2. Questions Bank
  3. UPSC
  4. Chemistry
  5. Nuclear Chemistry / नाभिकीय रसायन

UPSC Chemistry Nuclear Chemistry / नाभिकीय रसायन Question Bank Atoms, Molecules and Nuclear Chemistry

  • question_answer
          Which one among the following most correctly determines the atomic number of an element                         [NDA]

    A) Number of protons

    B) Number of protons and electrons

    C) Number of ions

    D) Number of nucleons

    Correct Answer: A

You need to login to perform this action.
You will be redirected in 3 sec spinner