Reaction of Metallic Oxides with Acids Activity 2.7 Take a small amount of copper oxide in a beaker and add dilute hydrochloric acid slowly while stirring. Note the colour of the solution. What has happened to the copper oxide? You will notice that the colour of the solution becomes blue-green and the copper oxide dissolves.…

How do Acids and Bases React with each other? ACTIVITY 2.6 Take about 2 mL of dilute NaOH solution in a test tube and add two drops of phenolphthalein solution. What is the colour of the solution? Add dilute HCl solution to the above solution drop by drop. Is there any colour change for the…