Question

the mass number of element is 23 and it contains 11 electrons. what is the number of protons and neutrons in it? what is the atomic number of the element?

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Answer 1

Answer:

11 for both

Explanation:

No. of Electrons in an Atom = No. of Protons in that atom

So, No. of Protons = No. of Electrons = 11

Atomic Number of an Atom = No. of Protons = 11