8th Class Science Sample Paper Science Sample Paper-5

  • question_answer
    Mercury is the only metal found in liquid state. It is largely used in thermometers to measure the temperature. But mercury is a very dangerous metal as its density is very high. What two precautions would you take while handling the equipment containing mercury?                                                                                                          

    Answer:

    Precautions while handling the equipments containing mercury are:
    (i) Mercury, a liquid metal with high density, can corrode the skin if it drops over it. Hence, the vessel should be closed or tightly packed.
    (ii) It should not be heated directly,


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