Bromine and Nickel Chemistry Concepts

This video tutorial explains how to write the formula for nickel(III) bromide. It begins by identifying the element symbols for nickel and bromine, highlighting that nickel is a transition metal with a charge of three plus. The video then discusses the formation of ionic compounds, emphasizing the need to balance charges to achieve a neutral compound. By applying a subscript of three to bromine, the charges are balanced, resulting in the formula NiBr3. The tutorial concludes with a brief thank you from Dr. B.

What is the element symbol for nickel?

• Nl

• Nc

• Nk

• Ni

What charge does nickel have in Nickel(III) Bromide?

• 4+

• 3+

• 2+

• 1+

Which group is bromine found in on the periodic table?

• Group 1

• Group 14

• Group 18

• Group 7A

What is the ionic charge of bromine?

• 2-

• 1+

• 3+

• 1-

How many bromine atoms are needed to balance the charge of one nickel atom in Nickel(III) Bromide?

• 3

• 2

• 1

• 4

What is the correct formula for Nickel(III) Bromide?

• NiBr

• NiBr3

• Ni3Br

• NiBr2