Question

Name the elements present in the third period and classify them as metals and nonmetals

Answer 1

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Elements present in the third period :-


✴️Na(sodium). -. Metal

✴️Mg(Magnesium)- Metal

✴️Al(Aluminium). -Metal

✴️Si(Silicon)-Metalloid


✴️P(phosphorus)-Nonmetal


✴️S(Sulphur)-Nonmetal


✴️Cl(Chlorine)-Nonmetal


✴️Ar(Argon)-noble gas



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Answer 2

element of third period are

sodium, magnesium ,aluminium, silicon ,chlorine etc

sodium magnesium and Aluminium are metals because they have the tendency to form cations by the loss of electrons from their valence shell