electron configuration & orbital practice\nthe following electron configuration has \n# of electrons and…

electron configuration & orbital practice\nthe following electron configuration has \n# of electrons and belongs to the element \n1s²2s²2p⁶3s²3p⁶4s²\n9, fluorine\n2, fluorine\n20, calcium\n4, be

electron configuration & orbital practice\nthe following electron configuration has \n# of electrons and belongs to the element \n1s²2s²2p⁶3s²3p⁶4s²\n9, fluorine\n2, fluorine\n20, calcium\n4, be

Answer

Explanation:

Step1: Calculate number of electrons

Sum the exponents: $2 + 2+6 + 2+6 + 2=20$

Step2: Identify element

An element with 20 electrons has an atomic number of 20, which is Calcium.

Answer:

C. 20, Calcium