Question

The spontaneous emission of radiation by unstable nuclei is called ___. *​

Answer 1

Answer:

Nuclear radiation/ Radioactivity

Explanation:

The unstable nuclei are radioactive and are now governed by what are know as nuclear forces.

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Answer 2

Answer: "nuclear radiation"

Explanation:

• When the nuclei of an atom emits spontaneous radiation then it is termed as nuclear radiation.
• Since, the radiation comes from the nucleus of the atom the word nuclear is added to the radiation.
• The spontaneous emission of radiation by unstable nuclei is called nuclear radiation.
• Hence, the correct answer is "nuclear radiation".

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