Question

(g) Write a balanced chemical equation for each of following:

(i) Aluminium is warmed with potassium hydroxide solution.

(ii) Sodium chloride is heated with conc.sulphuric acid below 200 degree Celsiu

(iii) Copper oxide reacts with dilute sulphuric acid.

(iv) Aluminium oxide reacts with sodium hydroxide.

(v) Aluminium hydroxide reacts with potassium hydroxide.
plz give correct answer​

Answer 1

Answer:

Reaction of aluminium with potassium hydroxide is a very common process as it is also used to prepare alum from aluminium metal. From these reactions, we can observe the evolution of hydrogen gas when aluminium reacts with potassium hydroxide. Hence, the correct option is (D).

Answer 2

Answer:

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Explanation:

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