Question

What is the name for the phenomenon where a substance changes directly from a solid to a gas without passing through the liquid state?​

Answer 1

Answer:
The name for the phenomenon where a substance changes directly from a solid to a gas is called sublimation.

Step-by-step explanation:
It's when a substance goes from a solid state to a gas state without becoming a liquid in between.

Answer 2

Sublimation is given as the change in the state of matter from solid to gas, directly. That means, the intermediate phase called liquid state is not present Phenomenon in which solid directly changes into vapour is called sublimation.