| | 1.) Maximum number of electrons in a subshell with l = 3 and n = 4 is
| | | | Options are: | | | A.) 14
| | | B.) 12
| | | C.) 19
| | | D.) 16
| | | | Correct Option: A | | | | | | | | | | 2.) The correct set of four quantum numbers for the valence electron of rubidium atom (Z = 37) is
| | | | Options are: | | | A.) 6,1,2+(1/2)
| | | B.) 5,2,0+(1/2)
| | | C.) 5,0,2+(1/2)
| | | D.) 5,0,0+(1/2)
| | | | Correct Option: D | | | | | | | | | | 3.) The correct set of four quantum numbers for the valence electron of rubidium atom (Z = 37) is
---------.
| | | | Options are: | | | A.) 5,0,1,(+1/2)
| | | B.) 5,0,0,(+1/2)
| | | C.) 6,1,0,(+1/2)
| | | D.) 4,0,1,(+1/2)
| | | | Correct Option: B | | | | | | | | | | | 4.) Identify the wrong statement in the following
| | | | Options are: | | | A.) Atomic radius of the elements decreases as one moves across from left to right in the 2nd period of
the
| | | B.) Amongst isoelectronic species, smaller the positive charge on the cation, smaller is the ionic
radius
| | | C.) Atomic radius of the elements increases as one moves down the first group of the periodic table
| | | D.) Amongst isoelectronic species, greater the negative charge on the anion, larger is the ionic radius
| | | | Correct Option: B | | | | | | | | | | 5.) The work function (Φ) of some metals is listed below. The number of metals which will show
photoelectric effect when light of 300 nm wavelength falls on the metal is:
Metal Li Na K Mg Cu Ag Fe Pt W
Φ(eV) 2.4 2.3 2.2 3.7 4.8 4.3 4.7 6.3 4.75
| | | | Options are: | | | A.) 4
| | | B.) 9
| | | C.) 13
| | | D.) 6
| | | | Correct Option: A | | | | | | | | |