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Worksheet · TN-CHEM-IGCSE-83596 · v1.-3

Core Rules of Bonding — Interactive Worksheet

A single-focus worksheet on core rules of bonding for IGCSE Chemistry. Nothing else from bonding is mixed in — every question, from warm-up to reflection, assesses this one objective and builds towards mastery.

CoreCommon Core20 min54 marksNo answers on sheet

Answer on screen with instant checking.

Grade

IGCSE

Subject

Chemistry

Topic

Bonding

Subtopic

Core Rules of Bonding

Curriculum

Common Core

Difficulty

Core

Time

20 min

Questions

31

Total marks

54

Worksheet ID

TN-CHEM-IGCSE-83596

Version

v1.-3

Format

A4 · US Letter

Preview & download

Print-ready · high-resolution PDF · minimal ink
FreeMathWorksheet

Interactive Worksheet

TN-CHEM-IGCSE-83596 · v1.-3

Core Rules of Bonding

IGCSE · Chemistry · Bonding · Common Core

Grade

IGCSE

Subject

Chemistry

Topic

Bonding

Subtopic

Core Rules of Bonding

Curriculum

Common Core

Difficulty

Core

Time

20 minutes

Total marks

54

Student name

Teacher name

Date

Learning objectives

  • Recognise core rules of bonding accurately in chemistry contexts.
  • Explain the underlying rule of core rules of bonding in the student's own words.
  • Apply core rules of bonding to multi-step and unfamiliar problems.
  • Justify a chosen method and identify errors in another student's work.

Skills assessed

  • Fluency and recall
  • Method and setting out
  • Reasoning and justification
  • Problem solving in context
  • Self-assessment

Instructions

  1. Write your name, your teacher's name and the date in the header.
  2. Answer every question in the space provided. Continue on the back if needed.
  3. Show all working — method marks are awarded even when the final answer is wrong.
  4. Aim to finish in about 20 minutes.
  5. Complete the reflection box at the end before you hand the sheet in.

Warm-up

Bloom: Remember · 4 marks

Answer quickly. These check you are ready for the topic.

  1. 1.Write down one fact you already know about core rules of bonding.

    [1]
  2. 2.Name one fact you already know about core rules of bonding.

    [1]
  3. 3.Write down one fact you already know about core rules of bonding.

    [1]
  4. 4.Name one fact you already know about core rules of bonding.

    [1]

Recall

Bloom: Remember · 4 marks

Complete from memory. No calculator, no notes.

  1. 1.Complete the key term used in core rules of bonding described here: item 1.

    [1]
  2. 2.Define the key term used in core rules of bonding described here: item 2.

    [1]
  3. 3.Complete the key term used in core rules of bonding described here: item 3.

    [1]
  4. 4.Label the key term used in core rules of bonding described here: item 4.

    [1]

FreeMathWorksheet · TN-CHEM-IGCSE-83596 · v1.-3

© 2026 FreeMathWorksheet. Licensed for classroom and home use. Redistribution or resale is not permitted.

Page 1 of 4

FreeMathWorksheet · IGCSE Chemistry

Core Rules of Bonding

Basic Practice

Bloom: Understand · 5 marks

Work through each item. Show the step you used.

  1. 1.Work out part 1 using the rule for core rules of bonding.

    [1]
  2. 2.Match part 2 using the rule for core rules of bonding.

    [1]
  3. 3.Complete part 3 using the rule for core rules of bonding.

    [1]
  4. 4.Work out part 4 using the rule for core rules of bonding.

    [1]
  5. 5.Match part 5 using the rule for core rules of bonding.

    [1]

Guided Practice

Bloom: Understand · 8 marks

The first step is given. Finish the reasoning.

  1. 1.Using the first step given, finish part 1. Step 1 has been started for you.

    [2]
  2. 2.Complete the method for part 2. Step 1 has been started for you.

    [2]
  3. 3.Continue the working for part 3. Step 1 has been started for you.

    [2]
  4. 4.Using the first step given, finish part 4. Step 1 has been started for you.

    [2]

FreeMathWorksheet · TN-CHEM-IGCSE-83596 · v1.-3

© 2026 FreeMathWorksheet. Licensed for classroom and home use. Redistribution or resale is not permitted.

Page 2 of 4

FreeMathWorksheet · IGCSE Chemistry

Core Rules of Bonding

Independent Practice

Bloom: Apply · 10 marks

No scaffolding. Set out your full method.

  1. 1.Calculate part 1 on core rules of bonding without help.

    [2]
  2. 2.Determine part 2 on core rules of bonding without help.

    [2]
  3. 3.Solve part 3 on core rules of bonding without help.

    [2]
  4. 4.Calculate part 4 on core rules of bonding without help.

    [2]
  5. 5.Calculate part 5 on core rules of bonding without help.

    [2]

Challenge Questions

Bloom: Analyse · 9 marks

Harder items. Attempt every one, even partially.

  1. 1.Deduce the statement in part 1 about core rules of bonding.

    [3]
  2. 2.Find and justify the statement in part 2 about core rules of bonding.

    [3]
  3. 3.Deduce the statement in part 3 about core rules of bonding.

    [3]

FreeMathWorksheet · TN-CHEM-IGCSE-83596 · v1.-3

© 2026 FreeMathWorksheet. Licensed for classroom and home use. Redistribution or resale is not permitted.

Page 3 of 4

FreeMathWorksheet · IGCSE Chemistry

Core Rules of Bonding

Real-life Application

Bloom: Apply · 6 marks

Use the skill in context. State units in your answer.

  1. 1.In context, work out a real chemistry situation that depends on core rules of bonding.

    [3]
  2. 2.In context, work out a real chemistry situation that depends on core rules of bonding.

    [3]

Critical Thinking

Bloom: Evaluate · 8 marks

Explain your reasoning in full sentences.

  1. 1.Explain why a student's method for core rules of bonding is or is not efficient.

    [4]
  2. 2.Compare and justify a student's method for core rules of bonding is or is not efficient.

    [4]

Reflection

Bloom: Create · 0 marks

Not marked. Answer honestly — this guides your next worksheet.

  1. 1.Record how confident you feel with core rules of bonding and what you will practise next.

    [—]
  2. 2.Describe how confident you feel with core rules of bonding and what you will practise next.

    [—]

FreeMathWorksheet · TN-CHEM-IGCSE-83596 · v1.-3

© 2026 FreeMathWorksheet. Licensed for classroom and home use. Redistribution or resale is not permitted.

Page 4 of 4

Question progression

Recognition → understanding → application → reasoning → mastery. The ladder adapts to IGCSE, and every rung stays on core rules of bonding only.

  1. 01Warm-up

    Answer quickly. These check you are ready for the topic.

    Remember4 questions4 marks
  2. 02Recall

    Complete from memory. No calculator, no notes.

    Remember4 questions4 marks
  3. 03Basic Practice

    Work through each item. Show the step you used.

    Understand5 questions5 marks
  4. 04Guided Practice

    The first step is given. Finish the reasoning.

    Understand4 questions8 marks
  5. 05Independent Practice

    No scaffolding. Set out your full method.

    Apply5 questions10 marks
  6. 06Challenge Questions

    Harder items. Attempt every one, even partially.

    Analyse3 questions9 marks
  7. 07Real-life Application

    Use the skill in context. State units in your answer.

    Apply2 questions6 marks
  8. 08Critical Thinking

    Explain your reasoning in full sentences.

    Evaluate2 questions8 marks
  9. 09Reflection

    Not marked. Answer honestly — this guides your next worksheet.

    Create2 questions0 marks

Answer key & solutions

Every worksheet auto-generates a complete key with step-by-step solutions, the marking scheme and teacher notes. It prints as separate pages so the student copy stays clean.

Teacher notes

  • Set the warm-up as a five-minute starter; it diagnoses readiness for core rules of bonding before you teach.
  • Guided practice is the pivot point — circulate here rather than during independent practice.
  • Mark the reasoning questions with the marking scheme bands, not raw totals, so progress is comparable across variants.
  • Students who band Emerging should repeat the Easy variant of this same subtopic before moving on within Bonding.

Common student mistakes

  • Confusing core rules of bonding with a neighbouring idea in bonding.

Teaching tips

  • Model one worked example of core rules of bonding under a visualiser before handing the sheet out.
  • Ask students to predict which question they will find hardest, then check the prediction afterwards.
  • Pair Developing students with Secure students for the guided practice block only.
  • Use the answer key as a self-marking station rather than collecting the sheets in.

Extension activities

  • Challenge worksheet on core rules of bonding with justification-only questions.
  • Design your own core rules of bonding question and write the mark scheme for it.
  • Link core rules of bonding to the next subtopic in Bonding and explain the connection.
  • Ten-minute timed practice to convert accuracy into fluency.

Switch version

Same subtopic · same objectives · different job

Frequently asked

What exactly is in the download?
A 31-question, 54-mark sheet with branded header, objectives, skills, instructions, name and date fields, page numbering, footer branding, copyright, worksheet ID TN-CHEM-IGCSE-83596, version v1.-3 and a QR code back to this page.
Does it print correctly on US Letter?
Yes. Switch paper size in the download panel — margins and typography are identical, so nothing reflows or clips.
Is the answer key included?
The student copy prints clean. Toggle answers on to append the answer key, marking scheme and teacher pack.

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