What is the wavelength of green light with a frequency of 3.20 x 1015 Hz? #7
9.38 x 10-8 m
# 16
Which sublevel has the most energy - 3s, 4s, 3p, 3s
4s
How many electrons can each orbital hold? #13
2
What is the full configuration for Kr? #18
1s2, 2s2, 2p6, 3s2, 3p6, 4s2, 3d10, 4p6
# 20.
What element is represented:
1s2, 2s2, 2p6, 3s2, 3p6, 4s2,3d9
copper
What is the frequency of an ultraviolet wave whose wavelength is 7.50 x 10-4 meters? #8
4 x 1011 Hz
Write the noble gas abbreviation for gold
[Xe]6s2,4f14,5d9
What law states that electrons must fill the lowest available energy levels first? #17
Aufbau principle
What is the full configuration of potassium?
1s2, 2s2, 2p6, 3s2, 3p6, 4s1
#12. What is the relationship between frequency and wavelength?
inverse
What is the energy of a photon whose frequency is 4.3 x 1016 Hz? #9
2.85 x 10-17 J
Out of the following orbitals, which is closest to the nucleus and the lowest energy?
4s, 1s, 2p, 3d
1s
What charge does an element that is an alkaline earth metal make? (What's it's oxidation number?)
+2
What is the noble gas abbreviation for Chlorine? #18
[Ne] 3s2, 3p5
When an electron gains energy and moves up an energy level, it is ______________
Excited
List the electromagnetic spectrum in order from lowest frequency to highest frequency. #5
Which type of sublevels are present in energy level 4? #15
s, p, d, f
What is Hund's rule? #17
1 electron must be placed up in each orbital before any orbital can have 2
Write the electron configuration for Ca. #18
1s2 2s2 2p63s23p64s2
When electrons fall back to the ground state, they release energy and produce a _____________ #24
line spectrum/atomic emission spectrum, PHOTON
What is the frequency of a wave whose energy is 1.25 x 108 J?
1.89 x 1041
How many electrons can each sublevel hold? #14
s-2, p-6, d-10, f-14
Which family on the periodic table has 8 electrons in its highest energy level? #18
noble gases 8A
What rule states that electrons must spin in opposite directions in an orbital? (an up and a down arrow) #17
Pauli exclusion principle
The energy it takes to remove an electron from an atom.
Ionization energy