Respuesta :
The answer is B. Since metals have an excess electrons, so they will give away to become octet.
A metal atom loses its few valence electrons to form a full octet. Therefore, option B is the correct answer.
Metals tend to lose electrons to attain stable electronic configuration i.e., noble gas configuration. Due to low ionization energy the alkaline and alkaline earth metals can easily lose 1 and 2 electrons from outer most shell. Non-metals gains electrons to attain stability. Some properties of metals are,
- Good conductors of heat and electricity.
- Malleable and ductile.
- High melting point and density.
Thus, we can conclude that, to attain stability metal loses its valence electrons. Hence, option B is the correct answer.
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