Chapter 6, Problem 19E

Interpretation Introduction

Interpretation:

The formulas of cobalt (III) ion and aluminium ion and the names of Fe³⁺ and Hg₂²⁺ is to be stated.

Concept introduction:

The number of each kind of atom which makes up the particle generally called as the composition, is denoted by the chemical formula. Besides, at normal temperature seven elements are found as two atoms. The elements are found as single atom particles in the universe. 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. The elemental symbol is used to denote this atomic element and further explain that these atoms are uncombined in nature.