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.
Matching results: 2,037 indexed questions and parts.
Section A, Question 23
Source index checked · not an answer check
Working not previously checked
Estimated difficulty · Medium
Question 23 Consider the following statements regarding melting point determination of a sample. | Ifa sample starts melting at 49 °C and is not fully melted at 53 °C, then the sam
Search excerpt only. Open the original question for exact equations and diagrams.Source: 2025 VCE (NHT) Chemistry examination (PDF, 11.09 MB)Section A, Question 23
Source index checked · not an answer check
Working not previously checked
Estimated difficulty · Easy
Question 23 In a protein hydrolytic reaction, which one of the following combinations is correct? A. The amino acids react to form amide links. Water is a reactant. B. The amino ac
Search excerpt only. Open the original question for exact equations and diagrams.Source: 2025 VCE Chemistry examination (PDF, 2.5 MB)Section A, Question 24
Source index checked · not an answer check
Working not previously checked
Estimated difficulty · Easy
Question 24 The manufacturing process for a medicine is shown below. raw materials Step 1 yield 45% Step 2 yield ? intermediate product final If the overall yield is 16%, the yield
Search excerpt only. Open the original question for exact equations and diagrams.Source: 2025 VCE Chemistry examination (PDF, 2.5 MB)Section A, Question 24
Source index checked · not an answer check
Working not previously checked
Estimated difficulty · Easy
Question 24 10.0 mL of 0.882 M hydrogen peroxide, H,0,, solution is titrated with a 0.100 M solution of acidified potassium permanganate, KMnO,. The equation for the reaction is sh
Search excerpt only. Open the original question for exact equations and diagrams.Source: 2025 VCE (NHT) Chemistry examination (PDF, 11.09 MB)Section A, Question 25
Source index checked · not an answer check
Previously checked working · available
Estimated difficulty · Easy
Question 25 Which one of the following sets of wave numbers for the infrared spectrum is consistent with CHyCOCH,CONH,? Refer to item 22 of the Data Book. A. 1720-1840 cm and 1660-
Search excerpt only. Open the original question for exact equations and diagrams.Source: 2025 VCE (NHT) Chemistry examination (PDF, 11.09 MB)Section A, Question 25
Source index checked · not an answer check
Working not previously checked
Estimated difficulty · Easy
Question 25 During fermentation, yeast will produce other volatile polar compounds that have similar boiling points to ethanol, C 2 H 6 O. Which one of the following methods would
Search excerpt only. Open the original question for exact equations and diagrams.Source: 2025 VCE Chemistry examination (PDF, 2.5 MB)Section A, Question 26
Source index checked · not an answer check
Working not previously checked
Estimated difficulty · Easy
Question 26 The "H NMR spectrum of an organic compound is shown below. There are three peaks: a quartet, a singlet and a doublet. o ° =) S H FE he 1" 10 9 8 7 6 5 4 3 2 1 0 ppm Dat
Search excerpt only. Open the original question for exact equations and diagrams.Source: 2025 VCE (NHT) Chemistry examination (PDF, 11.09 MB)Section A, Question 26
Source index checked · not an answer check
Working not previously checked
Estimated difficulty · Easy
Question 26 The molecular formulas for geranial and linalool are A. C10 H 15 O and C 10 H 17 O B. C10 H 15 O and C 10 H 18 O C. C10 H 16 O and C 10 H 18 O D. C10 H 16 O and C 10 H
Search excerpt only. Open the original question for exact equations and diagrams.Source: 2025 VCE Chemistry examination (PDF, 2.5 MB)Section A, Question 27
Source index checked · not an answer check
Working not previously checked
Estimated difficulty · Easy
Question 27 The concentration of an active ingredient in a solution is determined using high performance liquid chromatography (HPLC). The calibration curve would be constructed by
Search excerpt only. Open the original question for exact equations and diagrams.Source: 2025 VCE (NHT) Chemistry examination (PDF, 11.09 MB)Section A, Question 27
Source index checked · not an answer check
Working not previously checked
Estimated difficulty · Easy
Question 27 Which one of the following laboratory tests could be used to confirm that a sample is pure geranial and not pure linalool? A. React the sample with acidified dichromate
Search excerpt only. Open the original question for exact equations and diagrams.Source: 2025 VCE Chemistry examination (PDF, 2.5 MB)Section A, Question 28
Source index checked · not an answer check
Working not previously checked
Estimated difficulty · Easy
Question 28 The following table shows the composition of an oil. Component Boiling point (°C) Percentage composition (%) a-pinene 156 15 1,8-cineole 176 85 Victoria distilled this
Search excerpt only. Open the original question for exact equations and diagrams.Source: 2025 VCE (NHT) Chemistry examination (PDF, 11.09 MB)Section A, Question 28
Source index checked · not an answer check
Working not previously checked
Estimated difficulty · Easy
Question 28 Vanillin is a widely used ingredient in the food industry. Pure vanillin has a melting point of 82–83 °C. To reduce costs, it is often blended with significant amounts
Search excerpt only. Open the original question for exact equations and diagrams.Source: 2025 VCE Chemistry examination (PDF, 2.5 MB)How to use ClassConnect past exam questions
- Choose a target. Filter by subject, topic, year, sitting or paper.
- Attempt it first. Work under exam conditions before opening the original question.
- Review and repeat. Compare with the official source and examiner report where available; note what to practise next.
Browse without signing in. Topic matches are approximate, not official VCAA tags. Source indexing and difficulty labels do not verify a worked solution. Check current course requirements with your teacher; classconnect is not endorsed by VCAA.
Make practice count
Create a free accountSave your next step
Sign in to save worked questions to My Library. Plus members can build topic-based exam worksheets with separate answer sheets.