Periodic Table & Element Structure Vocabulary

Periodic Table & Element Structure Vocabulary

Assessment

Flashcard

Science

11th Grade

Practice Problem

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Created by

Victoria DeLarge

Used 1+ times

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29 questions

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1.

FLASHCARD QUESTION

Front

Atom

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Back

The smallest unit of an element that has all of the properties of that element; contains a nucleus within a surrounding electron cloud

2.

FLASHCARD QUESTION

Front

Atomic Mass

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Back

The weighted average mass of an element based on the abundances of the naturally occurring isotopes of that element

3.

FLASHCARD QUESTION

Front

Atomic Number

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Back

The number of protons found in the nucleus of an element, represented by the letter Z

4.

FLASHCARD QUESTION

Front

Atomic Radius

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Back

The distance from the nucleus of an atom to the outermost electron orbital, which is usually measured in picometers or angstroms

5.

FLASHCARD QUESTION

Front

Bohr Model

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Back

A model that was defined by Niels Bohr in 1913 and that shows the negatively charged electrons of the atom traveling around the positively charged nucleus in discrete circular orbits, much like the structure of the solar system

6.

FLASHCARD QUESTION

Front

Charge

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Back

May be positive, negative, or neutral; can be present on subatomic particles, atoms, or molecules; causes the object to interact with electromagnetic fields or other charged particles

7.

FLASHCARD QUESTION

Front

Covalent Bond

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Back

A form of chemical bond that is characterized by the sharing of pairs of electrons between atoms

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