Question

what is the name of the group of elements labeled d in the diagram?
alkaline metals
noble gases
halogens
alkali metals

Explanation:

Alkali metals are in Group 1 of the periodic table. Noble gases are in Group 18, halogens in Group 17, and alkaline earth metals in Group 2. Based on the periodic table layout and group characteristics, the group labeled D (Group 1) is alkali metals.

Answer:

D. Alkali metals