Question

When a lot of dry powder of chemical X is released over fire, the fire gets extinguished.

i. What is X?

ii. How does chemical X extinguish the fire?
please answer it
I will mark you as a brainlist​

Answer 1

I) Sodiumbicarbonate

II) The heat of fire decomposes sodium bicarbonate to produce carbondioxide gas. This carbon dioxide covers the fire like a blanket and cuts off supply of fresh air to the burning substance. Due to this the fire gets extinguished Read more on Sarthaks.com - https://www.sarthaks.com/817471/when-a-lot-of-dry-powder-of-a-substance-x-is-released-over-a-fire-the-fire-gets-extinguished