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Solution


Q.

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 :                [2025]
1 Statement I is true but Statement II is false  
2 Both Statement I and Statement II are false  
3 Statement I is false but Statement II is true  
4 Both Statement I and Statement II are true  

Ans.

(1)