10th Class Science Sample Paper Science Olympiad Model Test Paper-10

  • question_answer
    Match the following:
    1. Caustic soda [A] Sodium hydrogen carbonate
    2. Washing soda [B] Sodium carbonate decahydrate
    3. Baking soda [C] Chlorine of lime
    4. Bleaching Powder          [D] Sodium hydroxide

    A) 1 - B, 2 - A, 3 - D, 4 - C

    B) 1 - C, 2 - B, 3 - D, 4 - A

    C) 1 - A, 2 - D, 3 - B, 4 - C 

    D) 1 - D, 2 - B, 3 - A, 4 - C

    E) None of these                   

    Correct Answer: D


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