Atomic Structure
Vocabulary
Elements
The Periodic Table
Miscellaneous
100
The three subatomic particles
What are protons, neutrons and electrons?
100
Elements that have more or less neutrons than an average atom.
What are isotopes.
100
Which of the following choices are examples of elements? a. water and air b. gases and solids c. gold and copper d. diamond and balloons
What are c. gold and copper?
100
This classification of elements reside in groups 3 through 12.
What are transition metals?
100
A model that shows where electrons reside in electron shells.
What is a Bohr Model?
200
An uncharged particle in an atom...
What is a neutron?
200
The smallest building block of matter.
What is an atom?
200
The largest naturally occurring element.
What is Uranium?
200
The classification of elements with full electron shells which make them stable and nonreactive.
What are Nobel Gases?
200
Element with 0 neutrons.
What is Hydrogen?
300
The atomic mass of an atom is based on this...
What is the sum of the proton and neutron.
300
A pure substance made of only one type of atom.
What is an element?
300
A metal element that is liquid at room temperature.
What is Mercury?
300
Vertical columns on the periodic table that show the number of valence electrons in the outer electron shell.
What is a group?
300
The resulting charge of an ion that gains electrons from another element's atom.
What is negative?
400
Atomic mass is the sum of these two particles in an atom.
What are protons and neutrons.
400
An atom that has lost or gained one or more electrons.
What is an ion?
400
A metalloid with 1 more electron that Antimony.
What is Tellurium?
400
Group 1's classification
What are Alkali Metals?
400
The atomic number rounded to the nearest whole number.
What is the Mass Number?
500
These identify the element.
What are protons?
500
The electrons in the outer most level of an atom
What are valence electrons?
500
An element with 6 energy levels and 3 electrons in the outer most shell.
What is Thallium?
500
Horizontal rows on the periodic table that show how many electron shells an element has.
What are periods?
500
The isotope Carbon-14 has this many neutrons.
What is 8.
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