1. Tardigrade
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  3. Chemistry
  4. The formula of the binary compound formed by the element with atomic number 120 and sulphur is:

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Q. The formula of the binary compound formed by the element with atomic number $120$ and sulphur is:

Classification of Elements and Periodicity in Properties

Solution:

The electronic configuration of the element $X$ with atomic number $120$ is $[Uuo] 8 s ^{2}$. Thus, it belongs to second group and its valency is $2$ .