everyday science MCQ #49435

What is the atomic number of Hydrogen?

everyday science MCQ #49435

  1. Question 1

    Q1. What is the atomic number of Hydrogen?

    • A) 2
    • B) 1
    • C) 3
    • D) 0

    Answer: 1

    Explanation: Hydrogen has atomic number 1, meaning its nucleus contains exactly one proton; it is the lightest and most abundant element in the universe and the simplest atom.