Atomic structure
Flashcard
•
Science
•
9th Grade
•
Practice Problem
•
Hard
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16 questions
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1.
FLASHCARD QUESTION
Front
What is atomic mass?
Back
The weighted average mass of an element's isotopes, measured in atomic mass units (amu).
2.
FLASHCARD QUESTION
Front
What is the atomic mass of Boron?
Back
11
3.
FLASHCARD QUESTION
Front
How many protons does Boron have?
Back
5
4.
FLASHCARD QUESTION
Front
What are protons?
Back
Subatomic particles with a positive charge found in the nucleus of an atom.
5.
FLASHCARD QUESTION
Front
What is electronegativity?
Back
A measure of the tendency of an atom to attract a bonding pair of electrons.
6.
FLASHCARD QUESTION
Front
Identify the most electronegative element.
Back
Fluorine.
7.
FLASHCARD QUESTION
Front
What is the atomic mass of Arsenic?
Back
75.
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