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It is a radioactive element.

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15y ago

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Any atom containing an unstable nucelus?

An atom containing an unstable nucleus is called a radioactive atom. These atoms emit radiation as they decay in order to become more stable. The emitted radiation can be in the form of alpha particles, beta particles, or gamma rays.


How do you spell nucelus?

The center of a cell, or of an atom, is spelled "nucleus".


True or false unstable atom that decomposes and emits energy is called retroactive?

No, it's called "radioactive." "Retroactive" is something that's active in regards to the past.


What is an unstable atom that emits energy called?

This is a radioactive isotope.


What makes a atom unstable?

it might not be unstable with anything.......


What is it called when a large unstable atom splits?

When a large unstable atom splits into two or more smaller atoms, it is called nuclear fission. This process releases a large amount of energy and can result in a chain reaction if not properly controlled.


What is An unstable isotope is called what?

It isn't really an ELEMENT that is unstable, but an ISOTOPE. That means that in general, for the same element, some atoms will decay, and some will not - the difference being the number of neutrons in the nucleus.


What does an atoms nucelus contain?

The Nucleus of an Atom contains:1. Protons (positively charged)2. Neutrons (neutral or no charge)


What are the characteristics of a atom?

A radioactive atom is an atom of an element with an unstable nucleus.


What is an unstable atom?

An unstable atom is an atom that has an imbalance in the ratio of protons to neutrons in its nucleus, making it prone to undergo radioactive decay. This decay results in the emission of particles or energy in order to achieve a more stable configuration. Unstable atoms will continue to decay until they reach a state of stability.


Is 288 is unstable or reactive atom?

The number 288 does not correspond to an atom as it is not a specific element. Atoms themselves are not considered stable or unstable, but certain isotopes of elements can be unstable and undergo radioactive decay.


What is another term for an atom that is unstable?

isotope