Exploring Bohr Models in Ionic Compounds

The video tutorial explains how Bohr models illustrate the formation of ionic compounds from elements. It covers the process of electron transfer between metals and non-metals, using examples of magnesium fluoride and calcium oxide. The tutorial also details how to represent ions with charges and the electron arrangements that result in stable noble gas configurations.

What do Bohr models help illustrate?

• The properties of metals

• The behavior of gases

• The formation of ionic compounds

• The formation of covalent bonds

Tags

NGSS.MS-PS1-1

What is the charge of the most common ion formed by metals?

• Negative

• Positive

• Variable

• Neutral

How many valence electrons does a magnesium atom have?

• Four

• Three

• Two

• One

What happens to magnesium's valence electrons when it forms an ion?

• They are lost

• They are gained

• They are shared with another atom

• They remain in the valence shell

How many valence electrons does a fluorine atom have?

• Six

• Five

• Eight

• Seven

What is the net charge of a magnesium ion after losing its valence electrons?

• Positive 1

• Negative 1

• Positive 2

• Negative 2

What is the new name for a fluorine atom after it gains an electron?

• Fluorite ion

• Fluoride ion

• Fluorine ion

• Fluorate ion

What is the electron arrangement of the magnesium ion and fluoride ions similar to?

• Helium

• Neon

• Argon

• Krypton

How many valence electrons does a neutral calcium atom have?

• Four

• Three

• Two

• One

What is the electron arrangement of the oxide ion similar to?

• Argon

• Neon

• Helium

• Krypton