Question

Give an example of a double displacement reaction other than
the one given in Activity 1.10.
Identify the substances that are oxidised and the substances
​

Answer 1

Answer:

Give an example of the double displacement reaction other than the one given in Activity 1.10. When lead (II) nitrate is mixed with potassium iodide, potassium nitrate and lead iodide are formed. Here sodium carbonate and calcium chloride exchange ions to form two new compounds.

Answer 2

NaCl +H2SO4======>>Na2SO4+HCl