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Higher Chemistry 2019 Paper 2

SQA / Qualifications Scotland · 12 questions · 95 marks

Free Higher Chemistry 2019 Paper 2 past paper questions with the SQA marking scheme and video worked solutions. Here are 3 of the 12 questions; every question, answer and video for this paper is in the free question bank.

3 of 12 questions

  1. Q1

    1. Sodium thiosulfate, Na 2 S 2 O 3 , can be used to investigate the effect of reaction conditions on the rate of reaction. (a) Sodium thiosulfate solution reacts with hydrochloric acid to form a precipitate of solid sulfur. By placing the reaction mixture in a conical flask over a cross and recording the time taken for the cross to disappear, the effect of changing the reaction conditions can be…
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    • Higher
    • 2019
    • Paper 2
    • 8 marks
    • Getting the most from reactants
    • Controlling the rate
    • Reporting experimental work

  2. Q2

    2. 2019 is the 150th anniversary of the periodic table’s creation by Dmitri Mendeleev. The patterns identified by Mendeleev form the basis of the modern periodic table. The major periodic trends include ionisation energy and covalent radius. (a) The first ionisation energies of elements with atomic number 1 to 20 are shown in the graph. 2500 He ionisation energy (kJ mol - 1 ) Ne 2000 Ar 1500 H 10…
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    • Higher
    • 2019
    • Paper 2
    • 8 marks
    • Periodicity
    • Structure and bonding

  3. Q4

    4. Cider is made from apples in a process that involves crushing and pressing the apples, converting the sugars into alcohol, maturing and bottling. (a) Brewers add yeast, which contains a mixture of enzymes to convert the sugars in the apples into alcohol and carbon dioxide. 1 (i) State what is meant by the term enzyme. (ii) The % mass of alcohol in the cider can be calculated using the formula…
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    • Higher
    • 2019
    • Paper 2
    • 12 marks
    • Alcohols
    • Getting the most from reactants
    • Controlling the rate

About Higher Chemistry 2019 Paper 2

Where can I find the Higher Chemistry 2019 Paper 2 marking scheme?

Press Show answer under each question above to see the SQA marking instructions for it. The marking scheme for all 12 questions of Higher Chemistry 2019 Paper 2 is in the free Rishi Subjects question bank.

Are there video solutions for Higher Chemistry 2019 Paper 2?

Yes. Worked video solutions from Mrs Stobo open under the questions above, and the question bank has the video walkthroughs available for the rest of the paper.

How many questions are in Higher Chemistry 2019 Paper 2?

Higher Chemistry 2019 Paper 2 has 12 questions worth 95 marks. 3 of them are free to try on this page.

What topics are in Higher Chemistry 2019 Paper 2?

The questions on this page cover Getting the most from reactants, Controlling the rate, Reporting experimental work, Periodicity, Structure and bonding, Alcohols. Every question in the bank is tagged by topic, so you can also practise each topic across all Higher Chemistry past papers.