Fall Final Review
Flashcard
•
Chemistry
•
10th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is Bohr’s model of the atom?
Back
Bohr’s model of the atom describes electrons orbiting the nucleus in quantized energy levels, improving upon Rutherford's model by introducing the concept of quantized states.
2.
FLASHCARD QUESTION
Front
What is an electrolyte?
Back
An electrolyte is a substance that dissociates into ions in solution, allowing it to conduct electricity. An example is salt (NaCl) dissolved in water.
3.
FLASHCARD QUESTION
Front
What does the Kinetic Molecular Theory state about gas particles and temperature?
Back
According to the Kinetic Molecular Theory, as the temperature increases, the speed of gas particles increases.
4.
FLASHCARD QUESTION
Front
What subatomic particles are found in the nucleus of an atom?
Back
The nucleus of an atom contains protons and neutrons.
5.
FLASHCARD QUESTION
Front
How does an ion differ from a neutral atom?
Back
An ion differs from a neutral atom in that it has a different number of electrons. For example, a magnesium ion (Mg²⁺) has fewer electrons than a neutral magnesium atom.
6.
FLASHCARD QUESTION
Front
What is the significance of quantized energy levels in Bohr’s model?
Back
Quantized energy levels explain why electrons can only occupy certain energy states and why they emit or absorb specific wavelengths of light.
7.
FLASHCARD QUESTION
Front
What is the difference between a strong electrolyte and a weak electrolyte?
Back
A strong electrolyte completely dissociates into ions in solution, while a weak electrolyte only partially dissociates.
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