Question

Boron-11 has how many protons and neutrons?

(A) 5 protons and 5 neutrons
(B) 5 protons and 6 neutrons
(C) 6 protons and 5 neutrons
(D) 6 protons and 6 neutrons

Answer 1

Boron-11 has 5 protons and 6 neutrons.

Step-by-step explanation:

Boron-11 has 5 protons and 6 neutrons. This means that boron-11 has an atomic number of 5, representing the number of protons, and a mass number of 11, which is the sum of the protons and neutrons.