WorksheetsElectron Configuration, Orbitals, and EMS Practice
Total questions: 16
Worksheet time: 24mins
What electron configuration matches an oxygen (O) atom?
What is the electronic configuration of iron (Fe)?
What is the noble gas configuration for Barium?
[Xe]5s2
[Kr] 5s2
[Xe] 6s2
[Kr] 6s2
This orbital diagram represents
Nitrogen
Oxygen
Carbon
Neon
What is incorrect about this orbital diagram?
Both arrows in the 2p box should be pointing up
There are too many electrons in the 1s orbital
In the 2p boxes, there should only be 1 electron in the first 2p box and one in the 2nd 2p box
All the arrows should be pointing up
What is the lowest possible energy level that an electron can occupy?
Lower energy level
Ground State
Excited State
Depressive State
Each element produces its own pattern of emission spectra lines because each element has its own distinct
Speed of light
Electron configuration
Number of neutrons
None of these
What causes an electron to leave its ground state and jump to an excited state?
Absorption of a photon
emission of a photon
absorption of an electron
Emission of an electron
On the continuous spectrum, which color has the longest wavelength
Blue
Green
Red
Yellow
Which color on the continous spectrum has the highest energy?
Red
Green
Blue
Violet
How are emission spectra formed?
When photons are absorbed and electrons return to a lower energy level
When photons are absorbed and electrons are promoted to a higher energy level
When photons are emitted and electrons are promoted to a higher energy level
When photons are emitted and electrons return to a lower energy level
As energy increases, wavelength __________.
increases
decreases
