JEE MainChemistryStructure of AtomMCQ+4 / −1
Consider the ground state of Cr atom (Z = 24). The number of electrons with the azimuthal quantum numbers, l = 1 and 2 are respectively
- A16 and 4
- B12 and 5
- C12 and 4
- D16 and 5
More from Structure of Atom
- The wavelength of the radiation emitted when in a hydrogen atom electron falls from infinity to stationary state 1, would be (Rydberg constant = 1.097 107 m-1)2004 · MCQ
- Which one of the following sets of ions represents the collection of isoelectronic species? (Atomic nos. : F = 9, Cl = 17, Na = 11, Mg = 12, Al = 13, K = 19, Ca = 20, Sc = 21)2004 · MCQ
- The orbital angular momentum for an electron revolving in an orbit is given by . This momentum for an s-electron will be given by2003 · MCQ
- Which one of the following groupings represents a collection of isoelectronic species? (At. nos. : Cs : 55, Br : 35)2003 · MCQ
- In Bohr series of lines of hydrogen spectrum, the third line from the red end corresponds to which one of the following inter-orbit jumps of the electron for Bohr orbits in an atom of hydrogen2003 · MCQ
- The de Broglie wavelength of a tennis ball of mass 60 g moving with a velocity of 10 meters per second is approximately2003 · MCQ
- Uncertainty in position of a minute particle of mass 25 g in space is 10-5 m. What is the uncertainty in its velocity (in ms-1) (h = 6.6 10-34 Js)2002 · MCQ
- In a hydrogen atom, if energy of an electron in ground state is -13.6 eV, then that in the 2nd excited state is2002 · MCQ