Atoms of two adjacent elements in the third period are in the ground state. An atom of element A has only s electrons in its valence shell. An atom of element B has at least one p electron in its valence shell. Identify elements A and B.
Save Time On Research and Writing
Hire a Pro to Write You a 100% Plagiarism-Free Paper.
Pro tip: If you want to save more money and pay the lowest price, you need to set a more extended deadline.
We know how difficult it is to be a student these days. That's why our prices are one of the most affordable on the market, and there are no hidden fees.
Instead, we offer bonuses, discounts, and free services to make your experience
How it works
Receive a 100% original paper that will pass Turnitin from a top essay writing service
Upload your instructions
Fill out the order form and provide paper details. You can even attach screenshots or add additional instructions later. If something is not clear or missing, the writer will contact you for clarification.
Control the process
Once you place an order with our professional essay writing services, we will email you login details to your account. There, you'll communicate with the writer and support team and track the writer's progress.
Download your paper on time
As soon as your work is ready, we’ll notify you via email. You'll then be able to download it from your account and request a revision if needed. Please note that you can also rate the writer's work in your account.
Pro service tips
How to get the most out of your experience with Homework Writing Services
One writer throughout the entire course
If you like the writer, you can hire them again. Just copy & paste their ID on the order form ("Preferred Writer's ID" field). This way, your vocabulary will be uniform, and the writer will be aware of your needs.
The same paper from different writers
You can order essay or any other work from two different writers to choose the best one or give another version to a friend. This can be done through the add-on "Same paper from another writer."
Copy of sources used by the writer
Our college essay writers work with ScienceDirect and other databases. They can send you articles or materials used in PDF or through screenshots. Just tick the "Copy of sources" field on the order form.
See why 20k+ students have chosen us as their sole writing assistance provider
Check out the latest reviews and opinions submitted by real customers worldwide and make an informed decision.
Customer 463463, October 13th, 2022
Customer 462679, March 14th, 2022
Art (Fine arts, Performing arts)
very professional and well done.
Customer 462485, May 9th, 2022
Customer 463463, December 12th, 2022
Customer 462931, May 4th, 2022
Customer 463679, April 15th, 2023
Customer 463869, March 30th, 2023
Business and administrative studies
Be keen on plagiarism and grammar. Also, always follow the instructions' check-list.
Customer 453509, April 10th, 2022
Customer 463813, May 11th, 2023
I got a B on the paper. Which is okay. But would of preferred an A paper since I paid a bit more for better writing.
Customer 454445, June 2nd, 2020
Good job. Few edits made
Customer 463245, November 16th, 2022
Customer 454299, April 21st, 2020
Customer reviews in total
Current satisfaction rate
Average paper length
Customers referred by a friend
OUR GIFT TO YOU
15% OFF your first order
Use a coupon FIRST15 and enjoy expert help with any task at the most affordable price.