Search found 32 matches
- Fri Nov 23, 2018 7:51 pm
- Forum: Hybridization
- Topic: d-block
- Replies: 3
- Views: 350
Re: d-block
when the orbitals aren't listed in the "s-p-d-f" order, which is preferred?
- Fri Nov 23, 2018 7:48 pm
- Forum: Hybridization
- Topic: Hybridization Labeling
- Replies: 5
- Views: 625
Re: Hybridization Labeling
Should we be able to draw similar examples on Test 3?
- Fri Nov 23, 2018 7:45 pm
- Forum: Hybridization
- Topic: stating the hybridization of an atom
- Replies: 3
- Views: 383
Re: stating the hybridization of an atom
it is important to indicate the value before the shell, just to be safe you should double check with your TA
- Fri Nov 23, 2018 7:41 pm
- Forum: Ionic & Covalent Bonds
- Topic: Ionic & covalent character
- Replies: 6
- Views: 1193
Re: Ionic & covalent character
when (if) this happens how can we differentiate between the two characters?
- Fri Nov 23, 2018 7:39 pm
- Forum: Determining Molecular Shape (VSEPR)
- Topic: VSEPR Models and Resonance Structures
- Replies: 4
- Views: 998
Re: VSEPR Models and Resonance Structures
when can resonance structures help with drawing other models?
- Fri Nov 23, 2018 7:31 pm
- Forum: Determining Molecular Shape (VSEPR)
- Topic: Polarity
- Replies: 7
- Views: 742
Re: Polarity
are there any exceptions to this trait when drawing the structures?
- Fri Nov 23, 2018 7:18 pm
- Forum: Ionic & Covalent Bonds
- Topic: Bond Variations
- Replies: 4
- Views: 436
Re: Bond Variations
Do lone pairs also affect the way the model is oriented? Because of the repulsion?
- Fri Nov 23, 2018 7:16 pm
- Forum: Bond Lengths & Energies
- Topic: H bonding
- Replies: 14
- Views: 1452
Re: H bonding
the more hydrogen bonds the higher melting points?
- Fri Nov 23, 2018 7:14 pm
- Forum: Hybridization
- Topic: when to use hybridization
- Replies: 4
- Views: 399
Re: when to use hybridization
is it helpful to use hybridization even if its not asked to?
- Fri Nov 23, 2018 7:13 pm
- Forum: Sigma & Pi Bonds
- Topic: formation of pi bond
- Replies: 6
- Views: 611
Re: formation of pi bond
why should the sigma bonds be formed before pi bonds?
- Fri Nov 23, 2018 7:10 pm
- Forum: Lewis Structures
- Topic: Lewis Structure to 3D
- Replies: 3
- Views: 463
Re: Lewis Structure to 3D
Will Test 3 require us to draw 3D models? With Wedges?
- Fri Nov 23, 2018 7:09 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Test 3
- Replies: 10
- Views: 939
Re: Test 3
does anyone know a good way to study *conceptually*? I find it confusing sometimes.
- Fri Nov 23, 2018 7:07 pm
- Forum: Dipole Moments
- Topic: Bond Angles
- Replies: 8
- Views: 837
Re: Bond Angles
I learned that it's easier to memorize each general one, but if you want to learn a trick then it's better to look at the shapes.
- Sun Nov 04, 2018 1:11 pm
- Forum: Lewis Structures
- Topic: Identifying the central atom in ONF
- Replies: 3
- Views: 523
Re: Identifying the central atom in ONF
Nitrogen has lower electronegativity which is why it is in the middle
- Sun Nov 04, 2018 1:10 pm
- Forum: Electronegativity
- Topic: Electroegativity
- Replies: 9
- Views: 1255
Re: Electroegativity
its easier to know the trend, and if you tried to figure it out differently it would probably be less accurate
- Sun Nov 04, 2018 1:06 pm
- Forum: Polarisability of Anions, The Polarizing Power of Cations
- Topic: Predicting polarizability and polarizing power
- Replies: 5
- Views: 823
Re: Predicting polarizability and polarizing power
if it can easily lose an electron then there is a lower electron affinity
- Sun Nov 04, 2018 1:03 pm
- Forum: Electronegativity
- Topic: Oxygen and Chlorine [ENDORSED]
- Replies: 2
- Views: 4591
Re: Oxygen and Chlorine [ENDORSED]
i think since chlorine is larger than oxygen (because it has more valence shells than fluorine)
- Sun Nov 04, 2018 12:55 pm
- Forum: Electronegativity
- Topic: What are the trends useful for?
- Replies: 12
- Views: 911
Re: What are the trends useful for?
they can help you with figuring out how to draw the lewis structures or electronic configurations
- Sun Nov 04, 2018 12:49 pm
- Forum: Lewis Structures
- Topic: 3.39
- Replies: 1
- Views: 268
Re: 3.39
i think normally they would provide that but other hw questions may need you to know them.
- Sun Nov 04, 2018 12:42 pm
- Forum: Electronegativity
- Topic: MIDTERM
- Replies: 5
- Views: 495
Re: MIDTERM
Midterm covers: Fundamentals, Quantum, Bonding to end of 3.11 (6 Ed.) and to end of 2C (7 Ed), up to Wednesday.
- Sun Nov 04, 2018 12:30 pm
- Forum: Lewis Structures
- Topic: Lewis Structures
- Replies: 11
- Views: 996
Re: Lewis Structures
normally you put the atom with the lowest ionization energy
- Sun Nov 04, 2018 12:28 pm
- Forum: Lewis Structures
- Topic: Question 3.55 (Sixth Edition)
- Replies: 6
- Views: 614
Re: Question 3.55 (Sixth Edition)
Besides drawing the lewis structure is there another way to find a radical?
- Sun Oct 21, 2018 9:52 pm
- Forum: Wave Functions and s-, p-, d-, f- Orbitals
- Topic: Schrodinger's Wave Function
- Replies: 10
- Views: 910
Re: Schrodinger's Wave Function
What does the 'H' stand for in this equation?
- Sun Oct 21, 2018 9:43 pm
- Forum: Wave Functions and s-, p-, d-, f- Orbitals
- Topic: Wave Functions
- Replies: 4
- Views: 369
Re: Wave Functions
Can De Broglie's Wave Equation work for any particle with momentum?
- Sun Oct 21, 2018 9:37 pm
- Forum: Properties of Electrons
- Topic: Atomic Spectra
- Replies: 4
- Views: 448
Re: Atomic Spectra
Why do electrons have quantized energy?
- Sun Oct 21, 2018 9:19 pm
- Forum: Heisenberg Indeterminacy (Uncertainty) Equation
- Topic: Re: Heisenberg Uncertainty Principle
- Replies: 2
- Views: 261
Re: Heisenberg Uncertainty Principle
Is it possible to specify the position and momentum of a particle?
- Mon Oct 15, 2018 11:42 pm
- Forum: Einstein Equation
- Topic: Question regarding wavelength
- Replies: 5
- Views: 429
Re: Question regarding wavelength
what units are we using while working with wavelengths?
- Mon Oct 15, 2018 11:41 pm
- Forum: Wave Functions and s-, p-, d-, f- Orbitals
- Topic: Negative v. Positive when calculating energy
- Replies: 8
- Views: 2444
Re: Negative v. Positive when calculating energy
Does the answer always have to be negative? Since its decreasing?
- Mon Oct 15, 2018 11:40 pm
- Forum: Properties of Electrons
- Topic: Rydberg constant
- Replies: 7
- Views: 805
Re: Rydberg constant
Bianca Barcelo 1G wrote:Does anyone know when to use the Rydberg constant?
you use it when you're solving for an energy change
- Thu Oct 04, 2018 10:27 pm
- Forum: Significant Figures
- Topic: All students read this sig fig post [ENDORSED]
- Replies: 170
- Views: 33576
Re: All students read this sig fig post [ENDORSED]
When we are rounding, how can we determine how many sig figs we need to keep in the problem?
- Thu Oct 04, 2018 10:26 pm
- Forum: Significant Figures
- Topic: All students read this sig fig post [ENDORSED]
- Replies: 170
- Views: 33576
Re: All students read this sig fig post [ENDORSED]
Milena Aragon 1B wrote:Should we maintain the amount of sig figs as determined by the periodic table that we're using or should it be determined by the problem (i.e. use the number with the least amount of sig figs)?
it mostly always is determined by the problem
- Thu Oct 04, 2018 10:23 pm
- Forum: SI Units, Unit Conversions
- Topic: How does grading for discussion posts work?
- Replies: 80
- Views: 8173
Re: How does grading for discussion posts work?
Henri_de_Guzman_3L wrote:Is there a minimum number of posts/replies to get full points?
you must at least answer/ask three things on the website every week!