A Stable Nucleus Contains Many Protons Very Close to Each

question 50

Multiple Choice

A stable nucleus contains many protons very close to each other,all positively charged.Why do the protons not fly apart due to mutual Coulomb repulsion?

• A)An attractive nuclear force in the nucleus counteracts the effect of the Coulomb forces.
• B)There are an equal number of electrons in the nucleus which neutralize the protons.
• C)The neutrons in the nucleus shield the protons from each other.
• D)The Coulomb force does not operate within nuclei.
• E)The gravity of the protons and neutrons overcomes their repulsion at such close distances.

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