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mass spectrometry questions and answers

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mass spectrometry questions and answers

Hence, liquid sample must be heated before introducing them into the ionization chamber. Explanation: Flame emission detector is not a type of ion detector used in mass spectrometers. endobj Explanation: Spontaneous ionisation is not a type of ionisation. Web Pages. a) Inlet system b) Sweep generator c) Ion transducer d) Mass analyser. c) Molecular weight Explanation: Inlet system introduces the sample into the ion source. b) Charge. /ID [ <3F8D5FE1C4AE3D3432DC2B4022AB24F1> Videos. c) Capillary tube b) Sputtering Hence, it is called sample handling system. /Filter /FlateDecode This website uses cookies to improve your experience. b) J. J Thomson c) Detector System The spectroscopic analysis of sample material is carried out at a specific wavelength using spectroscopic principles. Its spectra reveal useful information such as the molecular weight and the elements present in the compound other than the typical C and H atoms. View Answer. 9. endobj 1. here is complete set of 1000+ Multiple Choice Questions and Answers, Prev - Organic Chemistry Questions and Answers – Nuclear Magnetic Resonance – 2, Next - Organic Chemistry Questions and Answers – UV – Visible Spectroscopy, Organic Chemistry Questions and Answers – Nuclear Magnetic Resonance – 2, Organic Chemistry Questions and Answers – UV – Visible Spectroscopy, Chemical Engineering Questions and Answers, Solid State Chemistry Questions and Answers, Protein Engineering Questions and Answers, Engineering Chemistry I Questions and Answers, Analytical Instrumentation Questions and Answers, Engineering Chemistry Questions and Answers – Electronic Spectroscopy, Analytical Instrumentation Questions and Answers – Ion Spectroscopy, Analytical Instrumentation Questions and Answers – Inductively Coupled Plasma Mass Spectrometer, Protein Engineering Questions and Answers – Structural Study – NMR Spectroscopy, Analytical Instrumentation Questions and Answers – Components of Mass Spectrometer, Analytical Instrumentation Questions and Answers – Fourier Transform NMR Spectroscopy, Engineering Chemistry Questions and Answers – Molecular Spectroscopy, Analytical Instrumentation Questions and Answers – Magnetic Deflection Mass Spectrometer, Organic Chemistry Questions and Answers – Nuclear Magnetic Resonance – 1. b) Chemical reactions are made to occur Watch the recordings here on Youtube! Which of the following is not a component of mass spectrometer? d) Photographic plates. a) d) Annealing, Explanation: In glow discharge ion source, the sample is atomised by the process of sputtering. Answer: b. Isomer 1: Isomer 2: 1. Sciences, Culinary Arts and Personal Identify the unmarked component. d) Element injection system. a) Low cost They also have low cost and high efficiency. c) Ion transducer a) Solid samples with low vapour pressure a) Alpha particles << Which of the following is normally done to convert the sample into gaseous state? 13CNMR chemical reference (ppm): 170 (carbonyl carbon). c) Vacuum system a) Field ionisation 1. Accept Read More, Mass Spectrometer Questions & Answers 1. 0000005650 00000 n How many peaks are on the graph? It is also maintained at low pressure. b) Neutrons c) gaseous c) Detector View Answer, 2. b) Frequency sweep analyser d) Sample is cooled. 19. d) High uptake rate. Which type of ionic species are allowed to pass through the slit and reach the collecting plate? /PageMode /UseNone Which of the following main component of mass spectroscopy deal with resolving the ions into their characteristics mass components according to their mass-to-charge ratio? The mass spectra of two constitutional isomers are shown here. b) Sample reservoir trailer /Type /Catalog Which of the following is not a type of ionisation? Participate in the Sanfoundry Certification contest to get free Certificate of Merit. 7. Which of the following can be introduced into the ionization chamber directly? Chemical reference: 1.3 (3H, t); 2.8 (1H, s), 4.3 (2H, q). 0000002356 00000 n b) Glass bulb Explanation: The unmarked component is ion transducer. c) Sample is heated Which of the following is used to inject liquid samples? d) Time of flight analyser. 3 Mass Relationships in Chemical Reactions MASS SPECTROMETRY Use the spectrum below to answer questions 1-5. 0000003606 00000 n Which of the following is not a type of ion detector used in mass spectrometers? c) Question 1: While running a new reaction, a chemist notices the evolution of a gas. View Answer, 9. 11.09 Solving Problems using Mass Spectrometry, 11.08: Fragmentation Patterns in Mass Spectrometry, 11.10 Solving Problems using IR and Mass Spec. /Outlines 55 0 R d) Liquid samples with high density. Which of the following statement is false for mass spectroscopy? d) Positive ions of all masses /S 324 4. c) c) 7.58 T (b) allows identification of proteins if the peptides that compose the protein are in the database used to compare against the spectrometry data obtained, (c) separates full proteins, based on mass and charge. Unless otherwise noted, LibreTexts content is licensed by CC BY-NC-SA 3.0. 59 0 obj 2. 57 15 0000001031 00000 n Take the Quiz: Mass Spectrometry. So, electronegative difference between both cases C-C Bond is high. 0000000012 00000 n An organic compound Q exhibited the following spectral data obtained by mass spectroscopy.

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