Ionic Pairs

Match the following to make neutral ionic compounds

• S

• Ca

• O₃

• Mg₃

• Cl₃

• Na

• P₂

• Al

• Br

• Al₂

Chlorine would form an ion with a charge of ________.

Calcium would form an ion with a charge of ________.

Atoms form ions by gaining or losing electrons so that they have a full valence shell. For example, since a neutral atom of oxygen has ​ (a)   valence electrons, it would have to ​ (b)   ​ (c)   electrons.

• 6
• gain
• 2
• lose
• 1
• 3
• 4
• 5

Atoms form ions by gaining or losing electrons so that they have a full valence shell. For example, since a neutral atom of nitrogen has ​ (a)   valence electrons, it would have to ​ ​ (b)   ​ ​ (c)   electrons.

• 5
• gain
• 3
• 1
• 4
• 6
• lose
• 2

Drag and drop the correct option to create a stable ionic compound:

Na​ (a)  

• F
• O
• N
• Li

Drag and drop the correct option to create a stable ionic compound:

Mg​ (a)  

• S
• Cl
• N
• Li

Tags

NGSS.MS-PS1-5

Drag and drop the correct option to create a stable ionic compound:

Mg​​ (a)   ₂

• Cl
• N
• Li
• S

If a neutral atom loses 3 electrons, what charge would it have?

• 0

• +3

• -3

• 8

What is the formula for aluminum fluoride?

• AlF
• Al₂F₃
• AlF₃
• Al₃F₂

Tags

NGSS.MS-PS1-1