everyday science MCQ #48535

What is the atomic number of oxygen?

everyday science MCQ #48535

  1. Question 1

    Q1. What is the atomic number of oxygen?

    • A) 6
    • B) 16
    • C) 8
    • D) 10

    Answer: 8

    Explanation: Oxygen has atomic number 8, meaning it has 8 protons in its nucleus; its atomic mass is approximately 16 u and its electron configuration is 2,6.