Atomic Structure and Ion Formation Quiz

What ion will magnesium make?

• 2+

• 2-

• 1+

• 1-

The formula for calculating the number of neutrons is

• Protons - electrons

• atomic number + electrons

• Mass number - protons

• Mass Number + electrons

A proton has a charge of

• +1
• -1
• 0

Tags

NGSS.MS-PS2-3

How does Calcium become stable?

• Losing 2 electrons

• gaining 2 electrons

• losing 1 electron

• gainin 3 electrons

What ion will potassium make?

• +1
• -1

• +2

• -3

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

When an atom gains three electrons, what will the charge be?

This type of Ion is "Pawsitive" (positive)

How do you form an anion?

• gain electrons

• lose electrons

• gain protons

• lose protons

An atom has 16 protons, 16 neutrons and 18 electrons. What is the mass number?

• 32
• 16

• 18

• 34

Tags

NGSS.MS-PS1-1

An atom has 8 protons, 8 neutrons and 10 electrons. What is the atomic number?