Atomic Theory and Chemical Laws

Atomic Theory and Chemical Laws

Assessment

Interactive Video

Chemistry, Science

9th - 12th Grade

Hard

Created by

Olivia Brooks

FREE Resource

The video explores the historical connection between alchemy and science, focusing on the evolution of scientific theories. It discusses the phlogiston theory and its challenges, Lavoisier's law of conservation of mass, Dalton's atomic theory, and Proust's law of definite proportions. The video also explains the law of multiple proportions, providing examples and encouraging student interaction to deepen understanding.

Read more

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What was the primary goal of alchemy in historical contexts?

To create new elements

To understand the structure of atoms

To achieve immortality and turn base metals into gold

To develop modern chemistry

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What did the phlogiston theory attempt to explain?

The process of photosynthesis

The phenomenon of combustion

The formation of acids

The behavior of gases

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which scientist is credited with the law of conservation of mass?

Joseph Proust

Robert Boyle

John Dalton

Antoine Lavoisier

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does Dalton's atomic theory primarily focus on?

The existence of isotopes

The wave nature of electrons

The chemical bonding of molecules

The indivisibility of atoms

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the law of multiple proportions state?

Elements combine in fixed ratios to form compounds

Elements can form multiple compounds with different ratios

Compounds have variable compositions

Mass is conserved in chemical reactions

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the key idea behind Proust's law of definite proportions?

Mass is conserved in chemical reactions

Compounds always contain the same elements in the same proportions by mass

Compounds have variable compositions

Elements can form multiple compounds with different ratios

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which compound is used as an example to illustrate the law of definite proportions?

Ammonia

Sodium chloride

Methane

Water

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?