Spring 2023 - Semester 2 Final Review

Groups run:

• up and down

• left to right

Periods run:

• up and down

• left to right

Which two elements share common characteristics based on the periodic table?

• Sodium and Magnesium

• Chlorine and Sulfur

• Argon and Neon

• Calcium and Bromine

A student is studying a mystery substance. It breaks easily. It has a very dull luster. It doesn't conduct any electricity. What is the most likely substance this is?

• Metal

• Metalloid

• Nonmetal

The third substance the student works with is a little brittle. It is just a little shiny. When he tries to conduct electricity through it at first, it doesn't conduct, but upon heating up, it does start to allow electrons to flow. What is the most likely substance type?

• Metal

• Metalloid

• Nonmetal

What is the chart called that organizes all of the elements found on Earth?

• Element Chart

• Table of Elements

• Periodic Table of Elements

Valence electrons are

• the electrons in the outer most energy level

• all the electrons in the atom

The chemical symbol for an element is always represented by only 1 letter

• True

• False

Which element would react similarly to Gold (Au)?

• Silver (Ag)

• Mercury (Hg)

• Iron (Fe)

Chlorine, Cl, belongs to the ______ family.

• Noble gas

• alkaline earth metal

• Halogen

• Transition metal