Electron Configuration
Electron configuration for Li
What is 1s2 2s2 ?
Name the element: 1s2 2s2 2p6 3s2
What is Mg?
Four letters that represent the subshells
What are s, p, d, f ?
The dense, central core of an atom that contains protons and neutrons.
What is the nucleus?
The total number of protons and neutrons in an atom.
What is the Mass Number, A?
Shorthand electron configuration of Ca
What is [Ar] 4s2 ?
Name the element: 1s2 2s2 2p6 3s2 3p3
What is P?
The maximum number of electrons in a p subshell
What is 6?
One of the 18 vertical columns of elements in the periodic table.
What is a group?
An element in Group 8A of the periodic table.
What is a noble gas?
Shorthand electron configuration of Zn
What is [Ar] 4s2 3d10 ?
Name the element: 1s2 2s2 2p6 3s2 3p6 4s2 3d6
What is Fe?
True or False: electron energies are quantized
True
Bonus [300pts]: What does quantized mean?
Atoms with identical atomic numbers but different mass numbers.
What are isotopes?
Number of valence electrons in Group 7A elements.
What is 7?
Electron configuration of Ni
What is 1s2 2s2 2p6 3s2 3p6 4s2 3d8 ?
Name the element: 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d2
What is Zr?
A region of space within an atom where an electron in a given subshell can be found.
What is an orbital?
Cobalt used in cancer treatment has Z=27 and A=60. How many protons, neutrons, and electrons are in these cobalt atoms?
27 Protons
27 Electrons
33 Neutrons
Shorthand electron configuration of Ag
What is [Kr] 5s2 4d9 ?
Name the element: [Xe] 6s2 4f14 5d9
What is Au?
Electrons in the same orbital must have opposite ________.
What is spin?
The outermost electron shell of an atom.
What is a valence shell?
Gallium has two naturally occurring isotopes: 60.4% is Ga-69 (mass = 68.9257amu) and 39.6% is Ga-71 (mass = 70.9248amu). Calculate the average atomic weight for Gallium.
What is 69.7 amu