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Radioactivity
Chapter Name : Nuclei
Sub Topic Code : 101_12_13_06_04
Topic Name : Radioactivity
Sub Topic Name : Beta Decay
Introduction

Law of radioactive decay.

Pre-Requisites:

Radioactive decay

Activity:

Tritiated material (3H) is used to provide a glow in watches

Real Life Question:

What is radioactive decay?

Key Words / FlashCards
Key Words Definitions (pref. in our own words)
Law of radioactive decay Radioactive decay, also known as nuclear decay or radioactivity, is the process by which a nucleus of an unstable atom loses energy by emitting particles.
Learning aids / Gadgets
Gadgets How it can be used
Neutron decay Neutron decay is the important supply of heat in a nuclear reactor
Real life uses :

Tritiated material (3H) is used to provide a glow in watches

Places to visit :

Physics laboratory.

Practical examples around us
Examples Explainations
Radionuclide A radionuclide is an atom with an unstable nucleus, characterized by excess energy available to be imparted either to a newly created radiation particle within the nucleus or via internal conversion.
What you learn in Theory:

Principle law of radioactive decay.

What you learn in Practice:

Principle law of radioactive decay.

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