Lewis Structures and Valence Electrons

Lewis Structures and Valence Electrons

Assessment

Interactive Video

Chemistry

9th - 10th Grade

Hard

Created by

Ethan Morris

FREE Resource

The video tutorial explains how to draw the Lewis structure for CHClO. It begins by identifying the valence electrons for each atom: carbon, hydrogen, chlorine, and oxygen. The tutorial then describes the placement of atoms based on electronegativity, with carbon as the central atom. It proceeds to form chemical bonds and adjust electrons to complete the octets for each atom. The video concludes by finalizing the Lewis structure, ensuring all atoms have a full outer shell.

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8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many valence electrons does carbon have in the CHClO Lewis structure?

8

2

4

6

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which atom is placed at the center of the CHClO Lewis structure?

Oxygen

Hydrogen

Carbon

Chlorine

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Where are hydrogen atoms typically placed in a Lewis structure?

Next to chlorine

Next to oxygen

On the outside

In the center

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many valence electrons are initially used to form chemical bonds in the CHClO structure?

10

4

8

6

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the total number of valence electrons available for the CHClO Lewis structure?

18

22

16

20

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which atom tends to form double bonds in the CHClO structure?

Oxygen

Carbon

Chlorine

Hydrogen

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is achieved by forming a double bond between carbon and oxygen in the CHClO structure?

Increased stability for hydrogen

Reduced valence electrons

Complete octet for carbon

Increased electronegativity

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many valence electrons does each atom have in the final CHClO structure?

8

7

9

6