National 5 Half Paper Practice Prelim B and Mark Instructions

A half-length National 5 Chemistry paper with new questions, for focused practice in about an hour.

What’s included:

• Question paper: 10 multiple-choice questions with an answer grid, plus 30 marks of written questions (40 marks in total)
• Full marking instructions: expected answers, step-by-step working for every calculation, and guidance on what to accept
• Covers Chemical changes and structure, and Nature’s chemistry
• Suggested time: 1 hour 10 minutes

Topics include ions and the structure of magnesium chloride, covalent bonding in hydrogen chloride, neutralisation calculations, naming compounds in different homologous series, and the energy released by hexane. The open-ended question asks why alkanes make good fuels while alkenes are more useful for making new substances.

Instant PDF download. Print as many copies as your household needs. The questions are original, written by a practising Scottish chemistry teacher.