Question

name
date
group 17: halogens

• group 17

valence electrons; form

• most
• only need
• react with

group 18: noble gases

• group 18
• do
• colorless
• have
• exit ticket
• identify the 3 types of elements

1.
2.
3.

• list the 2 main areas of the periodic table

1.
2.

• determine the 1 group that is unreactive

1.

Explanation:

Step1: Recall element types

The three types of elements are metals, non - metals, and metalloids.

Step2: Recall periodic table areas

The two main areas of the periodic table are the metals on the left and center (excluding hydrogen) and the non - metals on the right.

Step3: Recall unreactive group

Group 18 (noble gases) is extremely unreactive due to having full valence shells.

Answer:

1. Metals, Non - metals, Metalloids
2. Metals, Non - metals
3. Group 18 (Noble Gases)