Chemistry A H032: Analytcal techniques (IR and MS) Topical Past Paper Questions
OCR AS Chemistry A (H032) past-paper questions on Analytcal techniques (IR and MS), free. This topic is frequently examined across 5 exam sessions. Sign in for the full topic-segregated question bank and AI worksheets.
Sample questions
* Compound X is an organic compound with two functional groups. Compound X has the percentage composition by mass: C, 40.91%; H, 4.54%; O, 54.55%. Compound X does not decolourise bromine water. A scientist analyses compound X using mass spectrometry and infrared spectroscopy. Mas…
Pentan-2-ol and pentan-3-ol are structural isomers with the molecular formula $ \text{C}_5\text{H}_{12}\text{O} $ and $ M_r = 88 $. The isomers can be distinguished from the fragment ions in their mass spectra. Which fragment ion would you expect to be present in only one of thes…
Which statement about absorption of radiation is correct? A Absorption of IR radiation can break covalent bonds, forming radicals. B Absorption of IR radiation causes covalent bonds to vibrate more. C Absorption of UV radiation is a major cause of global warming and climate chang…
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