Science

10th

grade

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METALS AND NON METALS

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15 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt

    Reaction between X and Y forms compound Z. X loses electron and Y gains electron. Which of the following properties is not shown by Z?

    Has high melting point

    Has low melting point

    Conducts electricity in molten state

    Occurs as solid

  • 2. Multiple Choice
    30 seconds
    1 pt

    The electronic configurations of three ele¬ments X, Y and Z are X — 2, 8; Y — 2, 8, 7 and Z — 2, 8, 2. Which’of the following is correct?

    X is a metal

    Y is a metal

    Z is a non-metal

    Y is a non-metal and Z is a metal

  • 3. Multiple Choice
    30 seconds
    1 pt

    Which one of the following metals do not react with cold as well as hot water?

    Na

    Ca

    Mg

    Fe

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