In the presence of air,washing soda loses 9 m | vedclass

Name: Exam Paper Generator | JEE NEET Paper Generator | Vedclass
Brand: Vedclass
Rating: 5 (35 reviews)

Question

(A) The process in which a hydrated salt loses its water of crystallization when exposed to the atmosphere is known as $Efflorescence$.$Deliquescence$

Vedclass · Accepted Answer

Efflorescence

Vedclass · Answer

(A) The process in which a hydrated salt loses its water of crystallization when exposed to the atmosphere is known as $Efflorescence$.$Deliquescence$ refers to the property of a substance to absorb moisture from the atmosphere and become liquid.$Hydration$ is the addition of water,while $Dehydration$ is the removal of water,but the specific term for the loss of water of crystallization to air is $Efflorescence$.

In the presence of air,washing soda loses $9$ molecules of water to form a monohydrate: $Na_2CO_3 \cdot 10H_2O \xrightarrow{\text{In open air}} Na_2CO_3 \cdot H_2O + 9H_2O$. This process is known as:

Similar Questions

Which of the following set of metals have a strong tendency to form superoxides?

When washing soda is heated,what is released?

Which among the following statements of group-$1$ elements is $NOT$ true?

What is the order of ionic mobility in an aqueous solution?

Compound $D$ is
$Na$ $\xrightarrow{H_2O} (A)$ $\xrightarrow{CO_2} (B)$ $\xrightarrow[Excess]{SO_2} (C)$ $\xrightarrow[In\ excess\ SO_2]{Evaporation} (D)$ $\xrightarrow{\Delta} (E) + f_{(g)}$
$(E) \xrightarrow{\Delta} (G) + H$

Vedclass Test Series

Exam Paper Generator

Online Exam Module