VCE Chemistry Past Exam Questions
Browse VCE Chemistry exam questions from 2015–2026, including NHT and VCE papers. Filter by topic, year and paper; open the original source.
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Section B, Question 4(d)Question part (d)
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Report-based difficulty · MediumAverage marks: 43.3% of available · official reportFull marks: 18% of students · official report
d. Explain how the iron catalyst addresses the conflict between optimal rate and temperature considerations in the production of NH. Support your answer with reference to one green
Search excerpt only. Open the original question for exact equations and diagrams.Source: 2024 VCE Chemistry examination (PDF, 6.75 MB) · Report: 2024 VCE Chemistry external assessment report (DOCX, 201.49 KB)Section B, Question 4(e)Question part (e)
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Estimated difficulty · Easy
e. State how the operation of the nickel-hydrogen cell changes when it is nearing the end of its cell life. 1 mark
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f. Explain how oxygen can be produced in the nickel-hydrogen cell. Include the relevant half-cell equation in your answer. 2 marks
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Estimated difficulty · Medium
g. Explain why the production of oxygen in the cell does not present a problem for the operation of the nickel-hydrogen cell. Do not refer to safety considerations in your answer.
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Estimated difficulty · Medium
Question 5 (7 marks) Nitrogen dioxide, NO 2 (g), forms dinitrogen tetroxide, N 2 O4 (g), in an equilibrium system according to the chemical reaction below. 2NO 2 (g) ⇌ N 2 O4 (g);
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Estimated difficulty · Easy
a. Acontainer with 100.0 g of water was heated using a butane, C4H,,, gas burner. The following results were obtained. Mass of C4H;, combusted 0.5809 Temperature increase of water
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Estimated difficulty · Easy
a. Write the expression for the equilibrium constant, Kc , for the reaction above. 1 mark
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Report-based difficulty · EasyAverage marks: 75% of available · official reportFull marks: 62% of students · official report
i. Use item 13 of the Data Book to calculate the amount of energy released by the combustion of C4Hqg 2 marks il. Calculate the amount of energy absorbed by the 100.0 g of water. 1
Search excerpt only. Open the original question for exact equations and diagrams.Source: 2024 VCE Chemistry examination (PDF, 6.75 MB) · Report: 2024 VCE Chemistry external assessment report (DOCX, 201.49 KB)Section B, Question 5(b)Question part (b)
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Estimated difficulty · Easy
b. Minhiis provided with solutions of 0.500 M lead(ll) nitrate, Pb(NO3),(aq), and 0.960 M potassium iodide, Ki(aq), to investigate the reaction below Pb(NO3),(aq) + 2KI(aq) — Pbl,(
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Estimated difficulty · Easy
b. 0.25 mol of NO 2 (g) is placed into an evacuated and sealed container with a volume of 4.0 L at 25 °C. The reaction proceeds until it reaches equilibrium. At equilibrium, there
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Report-based difficulty · DifficultAverage marks: 30% of available · official reportFull marks: 9% of students · official report
i. Explain why a calorimeter needs to be calibrated before it can be used to calculate enthalpy changes. 2 marks
Search excerpt only. Open the original question for exact equations and diagrams.Source: 2024 VCE Chemistry examination (PDF, 6.75 MB) · Report: 2024 VCE Chemistry external assessment report (DOCX, 201.49 KB)Section B, Question 5(c)Question part (c)
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Estimated difficulty · Easy
c. The following occurs in the system: • Between t0 and t1 , the system is at equilibrium. • At t1 , additional NO 2 (g) is added into the container. • The system re-establishes eq
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