Question

question
what is the symbol for the element scandium? scandium is in the early transition metal series which includes group 3b(3). it has the same outer electron configuration as the other elements in this group, $ns^2(n - 1)d^1$.
what is the symbol for scandium?
answer
○ sr
○ sm
○ s
○ sc
○ i dont know yet

Explanation:

To determine the symbol for scandium, we recall the periodic table. Scandium is a transition metal in group 3B, and its chemical symbol is Sc. Among the options: Sr is strontium, Sm is samarium, S is sulfur, and Sc is scandium.

Answer:

D. Sc