Search found 51 matches

by Marykate Abad 3L
Fri Dec 06, 2019 12:58 am
Forum: Amphoteric Compounds
Topic: Amphiprotic vs Amphoteric
Replies: 5
Views: 46

Amphiprotic vs Amphoteric

What's the difference between amphiprotic and amphoteric?
by Marykate Abad 3L
Fri Dec 06, 2019 12:57 am
Forum: Air Pollution & Acid Rain
Topic: final?
Replies: 5
Views: 87

Re: final?

Know both. If you know the concept, you'll know the formula.
by Marykate Abad 3L
Fri Dec 06, 2019 12:55 am
Forum: Calculating the pH of Salt Solutions
Topic: Wednesday Lecture 12/4
Replies: 4
Views: 46

Re: Wednesday Lecture 12/4

We do not have to know that. It was just background information and stuff we will learn in 14B.
by Marykate Abad 3L
Fri Dec 06, 2019 12:51 am
Forum: Air Pollution & Acid Rain
Topic: Final
Replies: 8
Views: 367

Re: Final

In the syllabus it says we should be able to "explain why rain can be acidic and discuss possible options to reduce 'acid rain'."
by Marykate Abad 3L
Fri Dec 06, 2019 12:49 am
Forum: Air Pollution & Acid Rain
Topic: Acid Rain
Replies: 1
Views: 32

Re: Acid Rain

pg. 490 box 6e.1
by Marykate Abad 3L
Sun Dec 01, 2019 11:33 pm
Forum: Naming
Topic: Roman Numeral
Replies: 13
Views: 65

Re: Roman Numeral

The roman numeral represents the oxidation state of the metal.
by Marykate Abad 3L
Sun Dec 01, 2019 11:31 pm
Forum: Naming
Topic: Naming coordination compounds
Replies: 5
Views: 28

Re: Naming coordination compounds

The oxidation state of the metal is the roman numeral.
by Marykate Abad 3L
Sun Dec 01, 2019 11:29 pm
Forum: Naming
Topic: Final Exam?
Replies: 20
Views: 134

Re: Final Exam?

It is cumulative. Make sure you understand the topics in the outlines.
by Marykate Abad 3L
Sun Dec 01, 2019 11:28 pm
Forum: Naming
Topic: Naming of coordination compounds
Replies: 5
Views: 29

Re: Naming of coordination compounds

The final could ask to name compounds either way. It’s best to know how to do both.
by Marykate Abad 3L
Sun Dec 01, 2019 11:23 pm
Forum: Naming
Topic: Memorizing ligand names
Replies: 5
Views: 36

Re: Memorizing ligand names

We are expected to know how to name ligands.
by Marykate Abad 3L
Sun Nov 24, 2019 9:04 pm
Forum: Determining Molecular Shape (VSEPR)
Topic: AXE Format
Replies: 34
Views: 122

Re: AXE Format

You don’t need to write the subscript 1.
by Marykate Abad 3L
Sun Nov 24, 2019 9:02 pm
Forum: Determining Molecular Shape (VSEPR)
Topic: Bent Shape
Replies: 29
Views: 187

Re: Bent Shape

One or two lone pairs can form a bent molecule
by Marykate Abad 3L
Sun Nov 24, 2019 8:59 pm
Forum: *Molecular Orbital Theory (Bond Order, Diamagnetism, Paramagnetism)
Topic: types of bonds
Replies: 14
Views: 268

Re: types of bonds

Yes. A triple bond has 1 sigma and 2 pi bonds.
by Marykate Abad 3L
Sun Nov 24, 2019 8:57 pm
Forum: *Molecular Orbital Theory (Bond Order, Diamagnetism, Paramagnetism)
Topic: Bond order
Replies: 5
Views: 41

Re: Bond order

Bond order is a measurement of the number of electrons involved in bonds between two atoms in a molecule.
by Marykate Abad 3L
Sun Nov 24, 2019 8:55 pm
Forum: *Molecular Orbital Theory (Bond Order, Diamagnetism, Paramagnetism)
Topic: Sigma and Pi Bonds
Replies: 15
Views: 81

Re: Sigma and Pi Bonds

A triple bond contains 1 sigma and 2 pi bonds. The order does not matter.
by Marykate Abad 3L
Sun Nov 17, 2019 9:06 pm
Forum: Hybridization
Topic: sp^3 orbital
Replies: 3
Views: 21

Re: sp^3 orbital

We do not need to know hybridization for Test 2.
by Marykate Abad 3L
Sun Nov 17, 2019 9:02 pm
Forum: Determining Molecular Shape (VSEPR)
Topic: Molecular shape
Replies: 3
Views: 19

Re: Molecular shape

Yes, but the name we use for our homework and exams will probably be seesaw.
by Marykate Abad 3L
Sun Nov 17, 2019 9:00 pm
Forum: Determining Molecular Shape (VSEPR)
Topic: Lone vs. Bonded Electrons
Replies: 3
Views: 25

Lone vs. Bonded Electrons

Why do lone pairs repel bonded electrons more than other bonded electrons do?
by Marykate Abad 3L
Sun Nov 17, 2019 8:56 pm
Forum: Determining Molecular Shape (VSEPR)
Topic: Molecular Shapes
Replies: 6
Views: 37

Re: Molecular Shapes

Yes. There are charts online to help memorize them.
by Marykate Abad 3L
Sun Nov 17, 2019 8:53 pm
Forum: Hybridization
Topic: Test 2 Topics
Replies: 11
Views: 82

Re: Test 2 Topics

Test 2 covers everything after the midterm, but not hybridization.
by Marykate Abad 3L
Wed Nov 06, 2019 3:53 pm
Forum: Ionic & Covalent Bonds
Topic: Ionic vs Covalent
Replies: 14
Views: 107

Re: Ionic vs Covalent

An ionic bond is between a metal and nonmetal while a covalent bond is between two nonmetals.
by Marykate Abad 3L
Wed Nov 06, 2019 3:49 pm
Forum: Electronegativity
Topic: Trend of Electronegativity
Replies: 22
Views: 106

Re: Trend of Electronegativity

Electronegativity increases from left to right and up the periodic table.
by Marykate Abad 3L
Wed Nov 06, 2019 3:47 pm
Forum: Electronegativity
Topic: Electronegativity Chart
Replies: 5
Views: 43

Re: Electronegativity Chart

We will not be given an electronegativity chart. We should know the general trends for electronegativity.
by Marykate Abad 3L
Wed Nov 06, 2019 3:46 pm
Forum: Electronegativity
Topic: Ionic character
Replies: 2
Views: 24

Re: Ionic character

C-F has more ionic character than C-Br because C is more electronegative than Br.
by Marykate Abad 3L
Wed Nov 06, 2019 3:43 pm
Forum: Resonance Structures
Topic: Resonance Structure Midterm
Replies: 5
Views: 70

Re: Resonance Structure Midterm

You can draw one structure unless the questions states to draw the resonance structures.
by Marykate Abad 3L
Sun Nov 03, 2019 8:52 pm
Forum: Electronegativity
Topic: What is isoelectronic?
Replies: 13
Views: 56

Re: What is isoelectronic?

Isoelectronic means having the same number of electrons.
by Marykate Abad 3L
Sun Nov 03, 2019 8:51 pm
Forum: Electronegativity
Topic: Electronegativity
Replies: 9
Views: 52

Re: Electronegativity

We will only be given the electronegativity table. We are expected to know the trends of the table.
by Marykate Abad 3L
Sun Nov 03, 2019 8:46 pm
Forum: Ionic & Covalent Bonds
Topic: Strength and Length
Replies: 18
Views: 111

Re: Strength and Length

The longer the bond, the weaker the bond.
by Marykate Abad 3L
Sun Nov 03, 2019 8:44 pm
Forum: Ionic & Covalent Bonds
Topic: Ionic vs Covalent
Replies: 14
Views: 107

Re: Ionic vs Covalent

Ionic bonds are between a metal and nonmetal. Covalent bonds are between two nonmetals.
by Marykate Abad 3L
Sun Nov 03, 2019 8:41 pm
Forum: Ionic & Covalent Bonds
Topic: middle atom
Replies: 13
Views: 60

Re: middle atom

The atom with the least electronegativity is the middle atom.
by Marykate Abad 3L
Sun Oct 27, 2019 10:52 pm
Forum: Trends in The Periodic Table
Topic: Cations vs Parent atoms
Replies: 4
Views: 31

Re: Cations vs Parent atoms

Cations are smaller because they have less electrons which causes less repulsion making the protons pull closer to the nucleus.
by Marykate Abad 3L
Sun Oct 27, 2019 10:47 pm
Forum: Electron Configurations for Multi-Electron Atoms
Topic: Electron Configuration Special Cases
Replies: 6
Views: 47

Re: Electron Configuration Special Cases

I believe just focus on those two
by Marykate Abad 3L
Sun Oct 27, 2019 10:45 pm
Forum: Electron Configurations for Multi-Electron Atoms
Topic: Chromium and Copper
Replies: 5
Views: 30

Re: Chromium and Copper

Their electrons fill and half-fill two subshells, with some electrons in the higher energy level shells
by Marykate Abad 3L
Sun Oct 27, 2019 10:42 pm
Forum: Electron Configurations for Multi-Electron Atoms
Topic: Orbital notation
Replies: 2
Views: 15

Re: Orbital notation

f contains 7
by Marykate Abad 3L
Sun Oct 27, 2019 10:41 pm
Forum: Electron Configurations for Multi-Electron Atoms
Topic: Spins
Replies: 4
Views: 43

Re: Spins

Electrons are filled parallel in each orbital first and then become paired after each orbital has an electron
by Marykate Abad 3L
Sun Oct 20, 2019 10:21 pm
Forum: Electron Configurations for Multi-Electron Atoms
Topic: Short Hand
Replies: 11
Views: 65

Re: Short Hand

You can use the noble gas before it to substitute writing out the entire thing.
by Marykate Abad 3L
Sun Oct 20, 2019 10:19 pm
Forum: Einstein Equation
Topic: Alternative unit for J
Replies: 4
Views: 39

Re: Alternative unit for J

1 J = 1 (kg*m^2)/s^2
by Marykate Abad 3L
Sun Oct 20, 2019 2:41 pm
Forum: Quantum Numbers and The H-Atom
Topic: 1D.1
Replies: 5
Views: 56

Re: 1D.1

All of them increase
by Marykate Abad 3L
Sun Oct 20, 2019 2:40 pm
Forum: Wave Functions and s-, p-, d-, f- Orbitals
Topic: 1A.15
Replies: 2
Views: 30

Re: 1A.15

That number is R, Rydberg's constant!
by Marykate Abad 3L
Sun Oct 20, 2019 2:36 pm
Forum: Wave Functions and s-, p-, d-, f- Orbitals
Topic: how to prepare
Replies: 22
Views: 143

Re: how to prepare

I'm a visual learner so youtube always helps me. Depending on your learning style, try and find what works best for you! It goes a long way
by Marykate Abad 3L
Sat Oct 12, 2019 2:51 pm
Forum: Trends in The Periodic Table
Topic: Group 5 Transition Metals
Replies: 2
Views: 213

Re: Group 5 Transition Metals

Vanadium
by Marykate Abad 3L
Sat Oct 12, 2019 2:49 pm
Forum: Properties of Electrons
Topic: Ionization energy
Replies: 4
Views: 49

Re: Ionization energy

Ionization energy increases from from left to right because elements are more likely to give up their electrons on the right side of the period table.
by Marykate Abad 3L
Sat Oct 12, 2019 2:47 pm
Forum: DeBroglie Equation
Topic: De Broglie's Equation
Replies: 13
Views: 78

Re: De Broglie's Equation

De Broglie's equation can be used to solve for an object's wavelength given a mass.
by Marykate Abad 3L
Sat Oct 12, 2019 2:44 pm
Forum: Properties of Light
Topic: Amplitude
Replies: 12
Views: 103

Re: Amplitude

I feel that amplitude is focused more in physics and not in chemistry so I wouldn't worry too much about it.
by Marykate Abad 3L
Sat Oct 12, 2019 2:39 pm
Forum: Properties of Light
Topic: Adding formulas
Replies: 5
Views: 44

Re: Adding formulas

Depending on the problem given and values given, you can rearrange the equation to plug in what you are given/looking for.
by Marykate Abad 3L
Thu Oct 03, 2019 3:21 pm
Forum: Significant Figures
Topic: Significant Figures
Replies: 3
Views: 40

Re: Significant Figures

Your answer should be the least amount of sig figs given in the problem.
by Marykate Abad 3L
Thu Oct 03, 2019 3:17 pm
Forum: Balancing Chemical Reactions
Topic: Unequal coefficients
Replies: 7
Views: 69

Re: Unequal coefficients

All chemical reactions should be able to be balanced. If fractions are involved, multiple by the denominator to get rid of it.
by Marykate Abad 3L
Thu Oct 03, 2019 3:15 pm
Forum: Balancing Chemical Reactions
Topic: "Combustion" Term
Replies: 8
Views: 118

Re: "Combustion" Term

Combustion also means burning. In every combustion reaction, the reactant reacts with oxygen and produces water and carbon dioxide.
by Marykate Abad 3L
Thu Oct 03, 2019 3:10 pm
Forum: Significant Figures
Topic: Calculators
Replies: 20
Views: 740

Re: Calculators

I bought a scientific calculator for this class because the syllabus says non-programable calculator is required
by Marykate Abad 3L
Thu Oct 03, 2019 3:02 pm
Forum: Significant Figures
Topic: Sig Fig Rules
Replies: 7
Views: 59

Re: Sig Fig Rules

You would round to the least amount of sig figs given in the problem. For atomic mass, 3 decimal place is fine.

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