MEDIUM
JEE Main/Advance
IMPORTANT
Earn 100

Which of the following sets of quantum numbers are impossible for electrons from the given sets? Explain why in each case

Set n l m s
(i) 1 0 1 +12
(ii) 3 0 0 -12
(iii) 1 2 2 +12
(iv) 4 3 -3 +12
(v) 5 2 1 -12
(vi) 3 2 1 0

 

Important Questions on Structure of Atom

MEDIUM
JEE Main/Advance
IMPORTANT

Find the total spin and spin magnetic moment of following ion.

(i) Fe+3

(ii) Cu+

EASY
JEE Main/Advance
IMPORTANT
The element having no neutron in the nucleus of its atom is
MEDIUM
JEE Main/Advance
IMPORTANT
The ratio of the e/m (specific charge) values of an electron and an α-particle is -
MEDIUM
JEE Main/Advance
IMPORTANT
Rutherford's alpha particle scattering experiment eventually led to the conclusion that:
EASY
JEE Main/Advance
IMPORTANT
The fraction of volume occupied by the nucleus with respect to the total volume of an atom is:
HARD
JEE Main/Advance
IMPORTANT
The approximate size of the nucleus of  Ni2864 is:
MEDIUM
JEE Main/Advance
IMPORTANT
The MRI (magnetic resonance imaging) body scanners used in hospitals operate with 400 MHz radio frequency energy. The wavelength corresponding to this radio frequency is:
MEDIUM
JEE Main/Advance
IMPORTANT

Photon of which light has maximum energy?