What is the atomic radius?
Periodic Table & Trends

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•
Chemistry
•
10th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The atomic radius is the distance from the nucleus of an atom to the outermost shell of electrons. It generally increases down a group and decreases across a period.
2.
FLASHCARD QUESTION
Front
Which element has the largest atomic radius in Group 18?
Back
Radon (Rn) has the largest atomic radius in Group 18.
3.
FLASHCARD QUESTION
Front
What is electronegativity?
Back
Electronegativity is a measure of the tendency of an atom to attract a bonding pair of electrons. It increases across a period and decreases down a group.
4.
FLASHCARD QUESTION
Front
Which element has the largest electronegativity in the halogens?
Back
Fluorine (F) has the largest electronegativity among the halogens.
5.
FLASHCARD QUESTION
Front
Which element has the lowest electronegativity in Period 3?
Back
Argon (Ar) has the lowest electronegativity in Period 3.
6.
FLASHCARD QUESTION
Front
Which alkaline-earth metal has the smallest electronegativity?
Back
Radium (Ra) has the smallest electronegativity among the alkaline-earth metals.
7.
FLASHCARD QUESTION
Front
Which halogen has the smallest electronegativity?
Back
Astatine (At) has the smallest electronegativity among the halogens.
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