2Na+2H2​O→2NaOH+H2​​.

D

They have the same number of outer-shell electrons.

Card 1 of 20

7.1 Group 1 Flashcards

  1. GCSE
  2. /Chemistry
  3. /7.1 Group 1

20 flashcards on Edexcel GCSE Chemistry 7.1 Group 1: the key terms, definitions and equations you need to recall for Paper 1 and Paper 2.

Flashcards