Physical Science Unit 1 Day 2

Language Objective: Students will learn about properties and patterns of elements and atoms and will describe them in writing using technical vocabulary (electronegativity, ionization energy, reactivity, atomic radius, valence electrons).


Questions: 

1. What are valence electrons?

2. Write 1 thing you notice about the pattern of valence electrons in the periodic table. 3. Which statements are true of noble gases? Check all that apply.
	A. They have a full octet of electrons. B. They are very reactive. C. All of the noble gases have at least three electron shielding layers. D. They are nonmetals. Useful APEX sections for class today: 1.3.1 page 12-13 1.3.4 page 5, page 8, page 10 Exit Ticket for Unit 1 Day 2: Describe two properties or patterns of elements and the periodic table you observed so far.