CBSE
Gujarat Board
Haryana Board
Class 10
Class 12
The angular momentum of electrons in d orbital is equal to
0 h
A.
Angular momentum of electrons in d- orbital isÂ
Angular momentum of electrons in d- orbital isÂ
What is the maximum number of orbitals that can be identified with the following quantum numbers?
n=3,Â l =1, m_{1} = 0
1
2
3
4
A.
1
The value of n=3 andÂ l =1 suggest that it is a 3p orbital while the value of m_{1} = 0 [magnetic quantum number] shows that the given 3p orbital is 3p_{z} in nature.
Hence, the maximum number of orbitals identified by the given quantum number is only 1, i.e. 3p_{z}.
The value of n=3 andÂ l =1 suggest that it is a 3p orbital while the value of m_{1} = 0 [magnetic quantum number] shows that the given 3p orbital is 3p_{z} in nature.
Hence, the maximum number of orbitals identified by the given quantum number is only 1, i.e. 3p_{z}.
Calculate the energy in joule corresponding to light of wavelength 45mm: (Planck's constant h=6.63 x10^{-34})Js; speed of light c= 3 x 10^{8} ms^{-1})
6.67 x 10^{15}
6.67 x 10^{11}
4.42 x 10^{-15}
4.42 x 10^{-18}
D.
4.42 x 10^{-18}
The wavelengthÂ of light isÂ related to its energy by the equation,
The wavelengthÂ of light isÂ related to its energy by the equation,