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Solution


Q.

Identify the incorrect match.                                  [2020]

  Name   IUPAC Official Name
(A) Unnilunium (i) Mendelevium
(B) Unniltrium (ii) Lawrencium
(C) Unnilhexium (iii) Seaborgium
(D) Ununununium (iv) Darmstadtium

 
1 (A), (i)  
2 (B), (ii)  
3 (C), (iii)  
4 (D), (iv)  

Ans.

(4)

Unnilunium – Mendelevium ⇒ (a)-(i)
Unniltrium – Lawrencium ⇒ (b)-(ii)
Unnilhexium – Seaborgium ⇒ (c)-(iii)
Ununnunium – Roentgenium ⇒ (d)-(iv)