Q. When washing soda is heated
A) ${CO}_{2}$ is released
B) $CO + {CO}_{2}$ is released
C) $CO$ is released
D) Water vapour is released
Explanation
(d)
${Na}_{2}{CO}_{3}\ .10H_{2}O\overset{\ \ \ \ \ \mathrm{\Delta}\ \ \ \ \ }{\rightarrow}{Na}_{2}{CO}_{3}\ .H_{2}O\ \overset{\ \ \ \ \ \mathrm{\Delta}\ \ \ \ \ }{\rightarrow}\ {Na}_{2}{CO}_{3} + H_{2}O \uparrow$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.