Group 1

Group 1 Quiz

Spec 6.1–5 · Edexcel GCSE Chemistry: Quiz

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  1. 1. What name is given to Group 1 elements?

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

  2. 2. What are the products when sodium reacts with water?

    • A. Sodium oxide and oxygen
    • B. Sodium chloride and hydrogen
    • C. Sodium hydroxide and hydrogen
    • D. Sodium hydroxide and oxygen

  3. 3. Which alkali metal reacts most vigorously with water?

    • A. Lithium
    • B. Sodium
    • C. Potassium
    • D. They react equally

  4. 4. How many outer-shell electrons does a Group 1 atom have?

    • A. 1
    • B. 2
    • C. 7
    • D. 8

  5. 5. Which explanation correctly accounts for why reactivity increases down Group 1?

    • A. Atoms get smaller, so electrons are lost more easily
    • B. Atoms have more shells, so the outer electron is further from the nucleus and more shielded, making it easier to lose
    • C. Atoms gain more protons, increasing nuclear attraction on the outer electron
    • D. The melting point decreases, making atoms more reactive

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