Before moving on, let's all try the Lesson 4 Quiz found on Socrative:
Lesson 5:
How do Scientists communicate about elements and compounds?
Learning Goals:
1. I will learn that Chemical Symbols are used to represent elements.
2. I will learn that Chemical Formulas are used to represent the types and numbers of atoms present in molecules.
2. I will learn that Chemical Formulas are used to represent the types and numbers of atoms present in molecules.
Chemistry IS Cool: EXAMPLE 5 OF ∞
Symbols of First 20 Elements:
Sulfur Hexafluoride (SF6): Helium's Evil Twin!!!
Atomic Number
vs.
Atomic Mass
vs.
Mass Number
Therefore:
OR
Quizlet: Lesson 5
Learn all about Chemical Symbols and Chemical Formulas on Quizlet!
HOMEWORK:
1. Read Textbook Pages: 130-139
2. Complete Practice Book Pages: 74, 75 + Lesson Worksheet
3. Quizlet: Lesson 5 Activities
1. Read Textbook Pages: 130-139
2. Complete Practice Book Pages: 74, 75 + Lesson Worksheet
3. Quizlet: Lesson 5 Activities