S Block Elements Question 79

Question: An inorganic compound first melts then resolidifies and then liberates a gas. It may be

[DPMT 2002]

Options:

A) $ MnO_2 $

B) $ Al_2O_3 $

C) $ KMnO_4 $

D) $ KClO_3 $

Show Answer

Answer:

Correct Answer: D

Solution:

$ 2KClO_3\to 2KCl+3O_2 $ .