What will be the name of an element with atomic number 116?

The correct option is A Ununhexium
From the IUPAC nomenclature

• Code for 1 is un
• Code for 2 is bi
• Code for 0 is nil
• 0 = nil (n)
• 1 = un (u)
• 2 = bi (b)
• 3 = tri (t)
• 4 = quad (q)
• 5 = pent (p)
• 6 = hex (h)
• 7 = sept (s)
• 8 = oct (o)
• 9 = enn (e)

The number 116 has two 1’s so Unun and number 6 is hex. So the IUPAC name of
116 is Ununhexium.