Question

26. An element X (atomle number 17) reacts with an
element Y (atomie number 20) to form a divalent hallde,
1 Where in the periodic table are elements X and
Y placed ?
IL Classify X and Y as metal (s), non-metal(s) or
metalloid(8)
lil. What will be the nature of the oxide of element Y?
Identify the nature of bonding in the compound
formed.
iv. Draw the electron dot structure of the divalent
halide.​

Answer 1

a. X is from grp of halogens or grp 17 and Y is from alkali earth metals or grp 2

b. X is non metal and Y is a metal

c. oxide of element Y will be Acidic by Lewis concept

d. the bonding formed here is ionic bonding