Molecular Models and Their Limitations

Molecular Models and Their Limitations

Assessment

Interactive Video

Chemistry, Science, Biology

9th - 10th Grade

Hard

Created by

Patricia Brown

FREE Resource

The video tutorial explores the limitations of different molecular modeling techniques, including dot and cross diagrams, ball and stick models, and 2D displayed formulas. Each model's advantages and disadvantages are discussed, focusing on aspects like electron movement visibility, 3D arrangement, and relative size representation. The tutorial aims to help students evaluate these models' effectiveness in representing molecular structures.

Read more

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary focus of the video tutorial?

The future of chemical bonding

The history of molecular chemistry

The limitations of molecular models

The applications of organic chemistry

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a key advantage of dot and cross diagrams?

They are easy to draw

They display the relative size of atoms

They illustrate the movement of electrons

They show the 3D arrangement of atoms

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a disadvantage of dot and cross diagrams?

They are too complex

They do not show the 3D arrangement

They are not accurate for large molecules

They require special software

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is an advantage of ball and stick models?

They are cost-effective

They accurately depict electron movement

They are easy to construct

They show the 3D arrangement of molecules

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a limitation of ball and stick models?

They are not widely used

They are too simplistic

They fail to show electron movement

They are not 3D

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What do 2D representations, like displayed formulas, primarily show?

The chemical reactivity

The electron cloud distribution

The connections between atoms

The 3D structure of molecules

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a disadvantage of 2D representations?

They are not suitable for small molecules

They require advanced tools

They do not show the 3D arrangement

They are difficult to understand

Create a free account and access millions of resources

Create resources
Host any resource
Get auto-graded reports
or continue with
Microsoft
Apple
Others
By signing up, you agree to our Terms of Service & Privacy Policy
Already have an account?