Bonding Revision

Which of the following is NOT a property of ionic compounds?

• They conduct electricity when molten

• They conduct electricity when in solution

• They have high boiling points

• They are insoluble in water

Magnesium bromide is an ionic compound with the chemical formula MgBr₂.  What does the "2" tell you?

• There are 2 bromide ions for every magnesium ion
• Bromide has a 2- charge
• Bromide has a 2+ charge
• There are 2 magnesium ions to every bromide ion

Tags

NGSS.MS-PS1-1

In what form can an ionic compound conduct electricity?

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

What is the formula of Sodium oxide?

• Na2O
• NaO₂
• Na₂O₂
• Na₂O

An ionic bond is the attraction between:

• oppositely charged ions
• similarly charged ions
• neutral ions
• neutral atoms

Tags

NGSS.HS-PS1-2

Name the following ionic compound: MgSO₄

• magnesium sulfoxide
• magnesium sulfide
• magnesium sulfate
• magnesium oxide

A charged particle that has gained or lost electrons is called a _____.

• molecule
• ion
• isotope
• element

A cation is a ____ ion.

• negative
• positive
• neutral
• ficticious

Tags

NGSS.HS-PS1-2

A anion will be a ____ ion.

• negative
• positive
• neutral
• ficticious

Tags

NGSS.HS-PS1-2

Beryllium will ____ valence electrons when forming an ionic bond.

• lose 4
• gain 4
• lose 2
• gain 2

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-1