Unit 5 Test - Chemical Bonds

What do you call a potassium ion when you remove two protons?

• ion

• chlorine

• isotope

• scandium

What do you call atoms of the same element with different numbers of neutrons?

• ions

• isotopes

• isomers

• actinides

To which family on the periodic table would this atom belong based on it's valence electron configuration?

• alkali metals

• alkali earth metals

• halogens

• noble gases

What type of bonding occurs between elements on the left and right sides of the Periodic Table?

• covalent

• ionic

• metallic

• polar

5. What is the force called that keeps protons and neutrons together in the nucleus?

• gravity

• weak

• strong

• electromagnetic

What is the group number for elements that have a stable number of electrons in their outer energy shell?

• 18

• 17

• 2

• 1

Identify the type of bonding shown in this diagram.

• metallic

• covalent

• polar

• ionic

Identify the type of bonding shown in this diagram.

• metallic

• covalent

• polar

• ionic

Identify the type of bonding shown in this diagram.

• metallic

• covalent

• polar

• ionic

What family of elements in the Periodic Table tend to form ions with a 2+ charge?

• nonmetals

• halogens

• alkali metals

• alkali earth metals