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CXC · CSEC · Chemistry

Energetics
Practice Questions

68 CXC CSEC Chemistry questions on Energetics, each with instant feedback and a full examiner-style mark scheme.

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✨ Revision guide includes key terms, worked examples and exam technique for Energetics.

Try 2 sample questions on Energetics

Question 1 · 1 mark · Difficulty 1/3

A student in Trinidad added dilute hydrochloric acid to sodium hydroxide solution in a beaker and noticed the beaker became warm to touch. Which term best describes this type of reaction?

  1. Endothermic reaction
  2. Exothermic reaction
  3. Displacement reaction
  4. Decomposition reaction
Show answer & explanation
✓ Answer: BExothermic reaction
Award 1 mark for identifying that heat is released to the surroundings, making the beaker warm. A is incorrect because endothermic reactions absorb heat, making surroundings cooler. C describes a type of reaction, not an energy change. D describes breaking down of compounds, not energy transfer.
Question 2 · 1 mark · Difficulty 1/3

Energy is measured in:

  1. joules (J)
  2. metres
  3. grams
  4. seconds
Show answer & explanation
✓ Answer: Ajoules (J)
Energy is measured in joules (J), or kilojoules (kJ).
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20 questions · 25 min · free

CXC CSEC Chemistry: Energetics FAQ

How many CXC CSEC Chemistry questions on Energetics are there on Kramizo?
Kramizo currently has 68 exam-board-aligned practice questions on Energetics for CXC CSEC Chemistry, with new questions added every week. Each question gives you instant feedback and a full examiner-style mark scheme that tells you exactly what would earn marks on a real CXC paper. The questions span the full difficulty range — from straightforward recall (level 1) right up to multi-step reasoning and evaluation (level 3) — so the bank works for first-pass revision and final exam-week stress testing alike.
Is Kramizo free for CXC CSEC students preparing for Chemistry?
Yes — completely free. Every student gets 45 questions a day on the free plan, with no card required and no trial countdown. That free quota works across every subject and every topic in our bank, so you can mix Energetics practice with other Chemistry topics or even switch to a totally different CXC subject without paying anything. Kramizo's optional Pro plan removes the daily cap and adds detailed progress analytics, but the free tier is the real product — used by thousands of GCSE, IGCSE and CSEC students.
Are the Energetics questions aligned to the official CXC CSEC Chemistry syllabus?
Every question is written against the published CXC CSEC Chemistry specification, including the exact command words (state, describe, explain, calculate, evaluate, etc.), mark allocations, and difficulty tier you'd see on a real CXC paper. Explanations are written in the style of official examiner mark schemes — they tell you what is being awarded marks and why distractors are wrong, not just whether you got it right. The bank is continually refined to match the latest syllabus updates from CXC.
How is Energetics typically tested on CXC CSEC Chemistry papers?
Energetics appears across multiple question types on real CXC CSEC Chemistry papers — most commonly as multiple-choice questions in the objective section, structured short-answer questions in the main paper, and occasionally as part of an extended response. Kramizo's practice bank reflects that mix: 4-option MCQs, true/false statements, fill-in-the-blank key terms, multi-select questions, and ordering questions. Working through the bank gives you exposure to every question style examiners actually use.

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