By the end of this chapter, you should be able to;
I. Define elements, molecules and compounds.
II. Know how to calculate atomic number, mass number and number of neutrons of an element.
III. Understand the concept of isotopy and know some common isotopes discovered.
IV. Define radioactivity, half-life, decay constant and also know some properties and uses of radioactivity.
V. Define the term binding energy of an element and know how it can affects the stability of the element.
VI. Understand the absorption and emission spectra of an element.
VII. Define quantum numbers and know the principle types of quantum numbers that exists.
• ATOMIC STRUCTURE
Definitions and properties.
Radioactive decay process.
Uses of radioactivity.
• BINDING ENERGY
• ELECTRONIC STRUCTURE
Absorption and Emission spectra of elements.