Classification of Elements and Periodicity in Properties questions

826 published questions with worked solutions.

• Which of the following ions has the highest ionic radius?
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• The element having the lowest ionisation energy among the following is:
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• The set representing the correct order of ionic radius is:
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• The screening effect of d-electrons is:
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• Which one of the following elements has a lower value of ionisation energy?
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• Alkali metals in each period have:
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• The increasing order of the first ionization enthalpies of the elements B, P, S and F (lower first) is:
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• Which of the following sequences regarding ionisation potential of coinage metals is correct?
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• Which among the following elements has the lowest value of ionisation energy?
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• The ionization potential order for which set is correct?
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• The correct order of decreasing first ionization potential is:
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• The set representing the correct order of first ionization potential is:
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• The electron affinity for inert gases is likely to be:
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• The order of first electron affinity of O, S and Se is:
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• Which is the correct order for electron gain enthalpy?
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• The correct order of radii is:
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• Pauling's electronegativity values for elements are useful in predicting:
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• The ionic radii of N^ 3- , O^ 2- and F^- are respectively given by:
  JEE Main · Chemistry · Classification of Elements and Periodicity in Properties
• Statement 1: Helium and beryllium have similar outer electronic configuration of the type ns2 Statement 2: Helium and beryllium...
  JEE Advanced · Chemistry · Classification of Elements and Periodicity in Properties
• Which of the following atoms has the highest ionization energy?
  JEE Advanced · Chemistry · Classification of Elements and Periodicity in Properties

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