Absorption and emission of ionising radiations and electrons - Eduqas

1

What form of radiation is emitted by nuclei with too many neutrons?

2

Gamma radiation can be significantly reduced by which material?

3

Which form of radiation has the highest ionising power?

4

What fraction of a radioisotope has decayed after two half-lives? - Higher

5

What happens to an object exposed to irradiation?

6

Which nucleus does uranium-238 become when it emits an alpha particle?

7

Which word describes the process when a radioactive powder is spilled onto clothing?

8

What properties are most desired in an isotope used to investigate the kidneys which normally take 12 hours to process a contaminant?

9

A carbon-14 nucleus decays to a nitrogen-14 nucleus. Which radioactive particle must have been emitted?

10

What can irradiation be used for?