Periodic Trends

Trends in the Periodic Table

Multiple Choice

How many valence electrons are every atom trying to obtain?

• 2

• 4

• 6

• 8

Multiple Choice

Atoms with few valence electrons (1-3) tend to do what with them?

• Lose them

• Gain more

• Do nothing

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

Multiple Choice

A Lewis Dot Diagram represents

• A single atom of an element

• The number of valence electrons

• The movements of the valence electrons

• All options

Reorder

Place the steps of making a Lewis Dot Diagram in the correct order

• Write element symbol

• Determine number of valence electrons

• Visualize/draw box around symbol

• Place one dot per side initially

• Add dots up to 2 per side until all are used

1

2

3

4

5

• 1
• 2
• 3
• 4
• 5

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 following would have 2 valence electrons

• Alkali metals

• Alkaline earth metals

• Halogens

• Noble Gasses

Multiple Choice

Which of the following elements will have 5 valence electrons?

• In

• Ge

• Sb

• Rn

• Cs

Multiple Select

What is the ionic charge of Li? Select both the number and the charge (+ or -).

• 1

• 2

• 3

• -

• +

Multiple Select

What is the ionic charge of O? Select both the number and the charge (+ or -).

• 1

• 2

• 3

• +

• -

Multiple Select

What is the ionic charge of Al (aluminum)? Select both the number and the charge (+ or -).

• 1

• 2

• 3

• +

• -

Multiple Select

What is the ionic charge of S? Select both the number and the charge (+ or -).

• 1

• 2

• 3

• +

• -

Multiple Select

What is the ionic charge of Si?

• 3+

• 3-

• 4+

• 4-

Match

Match the following elements with their charges

• Na

• Br

• O

• N

• Al

+1

-1

-2

-3

+3

• +1

• -1

• -2

• -3

• +3

Multiple Choice

Which are positive?

• cation

• anion

• atom

• molecule

Multiple Select

What are valence electrons?

• the outermost electrons

• The highest energy electrons

• the interior electrons

• middle core with protons and neutrons

Metals

• Metals are located on the left side of Periodic table. All elements highlighted with blue are metals.

• Shiny -Metallic Luster and Malleable (can be shaped)

• Ductile (Able to stretch into wire) and Good conductors of heat and electricity

• Solid at room temperature except mercury. An Example: Gold

Multiple Choice

Where are metals located on the periodic table?

• Right side of periodic table

• Left side of periodic table

• zig-zag line of periodic table

• none of the above

Multiple Select

Chose all properties of metal:

• Brittle

• Shiny

• Malleable

• Good Conductors

• Ductile

Non - Metals

• Located on the right side of Periodic table except Hydrogen. All elements highlighted with Yellow are non-metals.

• Dull ( NOT shiny)

• Brittle (crumbles)

• Not magnetic

• Insulators

• Can be solid , liquid or gas

• Example: Carbon

Multiple Choice

Where are non-metals located on the periodic table?

• Right side of periodic table

• Left side of periodic table

• zig-zag line of periodic table

• none of the above

Multiple Select

Chose all properties of

non-metal:

• Brittle

• Dull

• Malleable

• Good Conductors

• Insulator

Metalloids

• Located on the Zig-Zag line of Periodic table . All elements highlighted with Green are non-metals.

• Have properties of both metals and non-metal depending on the element

• Semiconductors

• Can be Shiny - Metallic luster

• Can be brittle

• Example: Silicon

Multiple Choice

Where are metalloids located on the periodic table?

• Right side of periodic table

• Left side of periodic table

• zig-zag line of periodic table

• none of the above

Multiple Select

Chose all properties of

metalloids:

• can be Brittle

• can be shiny

• can be Malleable

• Semi-conductor

• can be Insulator

Multiple Select

Chose all of the elements that are metals:

• Calcium (Ca)

• Zinc (Zn)

• Arsenic (As)

• Chlorine (Cl)

• Potassium (K)

Multiple Select

Chose all of the elements that are non-metals:

• Hydrogen (H)

• Copper (Cu)

• Arsenic (As)

• Chlorine (Cl)

• Silicon (Si)

Multiple Select

Chose all of the elements that are metalloids:

• Hydrogen (H)

• Carbon (C)

• Arsenic (As)

• Chlorine (Cl)

• Silicon (Si)