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Valence Electrons and Lewis Diagram

Authored by Charles Martinez

Chemistry

9th - 12th Grade

NGSS covered

Valence Electrons and Lewis Diagram
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25 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which of the following describes a valence electron?

Outermost from nucleus

Most energetic

Determines chemical properties and bonding

All options

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

How many valence electrons are every atom trying to obtain?

2

4

6

8

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

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

Lose them

Gain more

Do nothing

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

4.

MATCH QUESTION

1 min • 1 pt

Match the following valance electron trends to their correct response.

4 valence electrons

Lose them

8 valence electrons

Lose or Gain

More valence electrons (5-7)

Keep them

Few valance electrons (1-3)

Gain them

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

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

Tags

NGSS.HS-PS1-1

6.

MATCH QUESTION

1 min • 1 pt

Match the method of determining valence electrons with the result

Group 2

2 valence!

Groups 3-12, Lanthanides/Actinides

1 valence electron

Groups 13-18

2 valence electrons

Group 1

Look up

Helium

Drop the 1

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

A Lewis Dot Diagram represents

A single atom of an element

The number of valence electrons

The movements of the valence electrons

All options

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