Question

On heating blue coloured powder of copper sulphate turns white in a boiling tube? Give reaction.

Answer 1

$\color{red}\huge\bold\star\underline\mathcal{Hey\:Mate}\star$

Here is your answer... ☺️☺️☺️
➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡
1 see in attachment

(ii) The brown gas X is nitrogen dioxide, NO2. (1/2)
(iii) Thermal decomposition. (1/2)
(iv) pH< 7
Reason : NO2 dissolves in water to form acidic solution (pH range below 7).

✔✔✔✔✔✔✔✔✔✔✔✔✔✔✔✔✔✔✔
I hope this answer is helpful to u...❤❤❤

Keep Asking... ✌️✌️✌️

✨✨✨If help u. Mark my answer as brainliest✨✨✨

$<font color="red"><marquee>❤️❤️❤️Thank You❤️❤️❤️</marquee></font>$

Answer 2

On heating blue coloured powder of copper (II) nitrate in a boiling tube, copper oxide (black), oxygen gas and a brown gas X is formed.

(i) Write a balanced chemical equation of the reaction.

(ii) Identify the brown gas X evolved.

(iii) Identify the type of reaction.

(iv) What could be the pH range of the aqueous solution of the gas X?