Ionic Compounds and Nomenclature

The video tutorial explains how to name the compound Ni(NO3)2, which consists of nickel and nitrate ions. It covers identifying the components, determining the charge of nickel, and writing the name and formula of the compound. The tutorial emphasizes the importance of balancing charges to achieve a net charge of zero.

What is the nature of the nitrate ion in Ni(NO3)2?

• Metallic ion

• Covalent compound

• Polyatomic ion

• Monatomic ion

Which element is the transition metal in Ni(NO3)2?

• Oxygen

• Nitrate

• Nitrogen

• Nickel

How is the metal named in the compound Ni(NO3)2?

• By its ionic charge

• Using its atomic number

• With a prefix indicating quantity

• As it appears on the periodic table

What is the initial name given to Ni(NO3)2 before considering the charge?

• Nickel nitrite

• Nickel nitrate

• Nickel nitrogen

• Nickel oxide

What is the ionic charge of the nitrate ion in Ni(NO3)2?

• 2-

• 2+

• 1+

• 1-

How many nitrate ions are needed to balance the charge of nickel in Ni(NO3)2?

• Four

• One

• Two

• Three

What Roman numeral is used to indicate the charge of nickel in Ni(NO3)2?

• IV

• II

• III

• I

What is the final name of the compound Ni(NO3)2?

• Nickel nitrate

• Nickel(II) nitrate

• Nickel(III) nitrate

• Nickel(IV) nitrate