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An atom of iodine will most likely gain one electron to form a stable octet in its outer energy level. This will give iodine a full set of 8 electrons, making it more stable and less likely to ...
This imbalance causes the atom to decay, releasing energy and particles. What makes an atom unstable? An atom can become unstable due to a variety of factors, including having too many or too few neutrons, having an excess of energy, or being in an excited state. These imbalances can cause the nucleus to break apart, resulting in an unstable atom.
Atoms are stable when they have eight valence electrons (two in the case of hydrogen). This is called having an octet. Only the noble gases have an octet of valence electrons naturally (two for helium, which is called a duet). Therefore, atoms that don't have an octet share their valence electrons with other atoms so that they each will have an octet (or duet in the case of hydrogen). This ...
It makes the atom stable. ... , electron loss = makes the atom positive ----- In any atom, the no. of electrons and protons are equal. This is the reason which makes an atom electrically neutral. ...
In summary: And if there is new physics, the proton lifetime may be much larger than that lower bound.In summary, it is still unclear what makes an atom stable or unstable. While there are some general rules and theories, such as the fact that as the positive charge in the nucleus goes up, it takes more neutrons to make it stable, there are ...
Another way is that due to a collision with another particle, a certain atom get's excited. Now this is a unstable state, so nature decides that the atom will undergo de-excitation in order to become a stable atom in the "rest-state". this de-excitation occurs quantummechanically by emitting photons of certain energy.
An atom is reactive if it has unpaired electrons in its outermost shell, making it more likely to form chemical bonds with other atoms in order to become more stable.
A full valence shell of electrons, typically with eight electrons, known as the octet rule, makes an atom stable and less likely to react with other atoms. This configuration is achieved by ...
Most metals are not stable and exist combined with other elements to make metal ores. Aluminum electron configuration: "1s"^2"2s"^2"2p"^6"3s"^2"3p"^1" An aluminum atom has three valence electrons in the third energy level "3s" and "3p" sublevels. Most atoms require 8 valence electrons in order to be stable. Metal atoms that have 3 or fewer valence electrons tend to lose electrons to form ...
A full shell in an atom refers to the outermost energy level or shell of an atom that contains the maximum number of electrons it can hold. For the first shell, the maximum number of electrons is 2, and for subsequent shells, the maximum number of electrons is 8. Why is an atom with a full shell more stable? An atom with a full shell is more ...