Chemistry Question

Marey academy for math and science
Student Name
SCH4U Atomic theory assignment
Problem 1 [
For the five sets of four quantum numbers below, explain what is wrong with each set for an electron in a one-electron atom.
Make sure to refer back to the limits of each quantum number.
(a) n = 1, l = 1, ml = +1, ms = +
(c) n = 3, l = -1, ml = 0, ms = +
(b) n = 2, l = 0, ml = +1, ms = –
(d) n = 4, l = 2, ml = +3, ms = 0
(e) n = 5, l = +3, ml = –2, ms = – 1
Problem 2 [
Fill in the missing values or names of the following sets of quantum numbers.
(a) n = 2, l = ?, ml = +1; name: 2p
(b) n = ?, l = 0, ml = ?; name: 4s
(c) n = 3, l = 1, ml = +1; name: ?
(d) n = 3, l = ?, ml = 0; name: 3d
Problem 3 [
Identify the element that matches each of the following descriptions.
(a) The ground state electron configuration of the ion of this element carrying a 4+ charge is [Ar] 4s2 3d3.
The electron configuration of this element in its first excited state is [Ar] 4s1 4p1.3d10
The ground state electron configuration of this element is [Xe] 6s2.4f1 5d1
(d) The ion of this element carrying a charge of 3– has the ground state electron configuration [Xe].
(e) The ground state electron configuration of the ion of this element that has a charge of 5+ is [Kr] 5s24d6.
Problem 4 [
Use the aufbau principle to write the ground state electron configuration of the following ions.
(a) Ir4+
(c) In3+
(e) Hg+
(b) Co3+
(d) Bi3–
Problem 5 [
(a) Explain Pauli Exclusion Principle and Hund’s Rule. (4)
(b) Use orbital diagrams to represent the ground state electron configuration of the ions in problem 4. (10)
Problem 6 [
The element tungsten has the symbol W, after the name of the ore, wolframite, from which it can be recovered.
(a) Use the aufbau principle to write the ground state electron configuration of an atom of this element. (3)
(b) How many of the electrons in this atom have a principal quantum number of 4? (1)
(c) How many electrons are in the valence shell of this atom? (1)
(d) When this atom is excited, between what atomic orbitals will an electron move for the smallest possible
increase in energy? (1)

Don't use plagiarized sources. Get Your Custom Essay on
Chemistry Question
Just from $13/Page
Order Essay
Place your order
(550 words)

Approximate price: $22

Calculate the price of your order

550 words
We'll send you the first draft for approval by September 11, 2018 at 10:52 AM
Total price:
The price is based on these factors:
Academic level
Number of pages
Basic features
  • Free title page and bibliography
  • Unlimited revisions
  • Plagiarism-free guarantee
  • Money-back guarantee
  • 24/7 support
On-demand options
  • Writer’s samples
  • Part-by-part delivery
  • Overnight delivery
  • Copies of used sources
  • Expert Proofreading
Paper format
  • 275 words per page
  • 12 pt Arial/Times New Roman
  • Double line spacing
  • Any citation style (APA, MLA, Chicago/Turabian, Harvard)

Our guarantees

Delivering a high-quality product at a reasonable price is not enough anymore.
That’s why we have developed 5 beneficial guarantees that will make your experience with our service enjoyable, easy, and safe.

Money-back guarantee

You have to be 100% sure of the quality of your product to give a money-back guarantee. This describes us perfectly. Make sure that this guarantee is totally transparent.

Read more

Zero-plagiarism guarantee

Each paper is composed from scratch, according to your instructions. It is then checked by our plagiarism-detection software. There is no gap where plagiarism could squeeze in.

Read more

Free-revision policy

Thanks to our free revisions, there is no way for you to be unsatisfied. We will work on your paper until you are completely happy with the result.

Read more

Privacy policy

Your email is safe, as we store it according to international data protection rules. Your bank details are secure, as we use only reliable payment systems.

Read more

Fair-cooperation guarantee

By sending us your money, you buy the service we provide. Check out our terms and conditions if you prefer business talks to be laid out in official language.

Read more
Live Chat+1(978) 822-0999EmailWhatsApp

Order your essay today and save 20% with the discount code LEMONADE