Question 1

Which of the listed compounds would be best suited for the EPR analysis?

Accepted Answer

A)  Group 1 halides 
B)  A complex containing Ti3+ 
C)  Organic materials 
A)  Group 1 halides 
B)  A complex containing Ti3+ 
C)  Organic materials B

Question 2

What is the purpose of a standard in NMR spectroscopy?

Accepted Answer

A)  To set the reference point for peak intensity. 
B)  To help determine an unknown concentration. 
C)  To set the zero on the chemical shift scale. 
A)  To set the reference point for peak intensity. 
B)  To help determine an unknown concentration. 
C)  To set the zero on the chemical shift scale. C

Question 3

What do atomic absorption spectroscopy, CHN analysis and X-ray fluorescence analysis have in common?

Accepted Answer

A)  They are all based on absorption of radiation. 
B)  They are all used to analyse chemical composition. 
C)  They are all used in structural analysis. 
A)  They are all based on absorption of radiation. 
B)  They are all used to analyse chemical composition. 
C)  They are all used in structural analysis. B

Question 4

Find the correct statement on the infrared spectroscopy:

Accepted Answer

A)  The samples are diluted with solid, dry KBr and pressed into a pallet. 
B)  Typical infrared instrument has a range between 400 and 24 cm-1. 
C)  The infrared spectrometers use strong laser radiation. 
A)  The samples are diluted with solid, dry KBr and pressed into a pallet. 
B)  Typical infrared instrument has a range between 400 and 24 cm-1. 
C)  The infrared spectrometers use strong laser radiation.

Question 5

Which technique(s) do not involve use of any radiation?
(i) Mossbauer spectroscopy
(ii) cyclic voltammetry
(iii) electron paramagnetic resonance
(iv) CHN analysis

Accepted Answer

A)  (ii) and (iv) 
B)  (i) and (iii) 
C)  (iii) and (iv) 
A)  (ii) and (iv) 
B)  (i) and (iii) 
C)  (iii) and (iv)

Question 6

Why does neutron diffraction require larger crystal size than single crystal X-ray diffraction?

Accepted Answer

A)  Neutrons do not interact well with charged particles. 
B)  Neutron sources have lower flux than X-ray sources. 
C)  Larger sample shortens the time of the experiment. 
A)  Neutrons do not interact well with charged particles. 
B)  Neutron sources have lower flux than X-ray sources. 
C)  Larger sample shortens the time of the experiment.

Question 7

What is mass spectrometry used for?

Accepted Answer

A)  To detect the masses of molecules and their fragments. 
B)  To detect the concentration of a molecular analyte in a sample. 
C)  To detect the structure of a molecule. 
A)  To detect the masses of molecules and their fragments. 
B)  To detect the concentration of a molecular analyte in a sample. 
C)  To detect the structure of a molecule.

Question 8

A new complex containing Cu2+ is prepared. Which method would you use to (i) determine bond lengths in the complex and (ii) check its chemical formula?

Accepted Answer

A)  Infrared spectroscopy for (i) and mass spectroscopy for (ii). 
B)  Single crystal X-ray diffraction for (i) and CHN analysis for (ii). 
C)  EPR for (i) and thermal analysis for (ii). 
A)  Infrared spectroscopy for (i) and mass spectroscopy for (ii). 
B)  Single crystal X-ray diffraction for (i) and CHN analysis for (ii). 
C)  EPR for (i) and thermal analysis for (ii).

Question 9

For which application is powder X-ray diffraction not suitable for?

Accepted Answer

A)  phase transitions 
B)  chemical composition 
C)  sample purity 
A)  phase transitions 
B)  chemical composition 
C)  sample purity

Question 10

What type of information can be obtained from ultraviolet-visible spectroscopy?
(i) electronic structure
(ii) concentration of absorbing species
(iii) chemical composition

Accepted Answer

A)  All of them 
B)  (ii) and (iii) 
C)  (i) and (ii) 
A)  All of them 
B)  (ii) and (iii) 
C)  (i) and (ii)

Which of the listed compounds would be best suited for the EPR analysis?

What is the purpose of a standard in NMR spectroscopy?

What do atomic absorption spectroscopy, CHN analysis and X-ray fluorescence analysis have in common?

Find the correct statement on the infrared spectroscopy:

Which technique(s) do not involve use of any radiation? (i) Mossbauer spectroscopy (ii) cyclic voltammetry (iii) electron paramagnetic resonance (iv) CHN analysis

Why does neutron diffraction require larger crystal size than single crystal X-ray diffraction?

What is mass spectrometry used for?

A new complex containing Cu²⁺ is prepared. Which method would you use to (i) determine bond lengths in the complex and (ii) check its chemical formula?

For which application is powder X-ray diffraction not suitable for?

What type of information can be obtained from ultraviolet-visible spectroscopy? (i) electronic structure (ii) concentration of absorbing species (iii) chemical composition

Atomic Structure

Molecular Structure and Bonding

Molecular Symmetry

The Structures of Simple Solids

Acids and Bases

Oxidation and Reduction

An Introduction to Coordination Compounds

Periodic Trends

Hydrogen

The Group 1 Elements

The Group 2 Elements

The Group 13 Elements

The Group 14 Elements

The Group 15 Elements

The Group 16 Elements

The Group 17 Elements

The Group 18 Elements

The D-Block Elements

The D-Metal Complexes: Electronic Structure and Spectra

Coordination Chemistry: Reactions of Complexes

D-Metal Organometallic Chemistry

The F-Block Metals

Materials Chemistry and Nanomaterials

Green Chemistry

Biological Inorganic Chemistry

Inorganic Chemistry in Medicine

Filters

Exam 8: Physical Techniques in Inorganic Chemistry

Which of the listed compounds would be best suited for the EPR analysis?

What is the purpose of a standard in NMR spectroscopy?

What do atomic absorption spectroscopy, CHN analysis and X-ray fluorescence analysis have in common?

Find the correct statement on the infrared spectroscopy:

Which technique(s) do not involve use of any radiation? (i) Mossbauer spectroscopy (ii) cyclic voltammetry (iii) electron paramagnetic resonance (iv) CHN analysis

Why does neutron diffraction require larger crystal size than single crystal X-ray diffraction?

What is mass spectrometry used for?

A new complex containing Cu2+ is prepared. Which method would you use to (i) determine bond lengths in the complex and (ii) check its chemical formula?

For which application is powder X-ray diffraction not suitable for?

What type of information can be obtained from ultraviolet-visible spectroscopy? (i) electronic structure (ii) concentration of absorbing species (iii) chemical composition

Atomic Structure

Molecular Structure and Bonding

Molecular Symmetry

The Structures of Simple Solids

Acids and Bases

Oxidation and Reduction

An Introduction to Coordination Compounds

Periodic Trends

Hydrogen

The Group 1 Elements

The Group 2 Elements

The Group 13 Elements

The Group 14 Elements

The Group 15 Elements

The Group 16 Elements

The Group 17 Elements

The Group 18 Elements

The D-Block Elements

The D-Metal Complexes: Electronic Structure and Spectra

Coordination Chemistry: Reactions of Complexes

D-Metal Organometallic Chemistry

The F-Block Metals

Materials Chemistry and Nanomaterials

Green Chemistry

Biological Inorganic Chemistry

Inorganic Chemistry in Medicine

Filters

A new complex containing Cu²⁺ is prepared. Which method would you use to (i) determine bond lengths in the complex and (ii) check its chemical formula?