• Very few anions act as acids because it is more difficult for an anion to lose H+
• Exceptions are the anions: HSO4- and H2PO4-
The points above came from the notes. What are HSO4- and H2PO4- exceptions of and why are the considered exceptions?
Search found 51 matches
- Tue Dec 03, 2019 3:07 pm
- Forum: Calculating the pH of Salt Solutions
- Topic: Anion Exceptions
- Replies: 3
- Views: 270
- Tue Dec 03, 2019 3:03 pm
- Forum: Identifying Acidic & Basic Salts
- Topic: Cl- and NaCl
- Replies: 2
- Views: 217
Cl- and NaCl
Why don't Cl- and NaCl affect pH?
- Tue Dec 03, 2019 3:01 pm
- Forum: Amphoteric Compounds
- Topic: Textbook 6A.17
- Replies: 4
- Views: 454
Re: Textbook 6A.17
Amphoteric simply means that the ion is able to act as both an acid and a base.
- Tue Dec 03, 2019 2:58 pm
- Forum: Administrative Questions and Class Announcements
- Topic: final exam
- Replies: 9
- Views: 651
Re: final exam
I just got word that the final will be 8 questions like the midterm
- Tue Dec 03, 2019 2:56 pm
- Forum: Shape, Structure, Coordination Number, Ligands
- Topic: Latin names
- Replies: 2
- Views: 186
Re: Latin names
I am also wondering about this because on the homework, some problems require us to know the names; however, I don't recall Dr. Lavelle mentioning anything about having to memorize the Latin names.
- Sat Nov 30, 2019 1:52 pm
- Forum: Student Social/Study Group
- Topic: Final Jitters
- Replies: 457
- Views: 377672
Re: Final Jitters
Working out really helps and being overconfident to keep a cool mind
- Sat Nov 30, 2019 1:50 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Acids and Bases
- Replies: 1
- Views: 208
Acids and Bases
I hear acids and bases is the hardest section. Is that due to memorization or math?
- Sat Nov 30, 2019 1:44 pm
- Forum: Determining Molecular Shape (VSEPR)
- Topic: When VSEPR doesn't work
- Replies: 4
- Views: 202
Re: When VSEPR doesn't work
I briefly remember Dr. Lavelle going over this but I am not sure what was said about it. I don't think this is important to know.
- Sat Nov 30, 2019 1:41 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Chemistry Community Posts
- Replies: 10
- Views: 658
Chemistry Community Posts
Are chemistry community post points updated weekly or will they be added at once at the end of the semester?
- Mon Nov 25, 2019 1:05 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Material for the final exam
- Replies: 4
- Views: 310
Material for the final exam
Will we keep learning until the last lecture before the final or are we going to have a review lecture like for the midterm?
- Sun Nov 24, 2019 6:53 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Final exam
- Replies: 17
- Views: 928
Re: Final exam
ShastaB4C wrote:Does anyone know approximately how many questions the final exam will be?
all I know is that it will be 3 hours, so one hour longer than the midterm
- Sun Nov 24, 2019 6:52 pm
- Forum: Administrative Questions and Class Announcements
- Topic: final exam
- Replies: 9
- Views: 651
final exam
How many questions will the final be?
- Sat Nov 23, 2019 3:06 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Final exam
- Replies: 17
- Views: 928
Final exam
Just to make sure, the final is going to cover all topics we learned this quarter including high school review?
- Fri Nov 22, 2019 6:26 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Week 9 Homework? [ENDORSED]
- Replies: 1
- Views: 1260
Week 9 Homework? [ENDORSED]
Do we have homework due for week 9?
- Tue Nov 19, 2019 3:42 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Test 2 related HW problems
- Replies: 2
- Views: 249
Test 2 related HW problems
What problems from the textbook cover the topics that will be on the test this week?
- Sun Nov 17, 2019 4:04 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Test 2
- Replies: 2
- Views: 219
Test 2
Where can I find the outline for test 2? Is it just outline 4?
- Sun Nov 17, 2019 11:27 am
- Forum: Determining Molecular Shape (VSEPR)
- Topic: Shapes We Are Expected to Know
- Replies: 6
- Views: 443
Re: Shapes We Are Expected to Know
I think it will only be on the ones taught in lecture and whatever Mondays lecture is about
- Sun Nov 17, 2019 11:26 am
- Forum: Administrative Questions and Class Announcements
- Topic: Test 2
- Replies: 1
- Views: 204
Test 2
Is the test more conceptual or math-based??
- Thu Nov 14, 2019 6:14 am
- Forum: Administrative Questions and Class Announcements
- Topic: Test topics
- Replies: 5
- Views: 498
Test topics
What are the topics I should be expecting on next week's test?
- Wed Nov 13, 2019 12:01 am
- Forum: Administrative Questions and Class Announcements
- Topic: Homework for week 7
- Replies: 3
- Views: 300
Homework for week 7
The last topic we covered was still on chemical bonds, so can I do my homework due tomorrow on chemical bonds still?
- Wed Nov 06, 2019 11:31 am
- Forum: Lewis Structures
- Topic: Expanded Octets
- Replies: 6
- Views: 512
Expanded Octets
How do I identify an expanded octet and how would I approach drawing the Lewis Structure?
- Wed Nov 06, 2019 11:30 am
- Forum: Lewis Structures
- Topic: Odd Number of V e-
- Replies: 3
- Views: 242
Odd Number of V e-
If I have an odd number of valence electrons how do I determine which molecule to put the extra electron onto? Would it be the most electronegative molecule?
- Wed Nov 06, 2019 11:25 am
- Forum: Formal Charge and Oxidation Numbers
- Topic: Formal Charge Cancellation
- Replies: 3
- Views: 580
Formal Charge Cancellation
In what situations is it ok to cancel out formal charges?
- Wed Nov 06, 2019 11:23 am
- Forum: Dipole Moments
- Topic: Clarification on Dipole Moment
- Replies: 3
- Views: 249
Clarification on Dipole Moment
Can someone please clarify the concept of dipole moment and how to calculate it?
- Wed Nov 06, 2019 9:06 am
- Forum: Administrative Questions and Class Announcements
- Topic: Solution Manuel
- Replies: 1
- Views: 128
Solution Manuel
Is there an online version off the solution Manuel, like there is a textbook one?
- Sun Nov 03, 2019 4:55 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Homework Due this week
- Replies: 2
- Views: 122
Homework Due this week
Is the homework due this week focused only on chemical bonds or could it be can topic of midterm review?
- Sun Nov 03, 2019 4:53 pm
- Forum: Bond Lengths & Energies
- Topic: Midterm Question
- Replies: 5
- Views: 366
Re: Midterm Question
Everything except the last slide Dr. Lavelle went over should be on the midterm I believe
- Fri Nov 01, 2019 5:44 pm
- Forum: Administrative Questions and Class Announcements
- Topic: DINO NUGGETS Review Session! Download Problems HERE [ENDORSED]
- Replies: 52
- Views: 6809
Re: DINO NUGGETS Review Session! Download Problems HERE [ENDORSED]
Can you please post the work along with the the answers because it was hard to see all the work from the back of the lecture hall
- Fri Nov 01, 2019 11:39 am
- Forum: Administrative Questions and Class Announcements
- Topic: Chemistry Community Posts
- Replies: 2
- Views: 100
Chemistry Community Posts
Are chemistry community posts counted graded weekly or is it just required to have 50 by the end of the quarter?
- Tue Oct 29, 2019 9:56 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Sapling Learning
- Replies: 3
- Views: 160
Sapling Learning
Just a friendly reminder that if Sapling Learning isn't working for you, you can get your code traded in at the bookstore for free. The deadline is October 31st
- Fri Oct 25, 2019 1:13 am
- Forum: Student Social/Study Group
- Topic: Midterm
- Replies: 17
- Views: 911
Re: Midterm
My TA said that it might be incorporated into the problems but it won't be a separate problem. So a quantum problem might ask us to convert first before we can start solving using quantum methods.
- Fri Oct 25, 2019 1:11 am
- Forum: Administrative Questions and Class Announcements
- Topic: Powerpoint Slides
- Replies: 5
- Views: 185
Powerpoint Slides
Do we have access to the slides from in class?
- Tue Oct 22, 2019 10:20 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Online Modules
- Replies: 7
- Views: 239
Re: Online Modules
I don't think there will be anymore modules. They were only there to help with material taught during weeks 1 and 2.
- Tue Oct 22, 2019 8:14 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Homewrok
- Replies: 2
- Views: 163
Homewrok
If a question has multiple parts, such as a, b, c, d, e; does it count as one question or 5 questions in regards to the homework?
- Tue Oct 22, 2019 8:10 pm
- Forum: General Science Questions
- Topic: Study Tips
- Replies: 13
- Views: 935
Re: Study Tips
Step- up sessions are khan academy. Step-up sessions really helps breakdown everything and khan academy reinforces it.
- Tue Oct 22, 2019 8:08 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Midterm Questions
- Replies: 2
- Views: 189
Midterm Questions
How many questions will be on the midterm?
- Sun Oct 20, 2019 7:42 pm
- Forum: General Science Questions
- Topic: Sapling Learning
- Replies: 2
- Views: 143
Re: Sapling Learning
It provides an online version of the textbook and Dr. Lavelle said he was going to upload extra supplements onto it to help us in class.
- Sun Oct 20, 2019 2:52 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Homework for week 4
- Replies: 3
- Views: 190
Homework for week 4
Is the homework due for week 4 still Quantum World problems or are we moving on to bonds?
- Sun Oct 20, 2019 2:49 pm
- Forum: Wave Functions and s-, p-, d-, f- Orbitals
- Topic: how to prepare
- Replies: 22
- Views: 910
Re: how to prepare
Step-up sessions are definitely worth it. They've helped me out a lot.
- Mon Oct 14, 2019 2:50 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Name on Chemistry Community
- Replies: 2
- Views: 176
Name on Chemistry Community
I've noticed that everyone's names and discussion sections appear on chemistry community and I don't recall if it was mandatory to set our name that way, but if it is can someone please tell me where I can add my name and discussion section?
- Mon Oct 14, 2019 2:46 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Further Supplements?
- Replies: 3
- Views: 224
Further Supplements?
Is there any YouTuber anyone can recommend that would be a good source to use for further supplementation?
- Thu Oct 10, 2019 9:22 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Weekly Posts
- Replies: 4
- Views: 250
Weekly Posts
If I made 6 posts week 1, am I allowed to only make 4 more for week 2, or do I have to make a minimum of 5 posts a week no matter what?
- Thu Oct 10, 2019 9:18 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Where do we check our grades?
- Replies: 3
- Views: 260
Where do we check our grades?
For my other classes our grades are posted under the class CCLE website so I was wondering where to find our grades for Dr. Lavelle's class since the CCLE link opens Dr. Lavelle's website. Thank you
- Mon Oct 07, 2019 9:40 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Test 1
- Replies: 1
- Views: 95
Test 1
Do we have to have the units memorized for the test or will we be provided with a formula sheet?
- Mon Oct 07, 2019 9:27 pm
- Forum: SI Units, Unit Conversions
- Topic: Problem E.1
- Replies: 2
- Views: 234
Problem E.1
I was reviewing topics for the chemistry test 1 and I looked over the solution manual and noticed that in problem E.1, the solution converted all the way to km. Would it be okay if I left my final answer as pico-meters rather than convert to meters then kilometers if a similar problem were to show u...
- Mon Oct 07, 2019 3:24 pm
- Forum: Administrative Questions and Class Announcements
- Topic: When is week 2 homework due?
- Replies: 3
- Views: 124
When is week 2 homework due?
Is week 2 homework due during week 2 discussion or week 3 discussion, since we had one week to due the first home work assignment?
- Thu Oct 03, 2019 9:35 pm
- Forum: SI Units, Unit Conversions
- Topic: Homework for Week 1
- Replies: 16
- Views: 883
Re: Homework for Week 1
Are the chemistry community questions definitely due on Sunday October 6th and not by lecture tomorrow? I was told that they are usually due Sunday during a peer learning session but I recommend you try to get them submitted before lecture tomorrow because the TA was unsure if they are still due on...
- Thu Oct 03, 2019 9:32 pm
- Forum: SI Units, Unit Conversions
- Topic: Book Access Issues
- Replies: 3
- Views: 176
Re: Book Access Issues
I called Macmillan directly and the man that provided me with support said it was an issue with everyone at UCLA. He just had me sign under the access code, write the date, and email him the picture of the code, then he enrolled me into the course from his end. I recommend you call them directly at ...
- Thu Oct 03, 2019 2:30 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Chemistry Community Posts due date?
- Replies: 3
- Views: 142
Chemistry Community Posts due date?
When do we have to have 5 posts on chemistry community by? Because in my peer learning session, the TA told us they are usually due on Sundays at 11:59 PM. Just want to clarify. Thank you.
- Thu Oct 03, 2019 2:19 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Sapling Learning
- Replies: 3
- Views: 192
Re: Sapling Learning
You can purchase it for $64 dollars from the sapling learning website. If you make an account and select Dr. Lavelle's course, you get the choice to purchase the online module. Hope this helps!
- Thu Oct 03, 2019 1:23 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Where do we turn in the homework?
- Replies: 5
- Views: 214
Where do we turn in the homework?
On the syllabus it states to turn in the homework to our TAs during discussion sections but I thought it was due this Friday during lecture. Where do I turn it in?