S Block Elements Question 226
Question: When washing soda is heated
[AFMC 2005]
Options:
A) CO is released
B) $ CO+CO_2 $ is released
C) $ CO_2 $ is released
D) Water vapour is released
Show Answer
Answer:
Correct Answer: D
Solution:
$ \underset{washingpowder}{\mathop{Na_2CO_3.10H_2O}}\xrightarrow{\Delta }Na_2CO_3.H_2O\xrightarrow{\Delta } $
$ Na_2CO_3+H_2O\uparrow $