Explore the development of atomic theory, tracing its origins from Democritus's concept of 'atomos' to Dalton's atomic theory and laws of chemical combination. Witness the discovery of subatomic particles like electrons, protons, and neutrons, and delve into the advancements of quantum mechanics, which revolutionized our understanding of atomic structure and electron behavior.
see more1
5
Want to create maps from your material?
Enter text, upload a photo, or audio to Algor. In a few seconds, Algorino will transform it into a conceptual map, summary, and much more!
Try Algor
Click on each Card to learn more about the topic
1
Meaning of 'atomos' in ancient philosophy
Click to check the answer
2
19th-century scientist who developed atomic theory
Click to check the answer
3
Dalton's observation leading to atomic theory
Click to check the answer
4
The law of multiple proportions suggests that when elements create multiple compounds, the masses of one element that combine with a fixed mass of another element are in ratios of ______ ______ ______.
Click to check the answer
5
______ ______ used the examination of compounds like water and carbon dioxide to provide ______ evidence for his atomic theory.
Click to check the answer
6
Dalton's theory was supported by the observation that the mass ratios of elements combining in compounds were consistent with the concept of ______, ______ atoms.
Click to check the answer
7
Year electron discovered
Click to check the answer
8
Significance of electron discovery
Click to check the answer
9
The nuclear model proposed by ______, ______, and ______ replaced the ______ model, which assumed a spread-out positive charge with electrons inside.
Click to check the answer
10
The experiment by Rutherford and his colleagues proved that the nucleus could deflect ______ particles, confirming its dense and massive nature.
Click to check the answer
11
Bohr's model year of introduction
Click to check the answer
12
Bohr's model relation to quantum theory
Click to check the answer
13
Significance of Moseley's X-ray experiments
Click to check the answer
14
The identification of the ______ is credited to ______ ______, who in ______ discovered positively charged particles known as hydrogen nuclei.
Click to check the answer
15
Key contributors to quantum mechanics in the 1920s
Click to check the answer
16
Significance of Schrödinger's wave equation
Click to check the answer
17
Heisenberg uncertainty principle
Click to check the answer
Physics
Understanding Subatomic Particles
View documentChemistry
Atomic Structure and Isotopic Diversity
View documentPhysics
Visualizing Atoms and Their Properties
View documentChemistry
The Development of Atomic Theory
View document