Answers

(a)(i) State three characteristics of a homologous series. (ii) Give the name and structural formula of the second…

(a) List two substances that can be used in the laboratory to (i) dry hydrogen; (ii) remove carbon…

(a)(i) Explain what is meant by acid anhydride and give one example (ii) State three chemical properties of…

(a)(i) Draw and label a simple cell for the electrolytic purification of copper. (ii) Write can equation for…

a)(i) Give two uses of ammonia. (ii) Name the process by which ammoniacal liquor can be obtained from…

(a) State three characteristic properties of (i) electrovalent compounds; (ii) alpha particles (iii) catalysts   (b)(i) Write the…

(a) Explain in terms of the kinetic theory why a tyre should not be overinflated.   (b)The following…

(a)(i) State three methods of preparing salts, giving one example in each case of a salt so prepared.…

(a) Giving different examples, mention one metal in each case which produces hydrogen on reacting with (i) dilute…

(a) What term is used to describe each of the following processes? (i) Alkaline hydrolysis of fats and…