Chemistry · Chapter 21

Nuclear Chemistry

Changes inside the nucleus

How many of this chapter's six lessons you have ticked off0/6ch 21

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Six lessons cover this chapter, one for each section. Open any of them on its own below, or meet it in place inside chapter 21 of the book. Tick a lesson off once you can predict what it will do before you touch it.

1

The nucleus and nuclear stability

Plot nuclides on the band of stability and test binding energy.

2

Types of radioactive decay

Fire alpha, beta, positron and gamma and see what changes.

3

Half-life and dating

Decay a sample through many half-lives and date a find.

4

Nuclear equations and transmutation

Balance mass and charge in a nuclear equation.

5

Fission and fusion

Split a heavy nucleus and fuse light ones, and compare the energy.

6

Radiation, detection and uses

Shield alpha, beta and gamma and compare doses and medical uses.

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