Covalent Compounds

• Phosphorus pentachloride

• Phosphorus tetrachloride

• Pentaphosphorus chloride

• Phosphorus chloride

• Carbon tetrachloride

• Carbon chloride

• Tetracarbon chloride

• Carbon dichloride

Tags

NGSS.MS-PS1-1

What is the chemical formula for Nitrogen triiodide?

• NI

• N₃I

• NI₃

• None of these

Which is the correct Lewis Structure for ammonia NH₃ ?

• 
• 
• 
• 

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-4

Three pairs of electrons are shared in a

• Single bond

• Double bond

• Triple bond

 A lone pair is defined as

• A pair of bonding electrons

• One non-bonding electron

• A pair of non-bonding electrons

• A pair of electrons on the central atom

What type of bond results between nonmetallic elements that share electrons?

• Polar

• Metallic

• Covalent

• Ionic

Tags

NGSS.HS-PS1-1

What are the properties of covalent compounds?

• Made up of nonmetals sharing electrons

• Solid, liquid, or gas

• High melting and boiling points

• Can conduct electricity when dissolved in water

What is a molecule?

• A covalently bonded group of atoms

• A negatively charged nonmetal ion

• A compound formed by sharing electrons

• A positively charged metal ion

Tags

NGSS.MS-PS1-1

How many electrons are shared in a single bond?

• 2

• 4

• 8

• 6