Review Chemistry
Flashcard
•
Chemistry
•
University
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the electron arrangement of sulfur?
Back
2.8.6
2.
FLASHCARD QUESTION
Front
What does it mean if an atom has a 2- charge?
Back
It has gained 2 electrons.
3.
FLASHCARD QUESTION
Front
What does it mean if an atom has a 2+ charge?
Back
It has lost 2 electrons.
4.
FLASHCARD QUESTION
Front
What is the atomic number of barium?
Back
56
5.
FLASHCARD QUESTION
Front
Which element is the most reactive metal?
Back
Francium.
6.
FLASHCARD QUESTION
Front
Define atomic number.
Back
The number of protons in the nucleus of an atom, which determines the element's identity.
7.
FLASHCARD QUESTION
Front
What is an ion?
Back
An atom or molecule that has gained or lost one or more electrons, resulting in a net charge.
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