There are four substance W, X, Y and Z. The substance W is a dark violetsolid having diatomic molecules.A solution of W in alcohol is used as a common antiseptic C. The susbstance X is a white solid which is usually recovered from sea water on a large scale. The substance Y is a white solid which is insoluble in water and used in the form of small balls for the safe storage of woollen clothes. The substance Z is a yet another white solid which is used in making commonly used dry cells.(a) Name (i) W (ii)X (iii)Y and (iv) Z.(b) Out of W, X, Y and Z, which substance/substances can undergo sublimation ?(c ) Which substance is organic in nature ? (d)what is the name of substance C ?(e) Which substance belongs to the halogen family ?

There are four substance W, X, Y and Z. The substance W is a dark viol

1.	There are four substance W, X, Y and Z. The substance W is a dark violetsolid having diatomic molecules.A solution of W in alcohol is used as a common antiseptic C. The susbstance X is a white solid which is usually recovered from sea water on a large scale. The substance Y is a white solid which is insoluble in water and used in the form of small balls for the safe storage of woollen clothes. The substance Z is a yet another white solid which is used in making commonly used dry cells.(a) Name (i) W (ii)X (iii)Y and (iv) Z.(b) Out of W, X, Y and Z, which substance/substances can undergo sublimation ?(c ) Which substance is organic in nature ? (d)what is the name of substance C ?(e) Which substance belongs to the halogen family ?
Answer» Answer :(a) (i) IODINE (II) Sodium chloride(Common SALT) (iii) Naphthalene(iv) Ammonium chloride(b) W (iodine), Y (naphthalene) and Z (ammonium chloride)(c ) Y (naphthalene)(d) Tincture iodine) (E)W (iodine)