Chemical Bonds & Intermolecular Forces

Identify the phrases that generally apply to molecular compounds,

• a. Are made of non-metals chemically joined together.

• b. Have low melting points

• c. Use covalent bonds

• d. Use ionic bonds

• e. Have high boiling points

Tags

NGSS.HS-PS1-1

The attraction of the free-floating valence electrons for the positively charged metal ions.

• Ionic bond

• Covalent Bond

• Metallic Bond

• London dispersion forces

Tags

NGSS.HS-PS1-3

Which of the following elements will form a similar ion?

• Cl, Ar, Br

• Na, K, Li

• Be, Ca, Ba

• F, Cl, Br

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the following is true about ionic bonding

• Is made by the attraction between a cation and an anion.

• Electrons are donated from one element to another

• It is weaker than the covalent bond.

• It is mostly formed between elements from groups IA, IIA, IIIA and a nonmetal.

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-3

What type of bond is formed between the hydrogen and oxygen atoms in this image?

• London Dispersion Forces

• Ionic bond

• Metallic bond

• Non-polar covalent bond

• Polar covalent bond

Tags

NGSS.HS-PS1-1

Which is the correct Lewis structure?

• a

• b

• c

• d

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which is the correct Lewis structure?

• a

• b

• c

• d

Explain why ionic compounds are not malleable?

Tags

NGSS.HS-PS1-3

Explain why ice floats.

Tags

NGSS.HS-ESS2-5

What is the difference between molecules and compounds?

Tags

NGSS.MS-PS1-1