Lakshesh Verma Lakshesh Verma

Lecture 2 : Non-Metals : Physical and Chemical Properties and Uses

  • METALS AND NON-METALS Assignments 1

    Paheli bought a statue made of copper. To her surprise it acquired
    a dull green coating after a couple of months. Explain the reason.

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  • METALS AND NON-METALS Assignments 2

    Which of the following metals can displace the other two metals
    from their salt solutions?


    zinc, iron, copper

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  • METALS AND NON-METALS Assignments 3

    Which liquid metal is used for making thermometers?

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  • METALS AND NON-METALS Assignments 4

    Why are bells made of metals?

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  • METALS AND NON-METALS Assignments 5

    Zinc sulphate forms a colourless solution in water. Will you
    observe any colour on adding copper turning in it?

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  • METALS AND NON-METALS Assignments 6

    A purple coloured non-metal forms a brown solution in alcohol
    which is applied on wounds as an antiseptic. Name the nonmetal.

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  • METALS AND NON-METALS Assignments 7

    Which non-metal is used to disinfect water?

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  • METALS AND NON-METALS Assignments 8

    Name two major non-metals which are present in fertilisers and
    enhance the growth of plants.

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  • METALS AND NON-METALS Assignments 9

    Which non-metal is essential for our life and all living beings
    inhale it during breathing?

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  • METALS AND NON-METALS Assignments 10

    Name two soft metals which can be cut with a knife.

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    • Description:-

    Lecture 2:
    Today, we will discuss the last topic, i.e; Non-Metals : Physical and Chemical Properties and Uses of Chapter 4 Metals and Non-Metals.
    Objectives:
    1. Concept of Non-Metals in detail. 
    Important Tip:
    This lecture is about Non-Metals : Physical and Chemical Properties and Uses. In this lecture you’ll get to learn all about the non- metals- physical & chemical properties and uses. Have a clear focus on this topic, it help you in further studies also.
    Please go through the topic, their notes. Properly do the assignments, watch videos of the concerned topics. If you have any doubt about any topic/point please submit it in the discussion section... it will be answered as soon as possible.
    After all of this... when you feel confident about the particular topic/chapter then take the quiz.

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