Which orbital of the following has a principal quantum number of 3 and an angular momentum quantum number of 27
A. 3s
B. 3d
C. 4f
D. 3f
Which of the following has the highest energy?
A. gamma rays
B. X-rays
C. Ultra-violet radiation
D. radio waves
All of the following elements are correct for atomic orbitals except
A. p-sub energy level has 3 orbitals
B. s-orbital has spherical shape
C. energy of 4s is less than that of 4d
D. All d orbitals have 4 lobes
How many orbitals are allowed for principal quantum number (n) of 3?
A. 9
B. 8
C. 6
D. 4
Which of the following orbitals are degenerate in a multielectron atom?
A. 3d orbitals
B. 3s, 3p, 3d orbitals
C. 1s, 2s orbitals
D. 2d orbitals
Select the arrangement of electromagnetic radiation which starts with the lowest energy and increases to greatest energy.
A. radio, visible, infrared, visible, ultraviolet
B. microwave, infrared, visible, ultraviolet
C. visible, ultraviolet, infrared, gamma rays
D. X-radiation, visible, infrared, microwave
A radio station broadcasts music at 99.1 MHz. The wavelength of these waves is
A. 1.88 x 10-2 m
B. 0.330 m
C. 3.03 m
D. 5.33 x 102 m
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