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If the wavelength of the infrared rays is 3.0 × 10-5 m .What is its frequency in (HZ)?
6
32
Os
Aufbau principle
1s2 2s2 2p6 3s2 3p6 4s2 3d1
Kr5s24d10
1.0 ×10 to the power of -13
2d
Using noble-gas notation, what is the ground-state electron configuration of Cd (atomic number 48)?
6
32
Os
Aufbau principle
1s2 2s2 2p6 3s2 3p6 4s2 3d1
Kr5s24d10
1.0 ×10 to the power of -13
2d
How many electrons total can reside in p orbital level?
6
32
Os
Aufbau principle
1s2 2s2 2p6 3s2 3p6 4s2 3d1
Kr5s24d10
1.0 ×10 to the power of -13
2d
What sublevel is not found in the quantitative description of the atom?
6
32
Os
Aufbau principle
1s2 2s2 2p6 3s2 3p6 4s2 3d1
Kr5s24d10
1.0 ×10 to the power of -13
2d
What is the element that has the ground-state electron configuration Xe6s24f145d6?
6
32
Os
Aufbau principle
1s2 2s2 2p6 3s2 3p6 4s2 3d1
Kr5s24d10
1.0 ×10 to the power of -13
2d
What states that each electron occupies the lowest available energy orbit?
6
32
Os
Aufbau principle
1s2 2s2 2p6 3s2 3p6 4s2 3d1
Kr5s24d10
1.0 ×10 to the power of -13
2d
What is the complete electron configuration of a scandium atom (atomic mass 21)?
6
32
Os
Aufbau principle
1s2 2s2 2p6 3s2 3p6 4s2 3d1
Kr5s24d10
1.0 ×10 to the power of -13
2d
What is the maximum theoretical number of electrons related to the fifth principal energy level of an atom?
6
32
Os
Aufbau principle
1s2 2s2 2p6 3s2 3p6 4s2 3d1
Kr5s24d10
1.0 ×10 to the power of -13
2d
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