• # question_answer When washing soda is heated [AFMC 2005] A) CO is released B) $CO+C{{O}_{2}}$ is released C) $C{{O}_{2}}$ is released D) Water vapour is released

Correct Answer: D

Solution :

$\underset{\text{washing}\,\text{powder}}{\mathop{N{{a}_{2}}C{{O}_{3}}\,\,.\,\,10{{H}_{2}}O}}\,\xrightarrow{\Delta }N{{a}_{2}}C{{O}_{3}}\,\,.\,\,{{H}_{2}}O\xrightarrow{\Delta }$$N{{a}_{2}}C{{O}_{3}}+{{H}_{2}}O\uparrow$

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