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Chemistry Free Topical Past Papers

SQA Advanced Higher Chemistry past-paper questions grouped by official syllabus topic. Free archive, no signup. Want step-by-step worked solutions? See Chemistry Topical Solved.

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26 topics covered, mapped to the official SQA 2026 syllabus.

Topic 1

Inorganic chemistry (continued)

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Topic 2

Electrons within atoms have fixed amounts of energy called quanta.

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Topic 3

Ligands can be classified as monodentate, bidentate, up to hexadentate.

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Topic 4

Transition metals and their compounds can act as catalysts.

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Topic 5

Heterogeneous catalysts are in a different state to the reactants.

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Topic 6

Homogeneous catalysts are in the same state as the reactants.

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Topic 7

Physical chemistry

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Topic 8

Equilibrium constants have no units.

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Topic 9

H3 O+ (aq) is H+ (aq) .

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Topic 10

Physical chemistry (continued)

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Topic 11

OH− (aq) are both 10-7 mol l-1 at 25°C.

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Topic 12

Solutions of metal hydroxides are strong bases.

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Topic 13

Ammonia and amines are examples of weak bases.

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Topic 14

Solids have low disorder and gases have high disorder.

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Topic 15

Entropy increases as temperature increases.

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Topic 16

These can be zero, first, second or third order.

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Topic 17

Organic chemistry and instrumental analysis

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Topic 18

Organic chemistry and instrumental analysis (continued)

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Topic 19

LUMO.

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Topic 20

There are two types of bond fission, homolytic and heterolytic.

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Topic 21

Amines react with acids to form salts.

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Topic 22

Drugs that have beneficial effects are used in medicines.

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Topic 23

Waals forces and/or ionic bonds.

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Topic 24

Researching chemistry

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Topic 25

Researching chemistry (continued)

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Topic 26

Skills for learning, skills for life and skills for work

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