PERIODICITY Review Honors

PERIODICITY Review Honors

Assessment

Flashcard

Chemistry

9th - 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.

2.

FLASHCARD QUESTION

Front

Which element has the smallest atomic radius: Sulfur, Chlorine, Aluminum, Sodium?

Back

Chlorine has the smallest atomic radius among these elements.

3.

FLASHCARD QUESTION

Front

What are metals?

Back

Metals are elements that are shiny, conduct electricity and heat, and are malleable and ductile.

4.

FLASHCARD QUESTION

Front

What is electronegativity?

Back

Electronegativity is a measure of how good an atom is at attracting electrons.

5.

FLASHCARD QUESTION

Front

What is the trend of atomic radius in a group of the periodic table?

Back

Atomic radius increases down a group due to the addition of energy levels.

6.

FLASHCARD QUESTION

Front

What is the trend of atomic radius across a period in the periodic table?

Back

Atomic radius decreases across a period from left to right due to increased nuclear charge.

7.

FLASHCARD QUESTION

Front

What are alkali metals?

Back

Alkali metals are the elements in Group 1 of the periodic table, known for being highly reactive.

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