Nickel Hydroxide Chemistry Concepts

This video tutorial explains how to write the chemical formula for Nickel(III) Hydroxide. It begins by identifying the symbol for Nickel and its ionic charge, followed by an explanation of the hydroxide ion as a polyatomic ion with a negative charge. The tutorial then demonstrates how to balance these charges to achieve a neutral compound, resulting in the formula Ni(OH)3. The video concludes with a summary of the process and the final formula.

What is the symbol for Nickel in the formula for Nickel 3 Hydroxide?

• Nl

• Nk

• N

• Ni

What does the Roman numeral III indicate in Nickel 3 Hydroxide?

• The atomic number of Nickel

• The number of Hydroxide ions

• The ionic charge of Nickel

• The number of Nickel atoms

What is the formula for the hydroxide ion?

• O2

• HO

• OH

• H2O

What is the charge of the hydroxide ion?

• 1-

• 2-

• 1+

• 2+

How many hydroxide ions are needed to balance the charge of Nickel in Nickel 3 Hydroxide?

• 2

• 1

• 3

• 4

What is the final formula for Nickel 3 Hydroxide?

• NiOH

• Ni(OH)2

• Ni(OH)3

• Ni3OH