NEW
Font size
WorksheetsChemistry Electrons Review
Total questions: 16
Worksheet time: 14mins
The color of orange within the visible light spectrum has a wavelength of 620nm. What is the frequency of orange light? (Don’t forget the wavelength has to be in meters!)
4.8 x 10 ^14 Hz
4.838 x 10^14 Hz
5.48 x 10^16 Hz
186 Hz
Which neutral element has the following electron configuration?
1s2 2s2 2p6 3s2 3p4
Oxygen
Neon
Sulfur
Argon
What is the electron configuration for Cu?
1s2 2s2 2p6 3s2 3p6 4s2 3d9
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d9
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s1 4d10
1s2 2s2 2p6 3s2 3p6 4s1 3d10
In the Bohr model of the atom, what is the maximum number of electrons in the first shell?
2
4
8
32
Which kind of rays has the greatest frequency?
UV lights
X-Rays
Gamma Rays
Radio Waves
How many valence electrons does Selenium (Se) have?
6
3
5
7
When an electron changes its orbit from outer to inner, energy is...
absorbed
remains constant
released
no change
What shape is sublevel p?
spherical
cloverleaf
propellor
anything else
What is the frequency of light if its wavelength is 5.55 × 10−7 m?
5.41 x 10^14 Hz
5.4 x 10 ^14 Hz
5.004 x 10^13 Hz
5.405 x 10^14 Hz
Select the correct order of waves on the Electromagnetic Spectrum
Visible, Micro, Infra, Ultra, X-ray, Gamma, Radio
Radio, Micro, Visible, Infra, X-ray Ultra, Gamma
Gamma, X-ray, Ultra, Vis, Infra, Micro, Radio
Radio, Micro, Infra, Visible, Ultra, X-ray, Gamma
How many dots are in the electron dot diagram of Neon?
2
4
6
8
What energy level is the element Cerium (Ce) in?
2s
4f
3d
5p
How many orbitals are in the D block?
5
1
7
3
Which of the following colors of visible light has the longest wavelength?
Red
Blue
Yellow
Purple
Which of the following does the orbital diagram above represent?
Potassium
Sulfur
Manganese
Nickel
How much energy does an electron lose when it emits a photon with a frequency of 6.55 x 1015 Hz?
4.342 x 10-19 J
4.343 x 10-18 J
4.34 x 10-18 J
4.34 x 10-19 J
