Answers

(a)(i) What is the general formula for alkanoic acids? (ii) State two chemical properties of ethanoic acid. (b)…

(a)(i) What is meant by the activation energy of a reaction? (ii) State the effect of a catalyst…

(a) Write an equation for the reaction of chlorine with (i) potassium iodide solution; (ii) zinc on heating…

(a)(i) Arrange the following elements in the order of increasing reactivity. Iron, Lead, Magnessium, Aluminium. (ii) Which of…

(a) What is the IUPAC name of Fe(_2)(SO(_4))(_3)? (b)(i) Write an equation to represent the reaction of hydrogen…

(a)(i) List two elements which react with steam at red heat to produce hydrogen. (ii) Explain why an…

 Copy and complete the following table Element Number of Neutrons Electronic Configuration Group in the periodic Table (^{23}_{11}Na)…

(a) State two postulates of the kinetic theory of gases. (b) Write two chemical properties that are common…

(a)(i) Give two differences between a conductor and an electrolyte. (ii) State three applications of electrolysis. (iii) Write…

(a)(i) Define allotropy. (ii) Name the allotrope of carbon used in gas masks. (iii) Mention two other elements…