Mass Spectrometry

How does mass spec separate ions?

• It doesn’t

• There are no ions involved

• According to their mass/charge ratio

• By magic

Tags

NGSS.HS-PS2-5

Which of these are represented by VICADD?

Groups:

(a) Correct

,

(b) Incorrect

• Detection

• Vaporisation

• Determination

• Ions

• Ionisation

• Collimation

• Collection

• Acceleration

• Deflection

• Voltage

The sample is ionised by being bombarded with fast moving

Ions are accelerated into a fine beam by an (IEF)

Tags

NGSS.HS-PS2-1

NGSS.HS-PS3-5

Ions are deflected by a (VMF)

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

Ions are detected due to the positive ions hitting a negatively charged collecting plate resulting in a small

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

What can be determined from a mass spectrum?

• Components present in a mixture

• If there are halides present

• Mass/Charge ratio

• The number of hydrogen environments

• Nothing

Which of these is a mass spectrometer

• 
• 
• 

Tags

NGSS.HS-PS2-5

How do you feel about Mass Spectrometry after today's lesson?

(Try to include one thing you've learnt and one thing you'd like to know in your answer)

Tags

NGSS.HS-PS1-3