Classification of Elements and Periodicity in Properties questions

826 published questions with worked solutions.

• Which of the following is a metalloid?
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• According to IUPAC nomenclature, a newly discovered element has been named as Uun. The atomic number of the element is
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• Mendeleef's Periodic Table is upset by the fact that
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• Which of the following is the atomic number of a metal?
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• Which one of the following belongs to representative group of elements in the Periodic Table?
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• The basis of keeping the elements in the groups of The Periodic Table is
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• The smallest among the following ions is
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• Which is the correct order of ionic sizes? (At. no.: Ce = 58, Sn = 50, Yb = 70 and Lu = 71)
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• Which of the following ion is the smallest ion?
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• In third row of Periodic Table, the atomic radii from Na to Cl
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• When the first ionisation energies are plotted against atomic number, the peaks are occupied by
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• Which of the following isoelectronic ions has lowest ionisation energy?
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• The ionisation energy of nitrogen is larger than that of oxygen because of
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• The first ionisation potential (eV) of Be and B respectively are
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• Ionisation potential is lowest for
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• A sudden large jump between the values of second and third ionisation energies of an element would be associated with the...
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• If the IP of Na is 5.48 eV, the ionisation potential of K will be
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• As one moves along a given row in the Periodic Table, ionisation energy
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• Which of the following elements will have the lowest first ionisation energy?
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• The first ionisation energy of lithium will be
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties

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