Naming and Properties of Ni2O3

The video tutorial explains how to name the compound Ni2O3. It begins by identifying nickel as a transition metal and oxygen as a nonmetal, indicating that Ni2O3 is an ionic compound. The tutorial then details the process of naming the elements, focusing on the need to specify the charge of nickel using Roman numerals due to its status as a transition metal. The charge is determined by balancing the charges of nickel and oxygen, resulting in the name nickel(III) oxide for Ni2O3.

What type of compound is Ni2O3?

• Ionic

• Molecular

• Covalent

• Metallic

Why is a Roman numeral needed when naming Ni2O3?

• Because oxygen is a transition metal

• Because nickel is a nonmetal

• Because oxygen has multiple oxidation states

• Because nickel is a transition metal

What is the modified name for oxygen when naming Ni2O3?

• Oxygenide

• Oxide

• Oxy

• Oxygenate

What is the charge of oxygen in Ni2O3?

• 2-

• 1-

• 3-

• 4-

How many nickel atoms are needed to balance the charge of three oxygen atoms in Ni2O3?

• One

• Four

• Two

• Three

What Roman numeral is used in the name of Ni2O3?

• IV

• III

• II

• I

What is the full name of Ni2O3?

• Nickel Oxide

• Nickel (II) Oxide

• Nickel (IV) Oxide

• Nickel (III) Oxide