T2 : The Marvelous World of Matter Chapter 2

What is the atom, and what unit is typically used to measure its diameter?

(a)  

Name the three main components of an atom, and state the charge (positive, negative, or neutral) of each.

Which subatomic particle's number uniquely determines what element an atom is, and where is this particle located within the atom?

Explain the difference between elemental molecules and compound molecules, providing examples for each.

Water (H₂O) is a compound molecule. Describe how its properties differ from the individual elements that compose it.

The periodic table organizes elements by their atomic number, which is the number of (a)   .

Design a simple experiment to demonstrate the separation of a compound into its constituent elements.