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Q.

Atomic number of the inert gas of 7th period =118 Which is correct IUPAC name of last element of halogen family in 7th period?

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a

Ununseptium

b

Ununnilium

c

Ununenmum

d

Ununoctium

answer is A.

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Detailed Solution

Ununoctium is an element with atomic number 118, and its symbol is Uuo.

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