Period number of the element indicates the value of

  • all shells
  • valence shell
  • 1st shell
  • 2nd shell

The ability of an atom to attract electrons towards itself is called

  • electron affinity
  • electronegativity
  • ionization energy
  • shielding effect

The average distance between the nucleus and outer shell is called

  • atomic size
  • nuclear size
  • shielding effect
  • atomic number

The horizontal rows of the periodic table are called

  • rows
  • periods
  • columns
  • groups

The shielding effect across the period

  • increases
  • decreases
  • becomes equal to above periods
  • remains same
0 h : 0 m : 1 s

Answered Not Answered Not Visited Correct : 0 Incorrect : 0