Why Is the Combination of Two Protons and Two Neutrons

question 77

Multiple Choice

Why is the combination of two protons and two neutrons stable, but the combination of two protons and one neutron is not?

• A)There are not enough neutrons to overcome the electrical repulsion of the protons.
• B)There are not enough neutrons to overcome the nuclear repulsion of the protons.
• C)The nuclear attraction between protons is greater than that between neutrons.
• D)The electrical repulsion between the two protons is greater in one case than the other.
• E)none of the above

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Definitions:

Ventricular Contraction

The phase of the cardiac cycle in which the ventricles of the heart contract, pumping blood out of the chambers.

Apex

The top or highest part of something, such as the pointed end of the heart that points downward to the left.

Base

A substance that can accept protons or donate a pair of electrons to form a bond, usually raising the pH of a solution when dissolved in water.

Great Arteries

The major arteries, such as the aorta and pulmonary artery, that carry blood away from the heart to the body or lungs.