Question

why our wall starts shining after 2. and 3days of white washing​

Answer 1

Answer:

Explanation: in whitewash Calcium hydroxide is present. Calcium hydroxide reacts slowly with the carbon dioxide in air to form a thin layer of calcium carbonate on the walls. Calcium carbonate is formed after two to three days of white washing and gives a shiny finish to the walls.

Answer 2

Answer:

hope it helps you dude ✌❤

Explanation:

In whitewash Calcium hydroxide is present. Calcium hydroxide reacts slowly with the carbon dioxide in air to form a thin layer of calcium carbonate on the walls. Calcium carbonate is formed after two to three days of white washing and gives a shiny finish to the walls.