electron configuration assignment\nwhat element is represented by the electron configuration below?\n1s² 2s²…
electron configuration assignment\nwhat element is represented by the electron configuration below?\n1s² 2s² 2p⁶ 3s² 3p¹\nsilicon\naluminum\ncarbon
Answer
Explanation:
Step1: Count total electrons
Add up the exponents: $2 + 2+6 + 2+1=13$.
Step2: Identify element
The atomic number of an element is equal to the number of electrons in a neutral atom. Aluminum has an atomic number of 13.
Answer:
B. aluminum