SCQF Level 5 · Qualifications Scotland
National 5 Chemistry
Taken by most Scottish pupils in S4, Chemistry leads to Higher Chemistry in S5. Here is how the course works, what the assessment involves, and what to expect in the exam.
2 hours 30 minutes
Exam duration
20%
Coursework
125
Total marks
S4
Typical year
How Assessment Works
National 5 Chemistry is assessed across 2 components, totalling 125 marks.
Question Paper
ExamCovers all three course areas. Mix of multiple choice and extended answer questions. Data booklet provided. Set and marked by Qualifications Scotland.
Assignment
CourseworkResearch-based investigation on a chemistry topic. Includes practical work and a written report completed under timed conditions. Submitted to Qualifications Scotland for external marking.
Grade Boundaries
| Grade | Percentage | What it means |
|---|---|---|
| A | 70% or above | Excellent |
| B | 60–69% | Very good |
| C (Pass) | 50–59% | Pass — required for entry to Higher |
| D | 40–49% | Award (does not count as a pass for Higher progression) |
| No Award | Below 40% | Not awarded |
Grade thresholds are the published Qualifications Scotland standard. Actual cut scores are set by post-marking standardisation and are not published.
What You Study
National 5 Chemistry is organised into 3 course areas.
Chemical Changes and Structure
- Rates of reaction (temperature, concentration, surface area, catalysts)
- Atomic structure and types of bonding
- Formulae and reacting quantities (moles)
- Acids and bases (pH, neutralisation, volumetric titrations)
Nature's Chemistry
- Homologous series (alkanes, alkenes, alcohols, carboxylic acids)
- Everyday consumer products (soaps, esters, flavourings)
- Energy from fuels (combustion, calorimetry)
Chemistry in Society
- Metals (extraction, reactivity, electrochemistry)
- Plastics and synthetic fibres
- Fertilisers (the nitrogen cycle, Haber process)
- Nuclear chemistry (radioactive decay, half-life)
- Chemical analysis (chromatography, flame tests)
Important Assessment Notes
Practical / Lab Component
National 5 Chemistry includes a practical or laboratory component as part of the coursework assessment. This may involve carrying out experiments, writing up practical reports, or completing hands-on tasks under teacher supervision.
Assignment Note
Research investigation with practical component. Written report under timed conditions (up to 1hr 30min).
After National 5 Chemistry
Most pupils who achieve a grade C or above in National 5 Chemistry progress to Higher Chemistry in S5. Higher Chemistry.
Next step
Higher Chemistry guide →
Course structure, assessment and grade boundaries for Higher Chemistry.
Editor’s note
Chemistry requires comfort with moles and formula calculations — these underpin the whole course. A data booklet is provided in the exam, so focus on understanding rather than memorising constants.
Related guides
Frequently asked questions about National 5 Chemistry
How is National 5 Chemistry assessed?
National 5 Chemistry is assessed through the following components: Question Paper (100 marks, 2 hours 30 minutes); Assignment (20 raw marks (scaled to 25), 8 hours total; written report up to 1 hour 30 minutes). The total is 125 marks, with 20% coming from coursework.
How long is the National 5 Chemistry exam?
The National 5 Chemistry exam is 2 hours 30 minutes. There is also a coursework component worth 20% of the total grade.
What grade do you need to pass National 5 Chemistry?
You need a grade C or above (50% or more) to pass National 5 Chemistry. Grade C is the minimum required for progression to Higher Chemistry in S5. Grade A requires 70%+, grade B requires 60–69%, and grade C requires 50–59%.
Does National 5 Chemistry have coursework?
Yes — coursework makes up 20% of the total grade in National 5 Chemistry. Research investigation with practical component. Written report under timed conditions (up to 1hr 30min).
What do you study in National 5 Chemistry?
National 5 Chemistry covers the following course areas: Chemical Changes and Structure, Nature's Chemistry, Chemistry in Society. Together these give a broad foundation at SCQF Level 5, leading to Higher Chemistry in S5.
What comes after National 5 Chemistry?
After National 5 Chemistry, most pupils progress to Higher Chemistry in S5. See our detailed guide to Higher Chemistry for course structure and assessment information.
Course data sourced from Qualifications Scotland course specifications. Assessment details correct for the 4.0 (September 2019) specification.
Full course documentation available at qualifications.scot.