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Atoms Vocab

Atoms Vocab

Assessment

Flashcard

Other

KG - University

Practice Problem

Hard

Created by

Wayground Content

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19 questions

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1.

FLASHCARD QUESTION

Front

ATOM: The smallest _____ of matter that retains all properties of the element.

Back

unit

2.

FLASHCARD QUESTION

Front

ATOMIC MASS UNIT: An SI unit (amu), equal to 1.66 x 10 −24 g, almost the mass of 1 ________ or ________ for measuring the _______ of atoms.

Back

proton neutron mass

3.

FLASHCARD QUESTION

Front

ATOMIC NUMBER: The number of _______ in an atom. A different atomic number defines each ______.

Back

protons element

4.

FLASHCARD QUESTION

Front

MOLECULE: A group of ________, joined by chemical bonds.

Back

atoms

5.

FLASHCARD QUESTION

Front

CHEMICAL BOND: When two or more ______ share some of their ______. This binds them into a molecule.

Back

atoms electrons

6.

FLASHCARD QUESTION

Front

ELEMENT: A substance made of one kind of ______.

Back

atom

7.

FLASHCARD QUESTION

Front

ELECTRON: A negatively charged particle in an atom. Has almost no ____ and is the only part active in ________ reactions.

Back

mass chemical

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