Electron Dot Diagrams

Which of these is correct?

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• 
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Tags

NGSS.MS-LS1-6

How many valence electrons does carbon have?

• 4

• 5

• 6

• 7

Tags

NGSS.MS-PS1-1

USE THE PERIODIC TABLE

How many valence electrons does Phosphorus have?

• 31

• 5

• 15

• 4

How many valence electrons does Aluminum Have?

• 1 Valence electron

• 2 Valence electron

• 3 Valence electron

• 4 Valence electron

• 5 Valence electron

This is a correct dot diagram for neon (Ne)

• true

• false

Tags

NGSS.MS-PS1-1

How many electrons should sodium, atomic number 11, have around its Lewis dot model?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-1

How would you draw a Lewis dot diagram for Magnesium?

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• 
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What is the goal of the Lewis Dot Structure?

• To determine the electron position.

• To show the element's valence electrons & bonding capabilities.

• To find the atomic mass of an element.

• To search for the number of electrons in an individual atom.

Tags

NGSS.HS-PS1-1

What's a valence electron?

• electrons in the second energy level
• electrons in the outermost energy level
• the atomic number
• electrons in the first level

Tags

NGSS.MS-PS1-1

How many electrons should Boron have around its Lewis dot model?

• 1

• 2

• 3

• 4