Chapter 6, Problem 5E

Interpretation Introduction

Interpretation:

The elements of Group 8A/18 are stable as monatomic atoms and their formulas are to be written.

Concept introduction:

Commonly, the elements are found as single atom particles in the universe. For example, the element which exists in the gas phase as single atoms at temperatures is Helium and the element which found in the solid phase is Lithium. Notably, the elemental symbol is used to denote this one atom and further explains that these atoms are in uncombined nature.