Exam (elaborations)
PToE(questions with verified solutions)
- Course
- Institution
PToE(questions with verified solutions)
[Show more]
Content preview
PToEnoble gases - correct answer ✔✔Group 18: Nonreactive family of nonmetals; 8 valence e- (full octet). All
are gases at room temp and are extremely unreactive
valence electrons - correct answer ✔✔Electrons on the outermost energy level of an atom
element symbol - correct answer ✔✔the abbreviation of an elements name; 1 or 2 letters, first letter is
always capitalized, second is never capitalized
atomic mass - correct answer ✔✔total weight of protons and neutrons
atomic number - correct answer ✔✔The number of protons in an atom which uniquely identifies an
element
Bohr diagram - correct answer ✔✔a diagram of an atom which includes all protons, neutrons, electron
shells, and electrons
7 - correct answer ✔✔Number of periods in the periodic table
18 - correct answer ✔✔Number of groups/families on the periodic table
periodic law - correct answer ✔✔the law that states that the repeating chemical and physical properties
of elements change periodically with the atomic numbers of the elements
metal - correct answer ✔✔Elements that are good conductors of heat and electric current.
alkaline earth metals - correct answer ✔✔group 2 elements not as reactive as group 1
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 Sakayobako30. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $9.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
85443 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now