Chemistry 3.2 Spectrography crossword

Across:
1.	The horizontal axis is labelled m/z in ___ spectrometry.
3.	Peak height in NMR spectroscopy may be misleading due to the ___ distribution of ¹³C atoms in the sample.
7.	The first stage in MS analysis is for the sample to be ___.
10.	The molecular motions important in IR spectroscopy are ___ and stretch.
11.	How much a particle is deflected in a magnetic field is a function of its ___ and mass.
12.	The mass of the molecular ion gives the ___ of the compound.
13.	KBr discs are used to hold samples in IR spectroscopy because KBr is ___ to IR radiation.
15.	The nucleus of the carbon in a C=O bond is ___ shielded from magnetic fields.
18.	The energies involved in flipping nuclei in NMR spectroscopy correspond to those of ___ waves.
20.	A state of ___ occurs when a system is able to easily move between two different energy conditions.
23.	The symbol M⁺ is used to indicate the ___.
25.	The vertical axis of an IR spectrum shows percentage ___.
27.	TMS stands for ___.
29.	An absorbance peak of 50% on an IR spectrum would be described as a ___ peak.
30.	A mass spectrum is generated because the molecules break into ___ when hit by the electron gun.
31.	An absorbance peak of 90% on an IR spectrum would be described as a ___ peak.
32.	The nucleus of the C atoms in TMS are ___ sheilded from magnetic fields.
33.	The O–H stretch peak is broad because the molecular motion is modified by varying amounts due to ___ bonding.

Down:
2.	Electrons around a nucleus help to ___ it from a magnetic field.
4.	The ¹³C and ¹H nuclei have net spins that create small ___ fields.
5.	The ___ region of an IR spectrum is unique to each compound.
6.	The isotopic abundance of ³⁷Cl is one ___ as great as that of ³⁵Cl.
8.	The unit for chemical shift is ___.
9.	Chemical bonds ___ some frequencies of infrared radiation and transmit others.
14.	A peak from a particle containing a ¹³C will appear ___ mass unit(s) to the right of the main peak.
16.	The horizontal axis of an NMR spectrum shows ___.
17.	The horizontal axis of an IR spectrum shows ___.
19.	The ___ point on an NMR spectrum is where you would find a peak due to the ¹³C atoms in TMS.
21.	A ¹³C NMR spectrum shows one peak for each ___ carbon in the compound.
22.	A MS machine uses an ___ gun to ionise the molecule and fragment it..
24.	Bond vibrations have energies in the ___ region of the electromagnetic spectrum.
26.	Only molecules which change their ___ as they vibrate absorb infrared radiation.
28.	Particles containing bromine atoms will be represented on a mass spectrum by two peaks of about ___ height, two mass units apart.