WorksheetsElectron configs & the Periodic Table Review
Total questions: 30
Worksheet time: 3hrs 30mins
Which group numbers of the periodic table are included in the “S-block”?
18
1 and 17
3-12
1 and 2
Which group on the periodic table is known as the noble gases?
17
18
1
2
Write the shorthand (noble gas) configuration for Gallium, atomic number 31. BE CAREFUL!!
[Ar]4s2 3d11
[Ar]4s2 3d10 3p1
[Ar]4s2 4d10 4p1
[Ar]4s2 3d10 4p1
Two electrons in the same orbital must have different spin quantum numbers to satisfy
the magnetic rule.
Hund's rule.
the Pauli exclusion principle.
the Aufbau principle.
Which quantum number designates the energy level that an electron occupies?
Principal
Angular
Magnetic
Spin
Which color of visible light has the shortest wavelength and therefore highest energy?
violet
blue
green
red
If electrons in an atom have the lowest possible energies, the electrons are in their
home base.
ground state.
excited state.
nuclear state.
Which of the following rules requires that each of the p orbitals at a particular energy level receive one electron before any of them can have two electrons? It is also know as the “empty bus seat” rule.
Hund's rule
Pauli exclusion principle
Aufbau principle
magnetic spin rule
How does the energy of an electron change when the electron moves closer to the nucleus?
increases
decreases
remains the same
how would I ever know that??!!
Which of the following elements is in the same period as Iron?
Potassium
Ruthenium
Mercury
Uranium
What is the name of the current model of the atom?
Bowling ball model
Plum pudding model
Planetary model
Quantum model
When the light from excited atoms of an element is passed through a prism, the distinct colored lines produced are like a fingerprint of the element and are called
line emission spectra
magnetic spectra
excited state spectra
visible spectrum
Which of the following is an alkaline earth metal?
Sodium
Iron
Magnesium
Lead
Which of the following is a halogen?
Sodium
Oxygen
Neon
Chlorine
Which of the following is a nonmetal?
bismuth
gallium
silicon
carbon
Which of the following is a transition metal?
Cesium
Aluminum
Lead
Manganese
The rule that states that an electron occupies the lowest available energy orbital available and is the reason we use our arrow diagram is
Hund's rule
Pauli exclusion principle
Aufbau principle
Magnetic spin rule
For an electron in an atom to change from the EXCITED state to an GROUND state,
energy must be gained
energy must be released
energy must remain constant
what is an electron?
Period numbers on the periodic table correlate to the
highest energy level with electrons in it.
total number of valence electrons.
sublevel.
total number of inner electrons.
What is the type of electromagnetic radiation with the highest energy and which type has the lowest energy?
highest--radio; lowest--red light
highest--gamma rays; lowest--radio waves
highest--violet light; lowest--gamma rays
highest--UV; lowest--microwaves
The letter designations for the first four sublevels, with the number of electrons that can be accommodated in each sublevel are
s: 1, p: 3, d: 5, and f: 7.
s: 1, p: 2, d: 3, and f: 4.
s: 2, p: 6, d: 10, and f: 14.
s: 1, p: 3, d: 10, and f: 14.
How many sublevels are in the second principal energy level?
1 (s only)
2 (s and p)
3 (s, p, d)
4 (s, p, d, f)
The number of orbitals for the f sublevel is
1
3
5
7
The letter "d" in the symbol 4d5 indicates the ____.
orbital shape (sublevel)
speed of an electron
spin of an electron
principle energy level
A region in an atom where there is a high probability of finding electrons is called a(n) ______________.
energy level
sublevel
nucleus
orbital
Which blocks (s, p, d, &/or f) are considered the “representative” or “main group” elements?
s only
p only
s and p
d and f
The periodic table is divided by a “staircase”. Nonmetals are ____ of that staircase.
left
right
just below
there are no stairs on the periodic table!
[Xe] 6s2 5d106p5
What period and group is this element in based on the electron configuration?
Period 7 Group 6
Period 6 Group 17
Period 5 Group 17
Period 6 Group 7
How many valence electrons? [Kr] 5s24d105p5
5
15
7
17
What is the correct shorthand (noble gas) configuration for Zirconium?
[Kr] 5s2 4d2
[Ar] 5s2 5d2
[Kr] 5s2 4d10 5p2
[Ar] 5s2 4d2
