AIIMS AIIMS Solved Paper-2001

  • question_answer
    Water glass is:

    A)  \[N{{a}_{2}}Si{{O}_{3}}\]            

    B)  \[M{{g}_{2}}Si\]              

    C)         \[SiC{{l}_{4}}\]                 

    D)         \[Ca{{({{H}_{2}}P{{O}_{4}})}_{2}}\]

    Correct Answer: A

    Solution :

    Sodium silicate \[(N{{a}_{2}}Si{{O}_{3}})\] is known as water glass. Just as plants and trees can be made to grow in the soil to get a natural garden, in the same way crystals of coloured salts grow in the water glass like plants and trees.


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