Valence electrons and The Octet Rule

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 does Tin (Sn) have?

• 8

• 7

• 5

• 4

Multiple Choice

Which of these is incorrect?

Multiple Choice

Which of these is correct?

Multiple Choice

How many valence electrons?

• 2

• 3

• 4

• 5

Multiple Choice

• 12
• 7
• 8
• 14

Multiple Choice

What group is the most reactive metals?

• 2

• 18

• 1

• 16

Multiple Choice

What group is the most reactive non metals?

• 1

• 17

• 2

• 1

Multiple Choice

Which of the following statements describes group 17 of the periodic table?

• Stable non-metals with 1 valence electron

• Stable Metals with 7 valence electrons

• Highly reactive non-metals with 7 valence electron.

• Highly reactive metals with 2 valence electrons.

Multiple Choice

Describe this element.

• Highly reactive metal
• Highly reactive nonmetal
• Stable
• Less stable non metal

Multiple Choice

Rows on the period table are called _____ while columns are called _____.

• groups, families
• groups, periods
• periods, groups
• families, groups

Multiple Choice

Energy Levels best describe .....

• Periods

• Groups

Multiple Choice

Elements that are similar in chemical reactivity

• Periods

• Groups

Multiple Choice

Valence Electrons are organized into .......

• Periods

• Groups

Multiple Choice

Which model represents the most reactive atom?

Multiple Choice

How many valence electrons in Oxygen?

• 5

• 6

• 7

• 8

Multiple Choice

How many valence electrons does Chlorine have?

• 17

• 9

• 8

• 7

Multiple Choice

Why don't elements in Group 18 bond?

• They have a full outer shell

• They DO bond

Multiple Choice

How many valence electrons do elements in group 15 have?

• 15

• 55

• 5

• 1

Match

Match the following valance electron trends to their correct response.

• Lose them

• Gain them

• Keep them

• Lose or Gain

Few valance electrons (1-3)

More valence electrons (5-7)

8 valence electrons

4 valence electrons

• Few valance electrons (1-3)

• More valence electrons (5-7)

• 8 valence electrons

• 4 valence electrons

Multiple Choice

For some elements in groups, how can we determine the number of valence electrons they have just by looking at the periodic table?

• Not possible

• I have no clue

• No consistent way

• The group number they reside in

Match

Match the method of determining valence electrons with the result

• 1 valence electron

• 2 valence electrons

• Drop the 1

• 2 valence!

• Look up

Group 1

Group 2

Groups 13-18

Helium

Groups 3-12, Lanthanides/Actinides

• Group 1

• Group 2

• Groups 13-18

• Helium

• Groups 3-12, Lanthanides/Actinides

Drag and Drop

Fill in the blanks with all of the elements which could have 3 valence electrons​

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Drag these tiles and drop them in the correct blank above

B

Al

Ga

In

Tl

Be

Ge

Ir

Ti

As

Multiple Choice

Which of the Lewis Dot Structures is correct for argon?

• I

• II

• III

• IV

• V