Use pastpapers like this to help you revise
Understand exam format and structure
Past papers show the types of questions, mark allocations, and time limits,
helping students know what to expect in the real exam.
Identify frequently tested topics
By reviewing several past papers, students can spot patterns and common
themes that appear regularly.
Practice time management
Completing past papers under timed conditions helps students learn how
to pace themselves during the exam.
Improve exam technique
Students learn how to interpret command words (e.g. explain, compare,
evaluate) and structure answers effectively.
Assess strengths and weaknesses
Marking answers using mark schemes highlights areas that need more
revision.
Build confidence
Familiarity with exam-style questions reduces anxiety and increases
confidence going into the exam.
Improve accuracy and clarity
Repeated practice helps students write clearer, more precise answers and
avoid common mistakes.
Track progress over time
Comparing results from different past papers shows improvement and
helps students adjust revision strategies.
TYRIONPAPERS.COM
, Oxford Cambridge and RSA
Friday 20 June 2025 – Morning
A Level Chemistry B (Salters)
H433/03 Practical skills in chemistry
Practical Insert
Time allowed: 1 hour 30 minutes
* 1 9 4 3 4 5 7 0 8 5 *
INSTRUCTIONS
• Do not send this Insert for marking. Keep it in the centre or recycle it.
INFORMATION
• This document has 4 pages.
© OCR 2025 [601/5371/4] OCR is an exempt Charity
DC (PQ/CT) 344776/3 Turn over
for more: tyrionpapers.com
Understand exam format and structure
Past papers show the types of questions, mark allocations, and time limits,
helping students know what to expect in the real exam.
Identify frequently tested topics
By reviewing several past papers, students can spot patterns and common
themes that appear regularly.
Practice time management
Completing past papers under timed conditions helps students learn how
to pace themselves during the exam.
Improve exam technique
Students learn how to interpret command words (e.g. explain, compare,
evaluate) and structure answers effectively.
Assess strengths and weaknesses
Marking answers using mark schemes highlights areas that need more
revision.
Build confidence
Familiarity with exam-style questions reduces anxiety and increases
confidence going into the exam.
Improve accuracy and clarity
Repeated practice helps students write clearer, more precise answers and
avoid common mistakes.
Track progress over time
Comparing results from different past papers shows improvement and
helps students adjust revision strategies.
TYRIONPAPERS.COM
, Oxford Cambridge and RSA
Friday 20 June 2025 – Morning
A Level Chemistry B (Salters)
H433/03 Practical skills in chemistry
Practical Insert
Time allowed: 1 hour 30 minutes
* 1 9 4 3 4 5 7 0 8 5 *
INSTRUCTIONS
• Do not send this Insert for marking. Keep it in the centre or recycle it.
INFORMATION
• This document has 4 pages.
© OCR 2025 [601/5371/4] OCR is an exempt Charity
DC (PQ/CT) 344776/3 Turn over
for more: tyrionpapers.com
