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CAIE IGCSE Chemistry 8.1.6 Trends in groups, given information

Practise reading supplied group data to identify trends in reactivity, density, melting point and metallic character down groups.

Syllabus
2026–2028
Course
Chemistry 0620

Exam points

  • interpret tables to compare boiling point, density or melting point down a group
  • apply given Group I trends to Group II reactions with water, acids or oxygen
  • distinguish opposite reactivity trends down Group II and Group VII from displacement evidence

8.1.6—Trends in groups, given information question 1

[Maximum number: 1]

The table gives some properties of Group IV elements.

Table for Question 8.1.6—Trends in groups, given information question 1 — CAIE IGCSE Chemistry

Which row describes the properties of silicon?

 density g/cm3\frac{\text { density }}{\mathrm{g} / \mathrm{cm}^{3}}

boiling point

/∘C/^{\circ} \mathrm{C}

2.3

3265

3.1

1997

6.2

2920

24.6

11682

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