Naming/Writing Lesson 1

What is an ion?

• An atom or group of atoms with a positive or negative charge

• A molecule with no charge

• A single atom with a neutral charge

• A compound with a positive charge

What is a cation?

• An atom or group of atoms with a negative charge

• An atom or group of atoms with a positive charge

• A molecule with no charge

• A compound with a negative charge

What charge will calcium have when it loses 2 electrons?

• Negative 2

• Positive 2

• Neutral

• Positive 1

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is an anion?

• An atom or group of atoms with a positive charge

• An atom or group of atoms with a negative charge

• A molecule with no charge

• A compound with a positive charge

What is a monatomic ion?

• Made up of a single atom

• Made up of multiple atoms

• A molecule with no charge

• A compound with a positive charge

What is a polyatomic ion?

• A single atom with a charge

• A covalently bonded group of atoms with an overall charge

• A molecule with no charge

• A compound with a positive charge

What is a molecule?

• An neutral group of atoms bonded together

• A single atom with a charge

• A compound with a positive charge

• A covalently bonded group of atoms with an overall charge

What does a molecular formula show?

• The kinds and numbers of atoms in one molecule

• The charge of a molecule

• The weight of a molecule

• The volume of a molecule

Tags

NGSS.MS-PS1-1

What is a characteristic of a molecular compound?

• High melting and boiling points

• Low melting and boiling points

• Always solid at room temperature

• Always liquid at room temperature

Tags

NGSS.MS-PS1-4

What state are ionic compounds always in at room temperature?

• Liquid

• Gas

• Solid

• Plasma