Periodic Table and Bonding

If Lithium has only 1 electron in its outer level, then what Group number is Lithium in?

• Group 8

• Group 14

• Group 2

• Group 1

Tags

NGSS.HS-PS1-1

Which element would most likely bond with Sodium (Na) that has only 1 valence electron?

• any element in Group 1

• any element in Group 15

• any element in Group 17

• any element in Group 18

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

How many more electrons are needed to complete the outer energy level of a Phosphorus (P) atom?

• only 1 more electrons

• only 3 more electrons!

• 8 more electrons!

• none!

Tags

NGSS.HS-PS1-1

What is Letter A at the top pointing to?

• atomic number

• atomic mass

• Element Name

• Element Symbol

Predict the type of bond that will form between potassium and chlorine.

• Covalent

• Ionic

• Metallic

• Hydrogen

Tags

DOK Level 2: Skill/Concept

NGSS.HS-PS1-2

Explain the difference in bond type between sodium chloride and carbon dioxide.

• Sodium chloride forms covalent bonds, while carbon dioxide forms ionic bonds.

• Sodium chloride forms ionic bonds, while carbon dioxide forms covalent bonds.

• Both form metallic bonds.

• Both form hydrogen bonds.

Tags

DOK Level 3: Strategic Thinking

NGSS.HS-PS1-2

Determine whether the following elements will form an ionic, covalent or no bond:

F and N

• Ionic

• Covalent

• None

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Match the following

• allotrope(s)

• An element in which the nucleus of the atom breaks down and gives off particles and energy.

• metal(s)

• An element found after uranium on the periodic table with more than 92 protons that is synthetic and radioactive.

• radioactive element(s)

• An element in found in groups 3-12 on the periodic table.

• metallic bonding

• Positive charged metallic ions are surrounded by a sea of electrons.

• transuranium element(s)

• Molecules of the same element with different molecular structures.

Tags

NGSS.HS-PS1-8

Predict the type of bond that will form between two nonmetals with a small difference in electronegativity.

• Ionic

• Covalent

• Metallic

• Hydrogen

Tags

DOK Level 2: Skill/Concept

NGSS.HS-PS1-2

What is the primary reason that ionic compounds are generally solid at room temperature?

• Low melting points

• High melting points

• Low boiling points

• High boiling points