This lesson builds from lesson 1 where students studied elements.
The focus of this lesson are for students to know
- The difference between the atom and molecule of an element
- The difference between molecule of an element and a compound
- How to interpret formula for molecules
- What binary compounds are and how to name them
- Interpret the formula of a compounds in terms of the different elements and total atoms.
- How to use masses of atoms carry out simple calculations of molecular masses.
There are a lot of practice questions and mark schemes to support this lesson.
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