Periodic Table & Trends

Periodic Table & Trends

Assessment

Flashcard

Chemistry

10th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the atomic radius?

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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