Welcome to the Quiz!
This quiz contains 8 questions from a mix of 1 subtopics.
Which analytical technique provides information about the molecular mass of a compound?
NMR spectroscopy
mass spectrometry
elemental analysis
infrared spectroscopy
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Which of the following techniques can provide information about the presence of specific functional groups in a molecule?
chromatography
mass spectrometry
elemental analysis
infrared spectroscopy
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Which of the following is true about the molecular ion peak in a mass spectrum?
it indicates the chemical environments of hydrogen and carbon atoms
it provides the empirical formula of the compound
it indicates the presence of specific functional groups
it represents the molecular mass of the compound
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What type of information can be obtained from the splitting patterns in an NMR spectrum?
the number of neighboring hydrogen atoms
the empirical formula of the compound
the molecular mass of the compound
the presence of specific functional groups
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In the sequence of techniques for structure determination, analysis is used to determine the percentage composition of elements within a compound.
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NMR spectroscopy reveals the chemical of hydrogen and carbon atoms in a compound.
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The formula represents the simplest ratio of elements in a compound.
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An organic compound was analysed and found to contain 54.53% carbon, 9.15% hydrogen, and 36.32% oxygen by mass.
Which of the following is the most likely molecular formula for this compound?
C3H6O2
C4H8O2
C5H10O2
C6H12O2
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