Question

write the ectronic configuration of two element which has atomic no. is 19 and another atomic no. is 17. State the formula of the compound formed when these element combine. Draw the electron dot structure of this compound.​

Answer 1

hope you understand please mark brainliest

Answer 2

E.C of element having 19 at. no. is 2,8,8,1 or 1s2 ,2s2 ,2p6 ,3s2 ,3p6 ,4s1

E.C of element having 17 at. no. is 2,8,7 or 1s2 ,2s2 ,2p6 ,3s2 ,3p5

LET 1st is X and 2nd is Y

X have +1 valency and Y have -1 valency so stable compound of X and Y is XY