Complete the table given below and answer the following questions (Symbols are not real)
a)Which element in the table is the most stable one? Justify your answer
b)Which element donates electron in chemical reaction?
c)Write the chemical formula of the compound formed by combining element S with P.

Explanation

a) Element .R. is more stable. Becuase it completes its octet electron configuration.
b) Element .S. can lose its electron, because its outermost shell contain 2 electron, by losing its two electron, .S. can attain octet electron configuration and stability.
c) .SP_2.