CMC Medical CMC-Medical Ludhiana Solved Paper-2008

  • question_answer
    On strong heating sodium bicarbonate changes into

    A)  sodium monoxide         

    B)  sodium hydroxide

    C)  sodium carbonate         

    D)  sodium peroxide

    Correct Answer: C

    Solution :

                    Sodium bicarbonate decomposes on strong heating and gives sodium carbonate. Carbon dioxide is also released in this reaction. \[2NaHC{{O}_{3}}\xrightarrow{\Delta }N{{a}_{2}}C{{O}_{3}}+C{{O}_{2}}+{{H}_{2}}O\]


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