Question 10

10.1 The flow diagram below shows the processes involved in the industrialpreparation of fertiliser Q. Write down the: 10.1.1 Name of process X (1) 10.1.2 Name of process Y (1) 10.1.3 NAME or FORMULA of gas P (1) 10.1.4 Balanced equation for the formation of compound B (3) 10.1.5 Balanced equation for the formation of … Read more

Question 9

In the electrochemical cell below, carbon electrodes are used during the electrolysis of a concentrated sodium chloride solution. The balanced equation for the net (overall) cell reaction is: 2H2O(ℓ) + 2Cℓ ─(aq) → Cℓ2(g) + H2(g) + 2OH─(aq) 9.1 Is the reaction EXOTHERMIC or ENDOTHERMIC? (1) 9.2 Is electrode P the ANODE or the CATHODE? … Read more