Chemistry

10th

grade

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Periodic table of element

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25 questions

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  • 1. Multiple Choice
    1 minute
    1 pt

    Which of the following group 1 elements has the smallest atomic size

    Antara unsur kumpulan 1 berikut, yang manakah mempunyai saiz atom paling kecil

    lithium

    litium

    sodium

    sodium

    rubidium

    rubidium

    potassium

    kalium

  • 2. Multiple Choice
    1 minute
    1 pt

    Which of the following elements is stored in paraffin oil?

    Antara unsur berikut, yang manakah disimpan dalam minyak parafin

    Cadmium

    kadmium

    Potassium

    Kalium

    Chromium

    Kromium

    Magnesium

    magnesium

  • 3. Multiple Choice
    1 minute
    1 pt
    Image

    Diagram shows a group of elements in the periodic Table of Elements. Which of the following is correct about the elements from iodine to fluorine?


    Rajah menuniukkan satu kumpulan unsur dalam Jadual Berkala Unsur . Antara yang berikut, yang manakah betul tentang unsur tersebut daripada iodin ke fluorin?

    Density increases

    Ketumpatan bertambah

    Atomic size increases

    Saiz atom bertambah

    Boiling point increases

    Takat didih meningkat

    Reactivity increases

    Kereaktifan meningkat

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