An element `X` from group 2 reacts with element `Y` from group 16 of the periodic table.
(a) What is the formula of the compound formed?
(b) What is the nature of bond in the compound formed?

An element X is in group 13 of the periodic table. What is the formula of its oxide?

An element X from group 2 of the periodic table reacts with an element Y from group 17 to form a compound. (a) What is the nature of the compound formed? (b) Sate whether the compound formed will conduct electricity or not. (c) Give the formula of the compoumd formed. (d) What is the valency of element X ? (e) How many electrons are there in the outer most shell of an atom of element Y ?

An element X from group 2 of the Periodic Table reacts with Y from group 17 to form a compound. Give the formula of the compound.

An element X is in group 13 of the periodic table. (a) what will be the formula of its chloride ? (b) What will be the formula of its oxide ?

An element X is in group of the periodic table: (a) What will be the formula of its chloride? (b)What will be the formula of its oxide?

What is the nature of the compounds of group 15 elements?

What is the nature of the compounds of group 15 elements?