Respuesta :

nburk

Answer:

The unstable nucleus of radioactive atoms emit radiation.

Explanation:

When the atoms of an element have extra neutrons or protons it creates extra energy in the nucleus and causes the atom to become unbalanced and unstable, or radioactive.

(https://www.epa.gov/radtown/radtown-radioactive-atom-activity-4-atomic-stability)

mikhaeldonbosco

Answer:

When the atoms of an element have extra neutrons or protons it creates extra energy in the nucleus and causes the atom to become unbalanced or unstable. Whether radioactive elements can become stable and if so, how. The unstable nucleus of radioactive atoms emit radiation. ... This process is called radioactive decay.

Explanation:

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