3.3.6.3 Infrared spectroscopy

3.3.6.3 Infrared spectroscopy

10th Grade - University

5 Qs

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3.3.6.3 Infrared spectroscopy

3.3.6.3 Infrared spectroscopy

Assessment

Quiz

Chemistry

10th Grade - University

Hard

NGSS
HS-PS4-3, HS-PS1-7, HS-PS1-2

Standards-aligned

Created by

Stanton Wertjes

Used 41+ times

FREE Resource

5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The infrared spectrum of an organic compound is shown.


Which compound produces this spectrum?

butanone

ethanol

pent-2-ene

propanoic acid

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which compound gives this infrared spectrum?

1-bromobutane

butan-1-ol

butanal

butanoic acid

Tags

NGSS.HS-PS4-3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of these infrared spectra could represent a carboxylic acid?

Media Image
Media Image
Media Image
Media Image

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

This question is about the reaction between propanone and an excess of ethane-1,2-diol, the equation for which is given.


In a typical procedure, a mixture of 1.00 g of propanone, 5.00 g of ethane-1,2-diol and 0.100 g of benzenesulphonic acid, C6H5SO3H, is heated under reflux in an inert solvent. Benzenesulphonic acid is a strong acid.


The products would not have an absorption in the infra-red at

1050 cm−1

1720 cm−1

2950 cm−1

3400 cm−1

Tags

NGSS.HS-PS1-7

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which one of the following statements about but-2-enal, CH3CH=CHCHO, is not true?

It has stereoisomers.

It shows a strong absorption in the infra-red at about 1700 cm−1.

It will turn an acidified solution of potassium dichromate(VI) green.

It can be dehydrated by concentrated sulphuric acid.

Tags

NGSS.HS-PS1-2