Group 7

Group 7 Quiz

Spec 3.7.1 · Oxford AQA IGCSE Chemistry: Quiz

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5 questions, one answer each

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  1. 1. What is the common name for the elements in Group 7?

    • A. Alkali metals
    • B. Noble gases
    • C. Halogens
    • D. Transition metals

  2. 2. What charge does a halide ion carry?

    • A. +1
    • B. -1
    • C. +2
    • D. -2

  3. 3. What is the state of iodine at room temperature?

    • A. Gas
    • B. Liquid
    • C. Solid
    • D. Plasma

  4. 4. How does reactivity change going down Group 7?

    • A. It increases
    • B. It decreases
    • C. It stays constant
    • D. It becomes zero

  5. 5. A student notices that fluorine reacts far more vigorously with metals than iodine does. Which statement best explains this observation?

    • A. Fluorine has more protons, making it heavier and more reactive
    • B. Fluorine is higher in Group 7, where reactivity is greater, because its outer electron shell is closer to the nucleus and gains an electron more easily
    • C. Iodine is a metal so it does not react the same way
    • D. Fluorine and iodine should react with identical vigour

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