Atomic Absorption Spectrophotometer

Atomic Absorption Spectrophotometer

KG

15 Qs

quiz-placeholder

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Atomic Absorption Spectrometer

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University

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Atomic Absorption Spectrophotometer

Atomic Absorption Spectrophotometer

Assessment

Quiz

Chemistry

KG

Easy

Created by

Windy Novia Anggraeni

Used 1+ times

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main purpose of an Atomic Absorption Spectrophotometer?

To measure the concentration of metal ions in a liquid sample

To measure the concentration of molecules in a liquid sample

To analyze the composition of gases

To measure the concentration of organic compounds

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the difference between atomic absorption and spectroscopy?

Atomic absorption measures the concentration of metal ions, while spectroscopy measures the concentration of molecules

Atomic absorption measures the concentration of molecules, while spectroscopy measures the concentration of metal ions

Atomic absorption uses specific wavelengths of light, while spectroscopy uses a broad range of wavelengths

Atomic absorption uses a flame as the light source, while spectroscopy uses a laser

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the three types of signals that can be read in atomic spectroscopy?

Emission, absorption, and fluorescence

Absorption, reflection, and transmission

Emission, reflection, and transmission

Absorption, fluorescence, and transmission

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of the hollow cathode lamp in atomic absorption spectrophotometer?

To produce specific wavelengths of light for each metal ion being analyzed

To generate heat for the atomization process

To ionize the metal ions in the sample

To measure the absorbance of the sample

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the process of atomization in atomic absorption spectrophotometer?

Converting metal ions in a liquid sample into individual metal atoms in gaseous form

Converting metal atoms in a gaseous sample into metal ions in liquid form

Converting metal ions in a liquid sample into metal ions in solid form

Converting metal atoms in a solid sample into metal ions in liquid form

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of the nebulizer in atomic absorption spectrophotometer?

To convert the liquid sample into an aerosol for atomization

To generate specific wavelengths of light for analysis

To measure the absorbance of the sample

To stabilize the temperature during the atomization process

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is absorbance used instead of transmittance in atomic absorption spectrophotometer?

Absorbance provides a linear relationship with concentration, while transmittance does not

Absorbance is easier to measure than transmittance

Absorbance provides a non-linear relationship with concentration, while transmittance provides a linear relationship

Absorbance is more sensitive than transmittance

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