Railways Sample Paper RRB (Group D) Sample Test Paper-2

  • question_answer
    Which acid is used in rubber, textile, leather and Electroplating industries?

    A)  Ethanoic acid

    B)         Methanoic acid

    C)  Malanic acid    

    D)  Butairic acid

    Correct Answer: B

    Solution :

    [b] Methanoic acid is a colorless, pungent smelling liquid with a boiling point 373.5 k. due to the presence of aldehyde-like hydrogen, it is powerful reducing agent. It reduces Tollen?s reagent and Fehling?s solution. 0It is used in rubber, textile, dyeing, leather and electroplating industries.


You need to login to perform this action.
You will be redirected in 3 sec spinner