Ions (EOY Revision)

What is an ion?

• A Charged Atom
• A Large Atom
• A Small Atom
• A Cute Atom

Tags

NGSS.MS-PS1-1

Select what is correct about this ion.

• Sodium ion

• Sodium atom

• Lost one electron

• Has 11 protons

What is the name of this particle - Li⁺?

(a)  

What is the electron configuration of this lithium ion?

• 2, 1

• 2

• 2, 8, 1

Identify the charge of a magnesium ion

• 0

• -2

• +2

An atom becomes _________ when it gains electrons.

• Positive
• Negative
• Neutral
• Invinsible

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the charge of a sodium ion?

• +2

• +1

• -1

• -2

When an atom loses a valence electron, it becomes a(n) _____________ ion.

• positive
• negative
• neutral
• polyatomic

When an atom gains a valence electron, it becomes a(n) _____________ ion.

• positive
• negative
• neutral
• polyatomic

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Atoms are most stable when their outer shell is filled with electrons.

• true
• false

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2