Classification of Elements and Periodicity in Properties questions

826 published questions with worked solutions.

• Which of the following pairs represent 1^ st and 2^ nd most electronegativity elements of the periodic table respectively?
  MHT CET · Chemistry · Classification of Elements and Periodicity in Properties
• The halogen-halogen bond length is longest for
  MHT CET · Chemistry · Classification of Elements and Periodicity in Properties
• The order of electron affinity among halogen is
  MHT CET · Chemistry · Classification of Elements and Periodicity in Properties
• The tendency to form the anion X^ - is greatest with
  MHT CET · Chemistry · Classification of Elements and Periodicity in Properties
• The order HF < HCl < HBr < HI corresponds to which of the following properties
  MHT CET · Chemistry · Classification of Elements and Periodicity in Properties
• The elements which exits in the liquid state are
  MHT CET · Chemistry · Classification of Elements and Periodicity in Properties
• The electron affinity of noble gas is
  MHT CET · Chemistry · Classification of Elements and Periodicity in Properties
• As we move along the period, the atomic radii decreases. Which of the following group contradicts the above statement?
  MHT CET · Chemistry · Classification of Elements and Periodicity in Properties
• The highest ionization enthalpy in a period is shown by
  MHT CET · Chemistry · Classification of Elements and Periodicity in Properties
• The first ionization energies of the lighter elements of group 16 are _____ those of group 15 elements
  MHT CET · Chemistry · Classification of Elements and Periodicity in Properties
• Which of the following properties increases on going down from F to I in group 17 of the periodic table?
  MHT CET · Chemistry · Classification of Elements and Periodicity in Properties
• Which of the following inert gas has the highest ionization energy?
  MHT CET · Chemistry · Classification of Elements and Periodicity in Properties
• Gradual addition of electronic shells in the noble gases causes a decrease in their ________
  MHT CET · Chemistry · Classification of Elements and Periodicity in Properties
• Identify a metalloid from the following list of elements [MH CET 2015]
  MHT CET · Chemistry · Classification of Elements and Periodicity in Properties
• Which of the following represent noble gas configurations? [BHU 1995]
  MHT CET · Chemistry · Classification of Elements and Periodicity in Properties
• Which one of the following represents noble gas configuration?
  MHT CET · Chemistry · Classification of Elements and Periodicity in Properties
• Argon was discovered by
  MHT CET · Chemistry · Classification of Elements and Periodicity in Properties
• In the long form of the periodic table, the valence shell electronic configuration of 5s^25p^4 corresponds to the element present...
  MHT CET · Chemistry · Classification of Elements and Periodicity in Properties
• Which halogen has the highest value of negative electron gain enthalpy? [MHTCET 2017]
  MHT CET · Chemistry · Classification of Elements and Periodicity in Properties
• Identify a metalloid from the following list of elements. [MHTCET 2014]
  MHT CET · Chemistry · Classification of Elements and Periodicity in Properties

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