Question

why reactivity of aluminium decreass if it is dipped in nitric acid....​

Answer 1

Answer:

When aluminium isdipped in nitric acid a layer ofaluminium oxide is formed on the metal. This happens because nitric acid is a strong oxidizing agent. The layer of aluminium oxideprevents further reaction ofaluminium. Due to this, thereactivity of aluminium decreases.

Answer 2

Answer:

Birthday ke din sad h pgl. Aur kuch kaam nhi h kya tera .

Happy birthday