Introduction to nuclear chemistry

1. 1
Nuclear Chemistry
Dr. T. Sreeja
Assistant Professor of Chemistry
T. K. M. M. College, Nangiarkulangara
Unit II

2. Understand the concept of radioactive decay
2
Learning Outcome
1
Know the changes associated with an alpha,
beta or gamma decay of a nucleus2
Understand the concept of half-lives, average life3

3. Define mass defect and binding energy
3
Learning Outcome
4
Classify nuclear reactions5
Discuss applications of radioactivity6

4. 4
Nuclear Chemistry
Study of the structure of atomic nuclei and the changes
they undergo
 Role in shaping world politics
 Finds wide range of applications in the production
of electricity, in the diagnosis and treatment of
diseases
Why is it important??

5. 5
Radioactivity
Spontaneous emission of radiation from certain substances
Radioactive
atom Energy
Radiation
Particle

6. 7
Radioactivity: A brief history

7. 8

8. 9
Natural radioactivity
Radioactivity associated with
naturally occuring elements such
as U, Po, Ra etc……

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Nucleus of an atom

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Example……………

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Isotopes
Atoms with the
same atomic
number but
different mass
numbers

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Nuclides

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Sum up
1
2
3
4
5
WHAT IS NUCLEAR CHEMISTRY???
Radioactivity
Brief history of radioactivity
Nucleus
Isotopes & nuclides

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