1. Question: What is the atomic number of an element?
Answer: The atomic number is the number of protons in the nucleus of an
atom, which also determines the element's identity.
2. Question: Define isotopes.
Answer: Isotopes are atoms of the same element that have the same number
of protons but different numbers of neutrons, resulting in different atomic
masses.
, 3. Question: What is the maximum number of electrons that can be held in the
third electron shell?
Answer: The maximum number of electrons that can be held in the third
electron shell is 18.
4. Question: Describe the electron configuration for the element sulfur (S).
Answer: The electron configuration for sulfur is 1s² 2s² 2p⁶ 3s² 3p⁴.
5. Question: What is the periodic law?
Answer: The periodic law states that the properties of elements are periodic
functions of their atomic numbers, leading to the arrangement of elements
into periods and groups.
6. Question: Explain the concept of atomic radius.
Answer: The atomic radius is the distance from the nucleus of an atom to
the outermost electron shell.
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 or Stuvia-credit 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 LUCYSTUDY. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $13.59. You're not tied to anything after your purchase.