Ion quiz review

If an atom has 3 valence electrons, what charge will it have as an ion?

• +3
• -3
• +5
• -5

If an atom has 1 valence electrons, what charge will it have when it becomes an ion? 

• +1
• -1
• +7
• -7

If an atom has 6 valence electrons, what charge will it have when it becomes an ion?

• +2
• -2
• +6
• -6

How many electrons does the first shell hold?

• 1

• 2

• 4

• 8

Tags

NGSS.MS-PS1-1

How many ELECTRON SHELLS does this oxygen atom have?

• 2

• 8

• 3

• 1

What is a cation's charge?

• positive

• negative

• neutral

• depends on the element

What is an anion's charge?

• positive

• negative

• neutral

• depends on the element's charge

Typically in an atom, which two subatomic particles are equal in number?

• protons and neutrons

• all subatomic particles are equal in number

• neutrons and electrons

• protons and electrons

Tags

NGSS.MS-PS1-1

Particles in an atom that are neutral and have no charge are 

• negatrons 
• electrons 
• neutrons 
• protons 

An atom that has gained or lost electrons is called ...

• a winner
• an isotope
• an ion
• a loser