Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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
Transcribed Image Text:### Atomic Structure and Properties of Subatomic Particles
Atoms contain three subatomic particles: **protons**, **electrons**, and **neutrons**.
The figure of a neutral atom shown color-codes each particle for visibility.
#### Figure
A diagram of a neutral atom is depicted with the following details:
- **A (center)**: This represents the nucleus of the atom, containing protons and neutrons.
- **B**: This arrow points to an electron, which orbits the nucleus.
- **C**: Another point indicating an electron, also orbiting the nucleus.
The visual representation helps in identifying and understanding the arrangement and properties of subatomic particles within an atom.
#### Explanation of Subatomic Particles
1. **Proton**
- **Charge**: +1
- **Location**: Nucleus
- **Mass**: Approximately the same mass as a neutron
2. **Neutron**
- **Charge**: No charge
- **Location**: Nucleus
- **Mass**: Approximately the same mass as a proton
3. **Electron**
- **Charge**: –1
- **Location**: Orbiting the nucleus
- **Mass**: Smallest mass of the three particles
#### Summary of Particle Properties
The layout of the diagram incorporates a system to make connections:
- **Particle labeled "A"**: Located in the nucleus, representing protons and neutrons.
- **Particle labeled "B"**: Has the smallest mass, denoting the electron.
- **Particle labeled "C"**: Carries -1 charge, indicating an electron.
- **Other labels indicate**:
- Smallest mass of the three particles.
- +1 charge.
- No charge.
- <1 charge for the electron.
Understanding this basic structure is crucial for delving into the more intricate aspects of atomic theory and chemistry. The diagram aids in visualizing and comprehending the spatial relationships and properties of the subatomic particles that constitute an atom.
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