Last updated on Jun 09, 2026

Bond energies (Edexcel GCSE Chemistry): Quizzes

Practise the questions

13 questions from this quiz

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Bond energies (Edexcel GCSE Chemistry): Quizzes

Practise the questions

What happens to bonds in every chemical reaction?

In endothermic reactions, how does breaking energy compare to forming energy?

What is the sign of the overall energy change in an endothermic reaction?

How do the surroundings feel during an endothermic reaction?

In exothermic reactions, how does forming energy compare to breaking energy?

What is the sign of the overall energy change in an exothermic reaction?

How do the surroundings feel during an exothermic reaction?

What is the sign of energy when breaking bonds in reactants?

What is the sign of energy when forming bonds in products?

If overall energy change is +200+200+200 kJ, what type of reaction is it?

If overall energy change is −150-150−150 kJ, what type of reaction is it?

Breaking bonds needs 500500500 kJ, forming releases 800800800 kJ. What is the overall energy change?

A reaction has energy change of +500+500+500 kJ −800- 800−800 kJ =−300= -300=−300 kJ. What type is it?

Explore Edexcel GCSE Chemistry Revision Notes by Topics

Ionic bonding

Ionic Compounds

Covalent bonding

Simple molecular structures

Giant covalent structures

Diamond

Graphite

Graphene & Fullerenes

Metallic bonding

States of Matter

Simple and Fractional Distillation

Filtration & Crystallisation

Chromatography

Water treatment

Acids and alkalis

Investigating neutralisation reactions

Strong & Weak Acids

Reactions of acids

Making insoluble salts

Making soluble salts

The Reactivity Series

Reactivity of metals

Displacement reactions

Extracting metals using carbon

The Process of Electrolysis

Electrolysis to extract metals

Biological methods to extract metals

Recycling

Life cycle assessments

Dynamic equilibrium

Le Chatelier’s Principle: Changing Concentration

Calculation with gases

Percentage yield

Atom economy

Choosing a reaction pathway

Typical Properties of Transition Metals

Alloys as Useful Materials

Corrosion & Its Prevention

The Haber Process

Fertilisers

Fuel cells

Group 1 – Alkali metals

Group 7 – Halogens

Halogen displacement reactions

Group 0 - Noble Gases

Rates of reaction

Factors that Affect the Rate of Reaction

Rate experiments involving precipitation

Calculating Rates of Reactions

Collision Theory & Activation Energy

Catalysts

Endothermic and exothermic reactions

Measuring temperature change

Bond energies

Intermolecular forces of attraction

Saturated Hydrocarbons

Unsaturated Hydrocarbons

Pollutants

Cracking & Alkenes

The Atmosphere

Greenhouse Gases

Climate change

Explore Edexcel GCSE Chemistry Model Answers by Topics

Ionic bonding

If overall energy change is $+200$ kJ, what type of reaction is it?

If overall energy change is $-150$ kJ, what type of reaction is it?

Breaking bonds needs $500$ kJ, forming releases $800$ kJ. What is the overall energy change?

A reaction has energy change of $+500$ kJ $- 800$ kJ $= -300$ kJ. What type is it?