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CAIE A-Level Chemistry AS 10.1.4 Describe and Make Predictions Questions

Practise using Group 2 trends to compare known members and predict reactions or compound properties for unfamiliar ones.

Syllabus
2028–2030
Course
Chemistry 9701
Level
AS

Exam points

  • predict increasing metal reactivity down the group for reactions with water or dilute acid
  • predict increasing nitrate and carbonate thermal stability from magnesium towards barium
  • combine hydroxide and sulfate solubility trends to test a proposed identity or radium prediction

CAIE A-Level Chemistry AS 10.1.4 Describe and Make Predictions Questions question 1

[Maximum number: 1]

The reaction scheme shows some reactions of calcium.

Figure for Question CAIE A-Level Chemistry AS 10.1.4 Describe and Make Predictions Questions question 1 — CAIE A-Level Chemistry AS

State the trend in the thermal stability of the Group 2 nitrates down the group.

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