Question

group 3 - 12 on the periodic table, which are located in the d - subshell portion are known as
○ halogens
○ noble gases
○ alkaline earth metals
○ transition metals

Explanation:

• Halogens are in Group 17.
• Noble Gases are in Group 18.
• Alkaline Earth Metals are in Group 2.
• Transition Metals are in Groups 3 - 12 and have electrons in the d - subshell.

Answer:

Transition Metals