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Atoms
Atomic Mass
Electron Configurations
Isotopes
Scientists
100
This particle is neutral.
What is neutrons?
100
Atomic mass is an __________ of the mass of all atoms of that element
What is average?
100
What are the locations where electrons are most likely to be found called?
What are orbitals?
100
What is the main difference between isotopes of the same element?
What is neutrons?
100
This scientist came up with the atomic structure that contained a nucleus surrounded by empty space
What is Rutherford?
200
This particle is not counted in the atomic mass.
What are electrons?
200
This percentage tells you how much of each isotope there is out of all atoms of an element.
What is abundance?
200
What is the extended configuration for Fluorine?
What is 1s2,2s2,2p5?
200
We identify isotopes by the number after the element name. What is that number?
What is mass number?
200
This scientist gave us the atomic theory
What is Dalton?
300
This is the name for all three (protons, neutrons, electrons) that are part of an atom
What is subatomic particles?
300
An element has 3 isotopes (78, 80, 85) and the atomic mass is 78.5 Which element has the highest abundance?
What is 78?
300
What is the extended electron configuration for Calcium?
What is 1s2,2s2,2p6,3s2,3p6,4s2?
300
How many neutrons does Yttrium-88 have?
What is 49 neutrons?
300
This scientist told us that atoms are indivisible and indestructible.
What is Democritus?
400
Rutherford used these two words to describe the nucleus
What is dense and positive?
400
What is the atomic mass of 15X (80.0%) and 17 X (20.0%)?
What is 15.4 amu?
400
What is the abbreviated configuration for Chlorine?
What is [Ne]3s2,3p5?
400
How many neutrons does Gold-197 have?
What is 118 neutrons?
400
This scientist told us that electrons fill up all up-spins at the same sublevel first.
What is Hund?
500
This particle cannot change in an element, or else you would have a different element.
What is protons?
500
What is the atomic mass of 12Y (90.0%), 15Y (5.6%), 10Y (4.4%)?
What is 12.08 amu?
500
What is the abbreviated configuration for astatine?
What is [Xe]4f14 5d10 6s2 6p5?
500
How many neutrons does Hassium-269 have?
What is 161?
500
This scientist told us that electrons will fill up the lowest energy level first
What is Aufbau?