Question

Study the flow chart below and use it to answer the questions that follow.

1. Identify substances L, P, Q and S. (2 marks)
   L
   P
   Q
   S
2. Write an ionic equation for the reaction between T and silver nitrate solution. 

Answer 1

1.    
   • L - Calcium hydrogen carbonate / (CaHCO3)2 
   • P - Silver chloride / AgCl 
   • Q - Calcium carbonate / CaCO3 
   • S - Carbon (IV) oxide 
2. Ag⁺_(aq) + Cl^-_(aq) → AgCl_(s)