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Q. Atomic number of which of the following elements is greater than that of Fluorine?
Answer: Sodium
Notes: Sodium has higher atomic number (11) than Fluorine (9). The atomic number of Beryllium and Nitrogen are 4 and 7 respectively. Atomic number is the number of protons in the nucleus of an atom, which is characteristic of a chemical element and determines its place in the periodic table.

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📌 Question Number: 56 in Chemistry-9-Periodic Table in the above course in App.