7th Class Science Sample Paper Science Sample Paper - 7

  • question_answer
    Long Answer Type Questions Explain two neutralization reactions related to the daily life situation.

    Answer:

    (i) Indigestion: To relieve indigestion, we take an antacid such as milk of magnesia, it neutralizes the effect of excessive acid.
    (ii) Ant sting: When an ant bites, it injects acidic liquid (formic acid) into the skin. The effect of acid can be neutralized by rubbing moist baking soda (sodium hydrogen carbonate).        


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