Unit 3 Review

The Horizontal rows of the periodic table are called __________.

• Periods

• Groups

• Families

• Halogens

Elements in the same group or family are expected to have ________.

• Similar chemical properties

• Same number of protons

• Same atomic number

• Similar atomic mass

Groups 3 through 12 on the periodic table are known as ________________.

• Halogen

• Alkaline earth metals

• Noble gases

• Transition metals

What is the name of the group of atoms that need only one electron to fill their outer shell and include the elements, Bromine and Iodine?

• Transition metals

• Metalloids

• Halogens

• Noble gases

If I have a Covalent bond like water where I have Hydrogen and Oxygen, what kind of bond do I have?

• Covalent bond

• Polar covalent bond

• Ionic Bond

• A beautiful bond

Xenon and Krypton are in what group of atoms that are unreactive?

• Lanthanides

• Alkaline earth metals

• Noble gases

• Halogens

All the elements in group 1 have 1 valence electron and they are called ______.

• Actinides

• Lanthanides

• Alkali metals

• Alkaline earth metals

All elements in group 2 have 2 valence electrons and they are called ______.

• Actinides

• Alkaline earth metals

• Halogens

• Alkali metals

In formula to find Formal Charge (FC) what does “B” stand for?

• Bonded Electrons

• Non bonded Electrons

• Valence Electrons

• Boron

Ionic bonds are formed when electrons get ______.

• Shared between two atoms

• Removed from both atoms

• Transferred from one atom to another

• Added to both atoms

Tags

NGSS.MS-PS1-5