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Q. |
Which of the following does the Nucleus of an atom consist of? |
A. | Protons and neutrons |
B. | Protons and electrons |
C. | Electrons |
D. | Protons |
Answer» A. Protons and neutrons | |
Explanation: The nucleus is the small, dense region consisting of protons and neutrons at the center of an atom. Protons and neutrons are bound together to form a nucleus by the nuclear force. The atomic nucleus was discovered in 1911 by Ernest Rutherford based on the 1909 Geiger-Marsden gold foil experiment. |
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