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Electron Dot Diagram Worksheet

A Grade 9 science worksheet focusing on understanding and drawing electron dot diagrams for various elements.

Grade 9 Science ChemistryElectron Dot Diagram
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Includes

Multiple ChoiceFill in the BlanksShort AnswerTrue / FalseMatching

Standards

HS-PS1-1

Topics

chemistryelectron dot diagramvalence electronsLewis structures
7 sections · Free to use · Printable
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Electron Dot Diagram Worksheet

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Read each question carefully and provide accurate answers. For electron dot diagrams, ensure you correctly represent the valence electrons.

1. What do the dots in an electron dot diagram represent?

a

Protons

b

Neutrons

c

Valence electrons

d

Core electrons

2. How many valence electrons does an atom of Oxygen (O) have?

a

2

b

4

c

6

d

8

1. Electron dot diagrams are also known as   structures.

2. The maximum number of valence electrons an atom can have is  .

1. Draw the electron dot diagram for Nitrogen (N).

2. Explain why valence electrons are important in chemical bonding.

1. All elements in the same group on the periodic table have the same number of valence electrons.

T

True

F

False

2. Electron dot diagrams are used to show all electrons in an atom.

T

True

F

False

Match the element with its correct number of valence electrons.

1. Carbon (C)

 

a. 1

2. Neon (Ne)

 

b. 4

3. Sodium (Na)

 

c. 8