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Structure
Structure 2
Radioactivity
Atomic Mass
Feimster
100
Atoms are composed of 3 particles
What are protons, neutrons, and electrons
100
How many electrons are held in the 1st energy level
What is 2
100
The process in which unstable atomic nuclei emit particles and energy
What is radioactivity
100
Electrons in the outer most energy level
What is valence electrons
100
What is the mass of Element number 70
What is 173.04
200
Protons have a _____ charge
What is positive (+1)
200
______ are atoms of the same element (same number of protons) that have a different number of nuetrons in the nucleus.
What is isotope
200
an atom containing and unstable nuclei
What is radioisotope
200
The weighted average of the mass numbers of an elements isotopes.
What is atomic mass
200
Who was the first round pick of the the Carolina Panthers this year (8th Pick)?
What is Christian McCaffery
300
The ______ tells us the number of protons in an atom
What is atomic number
300
Represents the number of protons and neutrons in the nucleus and the number of electrons in each of the 7 energy levels
What is bohr diagram
300
When an atom emits an alpha particle (helium)
What is alpha decay
300
How many valence electrons are in column 15 of the periodic table.
What is 5 valence electrons
300
The movie 'It' is based on a book, Who is the author
What is Stephen King
400
changing the number of _____ changes the atom number (and therefor the element)
What is protons
400
How many electrons are held in the 3rd energy level
What is 18
400
An electron is released and a neutron turns into a proton (add a proton)
What is beta decay
400
the tendency of atoms to give, take, or share electrons so there are 8 electrons in its outermost energy level
What is octet rule
400
Which country has the most germs
What is Germany
500
The atomic mass is equal to the number of _____ plus the number of ______.
What is protons and neutrons
500
Represents the element symbol and the number of valence electrons
What is Electron dot diagram
500
radiation that occurs naturally in the environment
What is background radiation
500
New electrons are filling the s orbital in columns __ and ___, new electrons are filling the p orbitals in columns __ through __.
What is 1 and 2, 13 through 18.
500
impossible is nothing
What is Adidas