sodium has an atomic number of 11, how many protons does this atom have?
sodium has an atomic number of 11, how many protons does this atom have?
Answer
Answer:
C. 11
Explanation:
Step1: Recall atomic - number definition
The atomic number of an element is equal to the number of protons in the nucleus of its atom.
Step2: Identify the given atomic number
The atomic number of sodium is given as 11.
Step3: Determine the number of protons
Since the atomic number = number of protons, sodium has 11 protons.