Atomic Structure & History
Flashcard
•
Chemistry
•
10th Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What are the positive particles of an atom called?
Back
Protons
2.
FLASHCARD QUESTION
Front
What experiment led to the conclusion that atoms have a small, dense nucleus?
Back
Rutherford’s gold foil experiment
3.
FLASHCARD QUESTION
Front
According to Dalton's Atomic Theory, what are the indivisible units that make up all elements?
Back
Atoms
4.
FLASHCARD QUESTION
Front
What is the central region of an atom where neutrons and protons are located?
Back
Nucleus
5.
FLASHCARD QUESTION
Front
What is the atomic number of an element?
Back
The number of protons in the nucleus of an atom.
6.
FLASHCARD QUESTION
Front
What are neutrons?
Back
Neutrons are neutral particles found in the nucleus of an atom.
7.
FLASHCARD QUESTION
Front
What is the charge of an electron?
Back
Electrons have a negative charge.
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