Ions and Ionic Compounds
Flashcard
•
Science
•
7th - 8th Grade
•
Practice Problem
•
Hard
Wayground Content
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16 questions
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1.
FLASHCARD QUESTION
Front
What ions does table salt contain?
Back
Na+ and Cl-
2.
FLASHCARD QUESTION
Front
What is the ionic charge of elements in Group 13 of the periodic table?
Back
+3
3.
FLASHCARD QUESTION
Front
Why are ions formed?
Back
Because atoms want 8 valence electrons.
4.
FLASHCARD QUESTION
Front
What is the ionic charge of elements in Group 2 of the periodic table?
Back
+2
5.
FLASHCARD QUESTION
Front
An atom becomes _________ when it gains electrons.
Back
Negative
6.
FLASHCARD QUESTION
Front
What is an ion?
Back
An atom or molecule that has a net electric charge due to the loss or gain of one or more electrons.
7.
FLASHCARD QUESTION
Front
What is a cation?
Back
A positively charged ion, formed when an atom loses electrons.
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