Question

periodic table high school reference sheet
how many electrons are located in the outermost orbit in the bohr model of a boron atom?
a. 1
b. 2
c. 3
d. 4

Explanation:

Boron has an atomic number of 5. In the Bohr - model, the first shell can hold 2 electrons and the second shell holds the remaining electrons. So, the electron configuration is 2, 3. The outermost shell has 3 electrons.

Answer:

C. 3