Simple Molecules

Structures B-E are all held together which which type of bonds?

• Ionic

• Covalent

• Metallic

Tags

NGSS.HS-PS1-3

What type of bond is in a molecule of hydrogen chloride?

• Ionic

• Covalent

• Metallic

Tags

NGSS.HS-PS1-1

Give TWO reasons why hydrogen chloride is a gas at room temperature

• Hydrogen chloride has a low boiling point

• Hydrogen chloride has a high melting point

• Hydrogen chloride is made of simple molecules

• Hydrogen chloride does not conduct electricity

• Hydrogen chloride has a giant structure

What type of bonding is preset in calcium oxide?

• Ionic

• Covalent

• Macromolecular

• Metallic

Tags

NGSS.HS-PS1-2

What type of particle is this?

• An ion

• A lattice

• A molecule

• A polymer

Tags

NGSS.MS-PS1-1

This is propane. What type of bonding holds the atoms together?

• Ionic

• Covalent

• Metallic

Tags

NGSS.HS-PS1-1

This is propane. What does the symbol x represent?

• Proton

• Neutron

• Electron

Tags

NGSS.MS-PS1-1

In silicon dioxide the bonds between atoms are

• Easily broken

• Very strong

• Weak

Tags

NGSS.HS-PS1-3

Which diagram shows the arrangement of outer shell electrons in a molecule of ammonia?

• A

• B

• C

• D

Tags

NGSS.MS-PS1-1

Low melting and boiling points which increase with increasing molecule size due to increased intermolecular forces.

• simple covalent molecules
• metallic
• ionic
• giant covalent