Bonding Test

What is the formula for aluminum fluoride?

• AlF
• Al₂F₃
• AlF₃
• Al₃F₂

How many valence electrons does a bromine atom have?

• 1
• 2
• 6
• 7

Tags

NGSS.HS-PS1-1

How do the following two elements bond together?
Al³⁺  O^2-         

• AlO
• Al₂O₃
• Al₃O₆
• Al₃O₂

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

If I gain electrons I become

• Positive because I've added to my atom
• negative because I've added electrons
• same because i'm balanced
• equal because now I have electrons

Tags

NGSS.HS-PS1-1

If my charge becomes 2+ what does that say about me?

• I am stealing 2 electrons
• I am losing 2 electrons
• I am in period 2
• I have an atomic # of 2

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

The name for CrN:

• Chromium nitride
• Chromium (I) nitride
• Chromium (III) nitride
• Chromium nitride (III)

Which electron configuration belongs to a Chloride (Cl^-) ion?

• [Ne] 3s² 3p⁵

• [Ne] 3s² 3p⁴

• [Ar]

• [Ne]

What is iron's charge in the chemical formula FeCl₃?

• 1+
• 2+
• 3+
• 1-

Tags

NGSS.HS-PS1-1

The chemical compound for sodium phosphate would be:

• NaPO₄
• Na₂PO₄
• Na₃PO₄
• Na(PO₄)₃

Ionic bond is present in which of the following species:

• O₂  

• CHCl₃

• NaBr

• CCl₄