What is the correct set of quantum numbers for a 3d electron ?
3, 2, 3, -1/2
3, 1, -1, +1/2
3, 2, 1, +1/2
None of these
In the photo electron emission, the energy of the emitted electron is
Smaller than that of the incident photon
Greater than that of the incident photon
Same as that of the incident photon
Proportional to the intensity of the incident photon
In an atom with 2K, 8L and 13M electrons,what will be the total number of 'p' electrons ?
12
6
4
2
Which one has the same unit that of Planck's constant ?
Energy
Work
Angular momentum
Linear momentum
Which of the following contradicts with bohr concept of orbit in an atom ?
Pauli's exclusion Principle
Hund's rule
(n + l) rule
Uncertainty principle
The wave length of spectral line for an electronic transition is inversely related to
The number of electrons undergoing the transition
The nuclear charge of the atom
The difference in the energy of the energy level involved in the transition
Electrons in various orbital are filled in the increasing order of
(n + s) value
(n + m) value
(n + l) value
(l + m) value
What is the maximum number of electrons in an atom that can have the quantum numbers n = 3, ml = +1 ?
8
16
Which orbital have zero electron density in xy plane ?
pz
dz2
dxy
dx2 - y2
The number of nodal planes in 2pz orbital is
Zero
One
Two
Infinity
