IR Spectroscopy

IR Spectroscopy

11th - 12th Grade

15 Qs

quiz-placeholder

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IR Spectroscopy

IR Spectroscopy

Assessment

Quiz

Chemistry

11th - 12th Grade

Medium

NGSS
HS-PS4-4, HS-PS1-4, HS-PS4-1

+1

Standards-aligned

Created by

Khurelbaatar Sengee

Used 27+ times

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

The infrared spectrum was obtained from a compound and showed absorptions at 2100 cm-1,

1700 cm-1, and 2100 cm-1. Identify the compound.

CH3COOCH3

C6H5COOH

CH2=CHCH2OH

CH≡CCH2CO2CH3

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

A molecule absorbs IR at a wavenumber of 1720 cm-1.  Which functional group could account for this absorption.
I. aldehydes
II. esters
III. ethers
I only
I and II 
I, II and III 
none of the above

Tags

NGSS.HS-PS4-4

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Identify the bonds which will produce strong absorptions in the IR region of the electromagnetic spectrum.
I. C-O bond
II. C=C bond
III. C=O bond
I and II only
I and III only
II and III only
I, II and III

Tags

NGSS.HS-PS4-4

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What part of the atom or molecule does infrared radiation affect
the nucleus
the electrons
the  bonds
the charge

Tags

NGSS.HS-PS1-4

NGSS.HS-PS4-4

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

The independent variable on an IR spectra is 
wave length 
wave number
frequency squared
transmission

Tags

NGSS.HS-PS4-1

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

The dependent variable on an IR spectra is 
wave length 
wave number
frequency
transmission

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-4

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

The greater the polarity of a bond the_______________its IR absorption
weaker
stronger
more charged
smaller the wavenumber

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-4

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