Practice question

MCQ

Question

How many protons, neutrons, and electrons are present in the neutral atom with atomic number 35 and mass number 80?

Options

Choose one · Correct answer highlighted

35 protons, 45 neutrons, 35 electrons Correct 45 protons, 35 neutrons, 45 electrons 35 protons, 80 neutrons, 35 electrons 80 protons, 35 neutrons, 80 electrons

Explanation

Protons = electrons = atomic number = 35. Neutrons = mass number - atomic number = 80 - 35 = 45.

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