Atomic Structure Review

Quiz
•
Science
•
6th - 9th Grade
•
Medium
Standards-aligned
Ben Cicon
Used 269+ times
FREE Resource
10 questions
Show all answers
1.
MATCH QUESTION
15 mins • 3 pts
Match the Following
Positively charged particles found in the nucleus of an atom.
Proton
A substance that cannot be broken down into simpler substances by chemical means.
Atom
Particles with a neutral charge found in the nucleus of an atom.
Neutron
The dense center of an atom containing protons and neutrons.
Element
The smallest unit of an element that keeps the element’s chemical properties.
Nucleus
Tags
NGSS.MS-PS1-1
2.
MATCH QUESTION
15 mins • 3 pts
A group of atoms held together by chemical forces.
Electron Shell
The electrons filling the outermost shell; react with other atoms.
Compound
A substance formed from two or more atoms chemically united in fixed proportions.
Molecule
Areas around the nucleus filled with electrons.
Electron
A negatively charged subatomic particle located around the nucleus of an atom.
Valence Electron
Tags
NGSS.MS-PS1-1
3.
MATCH QUESTION
15 mins • 3 pts
Elements that are malleable, ductile, and good conductors; typically shiny.
Metal
The average number of protons and neutrons in one atom of an element.
Family/Group
Vertical columns of elements that have the same amount of valence electrons.
Period
All known elements arranged in order by atomic number.
Periodic Table
Horizontal rows of elements that have the same number of electron shells.
Atomic Mass/Mass Number
4.
MATCH QUESTION
15 mins • 3 pts
Elements that are brittle, poor conductors, and have low melting and boiling points.
Noble Gas
An element that has properties that fall between metals and nonmetals.
Metalloid
Elements in group 18 that have very low reactivity.
Nonmetal
5.
REORDER QUESTION
15 mins • 5 pts
Using a periodic table (you can use the one in the textbook) order the following elements by mass number, least to greatest.
Thallium
Gallium
Boron
Radon
Hydrogen
6.
REORDER QUESTION
15 mins • 5 pts
Using a periodic table (you can use the one in the textbook) order the following elements by # of Electron Shells, least to greatest.
Strontium
Calcium
Dubnium
Sodium
Barium
7.
REORDER QUESTION
15 mins • 5 pts
Using a periodic table (you can use the one in the textbook) order the following elements by # of valence electrons, least to greatest.
Carbon
Barium
Potassium
Oxygen
Neon
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