The atomic number of the element unnilennium is:
Classification of Elements & Periodicity · Class 11 · JEE Main Previous Year Question
The atomic number of the element unnilennium is:
- a✓
109
- b
102
- c
108
- d
119
109
🧠 IUPAC roots: un=1, nil=0, enn=9 "Unnilennium" → un-nil-enn-ium → digits 1, 0, 9 → (Meitnerium, Mt).
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