Question

Element x has 3 shells and 4 electrons in its outermost shell.

Element y is present in 3th period and has 7 electrons in its outer most shell. Write the position of element y in the periodic table also write the formula of the compound form between x and y​

Answer 1

Answer:

) The element having a total of three shells and with four valence electrons in its shell is Silicon

Answer 2

Answer:

element y is present in 7th group ..belongs to halogens

Explanation: