Valence Electrons

Valence electrons

Multiple Choice

Which is an electron?

• A
• B
• C

Multiple Choice

What is a valence electron?

• an electron that is found in the outermost shell of an atom. 
• an electron found in the innermost shell of an atom.
• an electron found in the middle shell.

Multiple Choice

Electrons that are in inner shells (energy levels) are called

• Valence electrons

• Core electrons

• Special electrons

• Protons

Multiple Choice

How many electrons go in the first shell (ring) ?

• 6

• 8

• 4

• 2

Multiple Choice

This is a Bohr Diagram of Aluminum. How many valence electrons does Aluminum have?

• 3

• 4

• 5

Multiple Choice

How many valence electrons?

• 2

• 3

• 4

• 5

Multiple Choice

How many TOTAL electrons does this atom have?

• 2

• 4

• 5

• 7

Multiple Choice

How many CORE electrons does this atom have?

• 2

• 4

• 5

• 7

Multiple Choice

How many VALENCE electrons does this atom have?

• 2

• 4

• 5

• 7

Multiple Choice

How many valence electrons does Lithium (Li) have?

• 8

• 1

• 5

• 2

Multiple Choice

How many valence electrons does Bromine (Br) have?

• 5

• 6

• 7

• 8

Multiple Choice

Which element is this?

• Nickel

• Neon

• Sodium

• Nitrogen

Multiple Choice

Name this element.

• Neon

• Magnesium

• Sodium

• Manganese

Multiple Choice

Is this the correct Lewis Dot Structure for Boron?

• Yes

• No, missing electrons

• No, too many electrons

• No, dots are in wrong place.

Multiple Choice

Is this correct way to draw the Lewis Dot Structure for Carbon?

• Yes

• No, too many electrons

• No, not enough electrons

• No, there should be one dot on each side of the symbol

Multiple Choice

This could be the dot diagram of

• Mg

• Cl

• C

• O

Multiple Choice

This is a correct dot diagram for neon (Ne)

• true

• false.

Multiple Choice

This is a correct dot diagram for carbon (C)

• true

• false

Multiple Choice

This is a correct dot diagram for nitrogen (N)

• true

• false

Multiple Select

Which ones are acceptable?

Multiple Choice

Which of these is incorrect?

Multiple Choice

This is a correct dot diagram for oxygen (O)

• true

• false

Multiple Choice

This could be the dot diagram of 

• Ne
• Si
• Al
• Be