Isotopes & Ions
Flashcard
•
Chemistry
•
9th Grade
•
Practice Problem
•
Hard
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19 questions
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1.
FLASHCARD QUESTION
Front
Negative ions are called
Back
Anions
2.
FLASHCARD QUESTION
Front
When an atom loses a valence electron, it becomes a(n) _____________ ion.
Back
positive
3.
FLASHCARD QUESTION
Front
Positive ions form when atoms _________ valence electrons.
Back
lose
4.
FLASHCARD QUESTION
Front
How many protons are in this element?
Back
79
5.
FLASHCARD QUESTION
Front
What charge does an atom have if it LOSES an electron?
Back
Positive (+)
6.
FLASHCARD QUESTION
Front
When an atom LOSES an electron it is a
Back
cation
7.
FLASHCARD QUESTION
Front
What is the number of protons?
Back
16
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