Practice Worksheet
TN-CHEM-PRE-30037 · v1.4
Core Rules of Stoichiometry
Preschool · Chemistry · Stoichiometry · National Curriculum (UK)
Grade
Preschool
Subject
Chemistry
Topic
Stoichiometry
Subtopic
Core Rules of Stoichiometry
Curriculum
National Curriculum (UK)
Difficulty
Core
Time
30 minutes
Total marks
21
Student name
Teacher name
Date
Learning objectives
- Recognise core rules of stoichiometry accurately in chemistry contexts.
- Explain the underlying rule of core rules of stoichiometry in the student's own words.
- Apply core rules of stoichiometry to multi-step and unfamiliar problems.
- Justify a chosen method and identify errors in another student's work.
Skills assessed
- Fluency and recall
- Method and setting out
- Reasoning and justification
- Problem solving in context
- Self-assessment
Instructions
- Write your name, your teacher's name and the date in the header.
- Answer every question in the space provided. Continue on the back if needed.
- Show all working — method marks are awarded even when the final answer is wrong.
- Aim to finish in about 30 minutes.
- Complete the reflection box at the end before you hand the sheet in.
Warm-up
Bloom: Remember · 4 marks
Answer quickly. These check you are ready for the topic.
1.Circle one fact you already know about core rules of stoichiometry.
[1]2.Write down one fact you already know about core rules of stoichiometry.
[1]3.Write down one fact you already know about core rules of stoichiometry.
[1]4.Write down one fact you already know about core rules of stoichiometry.
[1]
Recall
Bloom: Remember · 4 marks
Complete from memory. No calculator, no notes.
1.Label the key term used in core rules of stoichiometry described here: item 1.
[1]2.Label the key term used in core rules of stoichiometry described here: item 2.
[1]3.Define the key term used in core rules of stoichiometry described here: item 3.
[1]4.Define the key term used in core rules of stoichiometry described here: item 4.
[1]