When two or more simple substances combine to form a new, more complex substance, what type of chemical reaction has occurred?

A Decomposition reaction

B Single replacement reaction

C Synthesis reaction

D Combustion reaction

✓ Correct Answer: Option C

A synthesis (or combination) reaction is a type of chemical reaction where two or more simple reactants combine to form a more complex product. For example, A + B → AB.

💡 Why is C) the correct answer?

The correct answer to the question "When two or more simple substances combine to form a new, more complex substance, what type of chemical reaction has occurred?" is Option C: Synthesis reaction.

The other options — A) Decomposition reaction, B) Single replacement reaction, D) Combustion reaction — are incorrect for this GED Exam Prep question. As explained above: A synthesis (or combination) reaction is a type of chemical reaction where two or more simple reactants combine to form a more complex product. For example, A + B → AB.

📚 About This GED Exam Prep Practice Question

This 3-level GED Exam Prep question from the Science topic is part of BrainForge Quiz's free exam preparation library. Each question includes the correct answer and a detailed explanation to help you understand the underlying concept, not just memorize the answer.

How to use this page: Read the question above, consider all four options (A through D), then check the highlighted correct answer and explanation. For active timed practice, start a free GED Exam Prep practice test or use flashcards for spaced repetition review.

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When two or more simple substances combine to form a new, more complex substance, what type of chemical reaction has occurred?

✓ Correct Answer: Option C

📚 About This GED Exam Prep Practice Question

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