Medium MCQ +4 / -1 PYQ · JEE Mains 2025

Given below are two statements :

Statement (I) : The first ionization energy of Pb is greater than that of Sn .

Statement (II) : The first ionization energy of Ge is greater than that of Si .

In the light of the above statements, choose the correct answer from the options given below :

  1. A Statement I is false but Statement II is true
  2. B Both Statement I and Statement II are false
  3. C Both Statement I and Statement II are true
  4. D Statement I is true but Statement II is false Correct answer

Solution

<p>Order of I.E. (in KJ/mol) :</p> <p>$$\matrix{ C & > & {Si} & > & {Ge} & > & {Sn} & > & {Pb} \cr {1086} & {} & {786} & {} & {761} & {} & {708} & {} & {715} \cr }$$</p>

About this question

Subject: Chemistry · Chapter: Periodic Table and Periodicity · Topic: Periodic Trends

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