Electron Configuration and Bonding

In what form can an ionic compound conduct electricity?

• when dissolved in water
• as a solid
• as a crystal
• when warmed slightly

Ionic bonds form between metals and ____.

• metalloids
• metals
• nonmetals

Why do atoms share electrons?

• To attain the electron configuration of a noble gas.
• To become ions and take a charge
• to increase the mass
• it's a nice thing to do.

What two types of atoms make a covalent bond?

• 2 Nonmetals
• 1 Nonmetal and 1 Metal
• 2 Metals
• 2 Noble Gases

How do covalent bonds form?

• Donating & receiving valence e- between atoms.
• Opposite slight charges attract each other between compounds.
• Scientists are still not sure how they form.
• Sharing valence e- between atoms.

Which of the following is NOT formed by a covalent bond?

• K₂S

• H₂O

• I₂

• CO₂

What do we call a covalent bond where electrons are shared UNEVENLY or UNEQUALLY?

• Ionic
• Polar Covalent
• Nonpolar Covalent
• Van der Waals Force

According to the octet rule most elements need _______ valence electrons.

• 2

• 8

• 6

• 18

This is a correct dot diagram for nitrogen (N)

• True

• False

Tags

NGSS.HS-PS1-1

This is a correct dot diagram for neon (Ne)

• True

• False

Tags

NGSS.HS-PS1-1