OnlineCBT Logo OnlineCBT

Chemistry · PYQ NEET UG 2020

हिन्दी

Identify the incorrect match. Name | IUPAC Official Name (i) Unnilunium | (a) Mendelevium (ii) Unniltrium | (b) Lawrencium (iii) Unnilhexium | (c) Seaborgium (iv) Unununium | (d) Darmstadtium

  1. A
    (ii), (b)
  2. B
    (iii), (c)
  3. C
    (iv), (d)
  4. D
    (i), (a)
View Answer & Solution

Correct answer · Option C

(iv), (d)

Explanation

Unununium (atomic number 111) is Roentgenium (Rg), whereas Darmstadtium is element 110 (Ununnilium). Hence (iv), (d) is incorrect.
Address Contact

+91 7877547686

E-mail

onlinecbtportal@gmail.com

Helpline Number

+91 7877547686


Click To Download
Get it on Google Play

ऐप डाउनलोड करने
के लिए Google Play पर
उपलब्ध है

WhatsApp Chat