Chemistry 9701 · AS & A Level · The Periodic Table: chemical periodicity

The Periodic Table: chemical periodicity — practice question

(a)[5]

Complete the missing cells in the table for each of the particles given.

(b(i))[2]

Explain what the term electronegativity means.

(b(ii))[2]

Name and describe the type of bonding expected between particles with equal electronegativities.

(b(iii))[2]

Name and describe the type of bonding expected between particles with very different electronegativities.

(c(i))[2]

Explain why fluorine and argon have such similar boiling points.

(c(ii))[2]

Explain why the boiling point of hydrogen chloride is higher than that of fluorine.

(c(iii))[2]

Explain why methanol has the highest boiling point of all these molecules.

Worked solution & mark scheme

This 17-mark question has a full step-by-step worked solution and mark scheme. One marking point: Accurate isotope name, particle type, charge, symbol and electron configuration for carbon-13

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