Bonding & StructureMedium Exam FrequencyAQA

Giant Covalent Structures

Revise Giant Covalent Structures in Bonding & Structure for GCSE Chemistry with 21 exam-style questions and 21 flashcards. This topic appears regularly enough that it should be part of a solid GCSE revision cycle.

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Diamond Structure — Click to Explore

Diagram 2

Graphite Structure — Layered Giant Covalent

Diagram 3

The Carbon Paradox

Introduction 4

The Three Giant Covalent Structures You Must Know

Deep Dive 5

How It Works: Why Diamond is Hard but Graphite is Slippery

How It Works 6

Key Definitions

Definitions 7

Key Facts to Memorise

Key Facts 8

Common Misconceptions

Misconceptions 9

Memory Aids

Memory Aid 10

Exam Focus

Exam Focus 11

Exam Tips for Giant Covalent Structures

Exam Tips 12

Knowledge Organiser: Giant Covalent Structures

Summary

Sample Flashcards

What is graphene?

A single layer of graphite — extremely strong, conducts electricity

What are fullerenes?

Hollow carbon cages (like C₆₀) — used to deliver drugs in medicine

Exam questions for Giant Covalent Structures

Why do giant covalent structures have very high melting points?

A. They contain ionic bonds that are difficult to break
B. They contain weak forces between separate molecules
C. They contain delocalised electrons that require a lot of energy to remove
D. They contain many strong covalent bonds that require a lot of energy to break

1 markfoundation

Explain why graphite conducts electricity but diamond does not.

3 marksstandard

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