AS Level Chemistry All Answers Correct
1. Atomic Number: - What indicates the number of protons in an element? - Answer: Atomic number
2. Mass Number: - What is the term for the total number of protons and neutrons in an atom's nucleus? - Answer: Mass number
3. Ion: - What is an electrically...
- What happens during the ionization step in mass spectroscopy?
- Answer: A gaseous sample is bombarded with high-energy electrons to form 1+ ions
,8. Acceleration:
- What occurs during the acceleration phase of mass spectroscopy?
- Answer: Ions are accelerated through an electric or magnetic field
9. Deflection:
- What happens to ions during the deflection step in mass spectroscopy?
- Answer: Ions are deflected in a magnetic field according to their mass, with heavier ions deflecting
the least and lighter ions deflecting the most
10. Detection:
- What role does detection play in mass spectroscopy?
- Answer: A calibrated detector records the degree of deflection and translates it into mass
information
, 11. Mass Spectroscopy Information:
- What does mass spectroscopy reveal?
- Answer: It provides data about the masses of particles and their frequency of detection within the
machine
12. Mass Spectrum:
- What is displayed on a mass spectrum?
- Answer: It shows the relative abundance of different isotopes and the molecular peak, which is the
farthest to the right
13. Molecular Ion Peak:
- What does the molecular ion peak represent?
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller bestscores1. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for £8.06. You're not tied to anything after your purchase.