Question

an atom X has 2,8,7 electrons in its shells.It combines with Y having 1 electron in its outermost shell

what type of bond will be formed between X and Y

write the formula of the compound formed

would it be soluble in water

Answer 1

X is chlorine
Y is Lithium

Answer 2

X is chlorine
BCOZ of its electronic configuration (z=17)
it combines with Na sodium of having 1electron Nd form IONIC BOND
compound formed is NaCl
Nd the common name for it is table salt Nd it is soluble in water
hope it helps u :-)