Podcast
Questions and Answers
According to atomic theory, matter is composed of particles called ____.
According to atomic theory, matter is composed of particles called ____.
- Molecules
- Protons
- Electrons
- Atoms (correct)
When did atomic theory gain widespread acceptance in the scientific community?
When did atomic theory gain widespread acceptance in the scientific community?
- 19th century (correct)
- 18th century
- 21st century
- 20th century
Who applied the term 'atom' to the basic units of mass of the chemical elements?
Who applied the term 'atom' to the basic units of mass of the chemical elements?
- Niels Bohr
- J.J. Thomson
- John Dalton (correct)
- Ernest Rutherford
What is the origin of the term 'atom'?
What is the origin of the term 'atom'?
What are particles that are truly indivisible referred to as?
What are particles that are truly indivisible referred to as?
Study Notes
Atomic Theory and Matter
- Matter is composed of particles known as atoms.
- Atomic theory gained widespread acceptance in the scientific community during the early 19th century, particularly after John Dalton's work.
Key Contributors and Terminology
- The term 'atom' was applied to the basic units of mass of chemical elements by John Dalton in the early 1800s.
- The word 'atom' originates from the Greek word 'atomos', meaning indivisible.
Indivisible Particles
- Truly indivisible particles are referred to as fundamental particles.
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Description
Test your knowledge of atomic theory and its historical development with this challenging quiz. Explore the concepts behind atoms, their behaviors, and how they interact with each other. Put your scientific knowledge to the test and see how well you understand this fundamental theory of matter.
