Syllabus Edition

First teaching 2023

First exams 2025

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Metallic Bonding (CIE AS Chemistry)

Exam Questions

30 mins12 questions
11 mark

“Electrostatic attraction between cations and delocalised electrons” 

Which of the following bonds does the statement best describe?

  • Hydrogen

  • Ionic

  • Dipole

  • Metallic

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21 mark

Which of the following materials only contain one type of bond in solid form?

  • Ammonium chloride 

  • Brass (an alloy of zinc and copper)

  • Ice

  • Iodine crystals

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31 mark

Why can copper conduct electricity?

  • Positive ions can move through the structure 

  • Delocalised electrons can move through the structure 

  • There is an electrostatic attraction between positive ions and delocalised electrons

  • The layers of ions can slide over each other

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11 mark

Metallic bonding contributes to which of the following properties of metals?

  • malleability and ductility

  • brittle nature

  • low electrical conductivity

  • low melting and boiling points

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21 mark

Which factor contributes to the high thermal conductivity of metals?

  • strong covalent bonds

  • weak metallic bonds

  • free movement of electrons

  • presence of ions

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31 mark

What happens to the metallic bonds when a metal is hammered into thin sheets?

  • the metallic bonds break

  • the metallic bonds become stronger

  • the metallic bonds rearrange

  • the metallic bonds remain unchanged

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11 mark

Sodium and magnesium are both period 3 elements.

Compared to sodium, why is magnesium more reactive?

 

Magnesium has a smaller atomic radius

Magnesium has a larger nuclear charge

Stronger nuclear attraction for electrons

A

B

C

D

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    21 mark

    Which of the following metals will have the greatest ability to conduct electricity?

    • Li

    • Mg

    • Na

    • Al

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    31 mark

    In which of the following compounds is the anion most polarised?

    • LiF

    • LiI

    • KF

    • KI

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