ایک ایٹم کا مرکزہ کس پر مشتمل ہے؟
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A. Neutrons and electrons
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B. Protons, neutrons and electrons
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C. Protons and neutrons
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D. None of these
Explanation
Atomic nuclei consist of electrically positive protons and electrically neutral neutrons.
The nucleus makes up much less than. 01% of the volume of the atom,
but typically contains more than 99.9% of the mass of the atom.
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A. None
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B. Neils Bohr
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C. Marconi
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D. Ernest Rutherford
Explanation
Ernest Rutherford was a New Zealand-born British physicist who came to be known as the father of nuclear physics.
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