61. Diagonal relationship is shown by

1. 1. Elements of 1st period

   
   
   

   2. Elements of 2nd period

   
   
   

   3. Elements of 3rd period

   
   
   

   4. None of these

   
   
   

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   NA

   Correct Option: B

   NA

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62. The general electronic configuration of elements of p-block is represented by

1. 1. ns¹ to ns²

   
   
   

   2. ns² to np⁶

   
   
   

   3. ns²np¹ to ns²np⁵

   
   
   

   4. (n-1)d^1-0 ns^0-2

   
   
   

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   NA

   Correct Option: C

   NA

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63. The total number of lanthanide elements is

1. 1. 8

   
   
   

   2. 32

   
   
   

   3. 14

   
   
   

   4. 10

   
   
   

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   NA

   Correct Option: C

   NA

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64. The ligthest metal is

1. 1. Li

   
   
   

   2. Fe

   
   
   

   3. Cu

   
   
   

   4. Ag

   
   
   

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   NA

   Correct Option: A

   NA

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65. Elements of d-block are called

1. 1. Transition elements

   
   
   

   2. Transuranic elements

   
   
   

   3. Metals

   
   
   

   4. Metalloids

   
   
   

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   NA

   Correct Option: A

   NA

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