Question

Write an activity to show the reaction of bases with metals with the help of a neat diagram.​

Answer 1

Answer:

1.Set the apparatus as shown in figure.

2.Take about 10 ml of dilute sodium hydroxide (NaOH) solution in a test tube.

3.Add a few granules of zinc metal to it.

4.Worn the contents of the test tube, tie up the bag 5.tightly and keep it over night in the fridge.

Observation : Check the odours of the cloth strips.

Result: It is used as the acid indicator.

Note : However, such reactions are not possible with all metals