What do atoms that form positive ions tend to do?

• lose electrons

• gain electrons

• lose protons

• gain protons

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the correct formula for Sodium Chloride?

• SCl

• NaCl

• SC

• NaCl₂

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Name this ionic compound: Al₂O₃

• Dialuminum oxide

• Aluminum oxygen

• Oxygen Aluminide

• Aluminum oxide

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Using the model, write the chemical formula for an ionic compound that has Mg and Cl.

• MgCl₂

• Mg₂Cl₂

• Mg₊₂Cl_-1

• Mg₂Cl₂

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is an ion?

• A neutral atom

• An atom or molecule with a net electric charge due to the loss or gain of one or more electrons

• A molecule with no charge

• A type of covalent bond

How is a positive ion (cation) formed?

• By gaining electrons

• By losing electrons

• By sharing electrons

• By gaining protons

Which of the following is an example of an ionic bond?

• H₂O

• NaCl

• O₂

• CO₂

Tags

NGSS.HS-PS1-3

• Magnesium dichloride

• Magnesium chloride

• Magnesium chlorine

• Magnesium chlorate

What is the formula for the ionic compound formed between sodium (Na) and oxygen (O)?

Tags

NGSS.HS-PS1-2

Which of the following best describes an ionic lattice structure?

• A random arrangement of ions

• A regular, repeating pattern of ions

• A single layer of ions

• A pair of ions bonded together