Question

write an activity to show the reaction of bases with matals​

Answer 1

Answer:

Aim : To show the reaction of bases with metals.

Required Materials : 1. Test tube 2. Delivery tube 3. Glass trough 4. Candle

5. Soap water 6. Sodium hydroxide (NaOH) solution 7. Zinc granules.

Procedure :

Set the apparatus as shown in figure.

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

Add a few granules of zinc metal to it.

Worn the contents of the test tube, tie up the bag 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