You need to know: how to use atomic notation to balance equations
In this section:
Work through the notes on Save My Exams
Test yourself using the questions
Need some help?
Go to the Maths Support page.
What atomic notation means and how to use it to balance nuclear equations
Try these examples on atomic notation & balancing nuclear equations
If you are struggling, try:
VIDEO 1 - Help with finding the atomic and mass numbers
VIDEO 2 - Help with balancing nuclear equations
VIDEO 1
VIDEO 2
You need to know: how to be able to calculate half-lives numerically and from graphs
In this section:
Work through the worksheet, and if need be, watch the videos above again
Need some help?
Go to the Maths Support page.
Foundation Level
Higher Level Grade 5
Higher Level Grade 7
High Level Grade 7
If you are struggling, try:
VIDEO 1 - Help with calculating half lives
VIDEO 2 - Help with using graphs to find the half life
VIDEO 1
VIDEO 2
You need to know: how to answer questions where you need to apply 2 or more equations to find the answer (= multistep calculations).
In this section:
Try the 'Mathematican Skills Relevant to this Topic'. The answers are at the end.
Need some help?
Go to the Maths Support page.
Here are some 2-step questions that will help you answer the 5 and 6 mark questions.
You need to know: how to bring all of your maths skills together to answer a wide range of questions, relevant to this topic.
In this section:
Try the Exam-Style questions. The answers are at the end.
Need Help?
Go to the Maths Support page.
Combined Science