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HomeCXC CSEC ChemistryNon-Metals and Their Compounds
CXC · CSEC · Chemistry

Non-Metals and Their Compounds
Practice Questions

80 CXC CSEC Chemistry questions on Non-Metals and Their Compounds, each with instant feedback and a full examiner-style mark scheme.

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Try 2 sample questions on Non-Metals and Their Compounds

Question 1 · 1 mark · Difficulty 1/3

Which gas in the air is primarily responsible for turning limewater milky?

  1. A. Oxygen
  2. B. Nitrogen
  3. C. Carbon dioxide
  4. D. Argon
Show answer & explanation
✓ Answer: CC. Carbon dioxide
Carbon dioxide reacts with limewater (calcium hydroxide solution) to form calcium carbonate, which is an insoluble white precipitate that makes the solution appear milky. This is the standard test for carbon dioxide.
Question 2 · 1 mark · Difficulty 1/3

The noble gas present in the greatest proportion in dry air is:

  1. A. Helium
  2. B. Neon
  3. C. Krypton
  4. D. Argon
Show answer & explanation
✓ Answer: DD. Argon
Argon is the most abundant noble gas in the atmosphere, making up about 0.9% of dry air. Helium, neon, and krypton are present in much smaller trace amounts.
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CXC CSEC Chemistry: Non-Metals and Their Compounds FAQ

How many CXC CSEC Chemistry questions on Non-Metals and Their Compounds are there on Kramizo?
Kramizo currently has 80 exam-board-aligned practice questions on Non-Metals and Their Compounds 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 Non-Metals and Their Compounds 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 Non-Metals and Their Compounds 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 Non-Metals and Their Compounds typically tested on CXC CSEC Chemistry papers?
Non-Metals and Their Compounds 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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