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Questions and Answers
What is the Latin name for gold and what is its symbol?
What is the Latin name for gold and what is its symbol?
The Latin name for gold is Aurum and its symbol is Au.
Describe the primary difference between physical change and chemical change.
Describe the primary difference between physical change and chemical change.
The primary difference is that physical change affects the physical properties of matter without altering its chemical composition, while chemical change transforms one substance into different substances.
Who discovered the electron and what was one of the significant findings of this discovery?
Who discovered the electron and what was one of the significant findings of this discovery?
J.J. Thomson discovered the electron, and one significant finding was that an atom can be divided into smaller parts.
What is the Latin name for potassium, and how is it represented on the periodic table?
What is the Latin name for potassium, and how is it represented on the periodic table?
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List two elements and their corresponding Latin names from the provided table.
List two elements and their corresponding Latin names from the provided table.
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Study Notes
Chemistry Study Guide - November 25, 2024
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Latin Names of Elements
- Copper: Cuprum
- Gold: Aurum
- Lead: Plumbum
- Mercury: Hydrargyrum
- Potassium: Kalium
- Silver: Argentum
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Element Symbols
- Copper: Cu
- Gold: Au
- Lead: Pb
- Mercury: Hg
- Potassium: K
- Silver: Ag
Physical & Chemical Change
- Physical Change: A change where the physical properties of matter change (e.g., size, shape, state).
- Chemical Change: When one chemical substance is transformed into one or more different substances.
Protons, Neutrons, and Electrons
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J.J. Thomson (Electrons):
- Proved atoms are divisible.
- Discovered electrons while experimenting with cathode-ray tubes.
- Stated atoms are neutral.
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Description
This study guide focuses on Latin names and symbols of elements, alongside key concepts of physical and chemical changes. It also highlights the contributions of J.J. Thomson in the discovery of electrons. Test your knowledge on these crucial chemistry topics!
