What is the atomic radius?
Periodic Trends...use your notebook to take notes, ask questions

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Chemistry
•
10th - 11th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A measure of the size of an atom.
2.
FLASHCARD QUESTION
Front
Which atom has the largest atomic radius?
Back
Francium.
3.
FLASHCARD QUESTION
Front
What trend occurs in atomic radius as you move across a period in the periodic table?
Back
Atoms tend to get smaller.
4.
FLASHCARD QUESTION
Front
What causes the decrease in atomic radius across a period?
Back
The increase in the number of protons in the nucleus.
5.
FLASHCARD QUESTION
Front
What is ionization energy?
Back
The amount of energy required to remove an electron from an atom.
6.
FLASHCARD QUESTION
Front
Which element has a higher ionization energy than arsenic (As)?
Back
Neon (Ne).
7.
FLASHCARD QUESTION
Front
What trend occurs in ionization energy as you move down a group in the periodic table?
Back
Ionization energy generally decreases.
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