Question

an element X belongs to the third Period of the p block elements it has 4 electrons in the outermost shell name the element.

Answer 1

i think it may be silicon.
hope it help u.

Answer 2

hii dear!!

here ur answer!!
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▪the substance is silicon as third period means 3s2 3p4 thus valency four

▪ answered this

The element belongs to 3rd period.

i.e has 3 orbitals, as it belongs to p block and has 4 electrons in p shell, thus the electronic config will be 1s2 2s2 2p6 3s2 3p4 and atomic no. will be 16 and hence element Sulphur.

hope help.u !!
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