Chemistry Forum

Post thread
Join the expert discussion on chemistry. Chemistry is the study of the nature, properties, and composition of matter. Biochemistry, Organic, Inorganic, Analytical are topics that may be discussed.
What is the Molecular Orbital Model and how does it relate to atomic orbitals?
  • · Replies 1 ·
Replies
1
Views
2K
Inorganic chemistry: d-Metal complexes
  • · Replies 3 ·
Replies
3
Views
12K
In CuSO4 solution, why doesn't Cu(OH)2 precipitate out?
  • · Replies 4 ·
Replies
4
Views
13K
How Does Atomic Hydrogen Transform into Molecular Hydrogen?
  • · Replies 3 ·
Replies
3
Views
5K
Is Delta Enthalpy Zero for an Isothermal Gas Expansion Process?
  • · Replies 1 ·
Replies
1
Views
4K
In absence of air, Hydrogen reaction
  • · Replies 1 ·
Replies
1
Views
2K
What makes a Kelvin Generator work?
  • · Replies 1 ·
Replies
1
Views
6K
Standard heats of formation (enthelphy, free energy)
  • · Replies 3 ·
Replies
3
Views
3K
Was the Diesel Fuel Glowing in the Snow?
  • · Replies 1 ·
Replies
1
Views
2K
Understanding Boiling Point: Factors That Affect Liquid Vapor Pressure
  • · Replies 1 ·
Replies
1
Views
4K
What are some recommended chemistry books for a first-year student?
  • · Replies 4 ·
Replies
4
Views
2K
The relative difficulty of organic chemistry
  • · Replies 4 ·
Replies
4
Views
6K
Why do lone pair electrons repel each other more strongly ?
  • · Replies 2 ·
Replies
2
Views
30K
Trouble understanding orbital hybridization
  • · Replies 13 ·
Replies
13
Views
9K
Does Hydrogen Injection Improve Diesel Engine Efficiency and Reduce Pollutants?
  • · Replies 3 ·
Replies
3
Views
5K
What makes a Molecule Polar? Dipole?
  • · Replies 7 ·
Replies
7
Views
17K
I am confusing about the delta G(free-energy change). Could any one
  • · Replies 1 ·
Replies
1
Views
2K
Why is water a good conductor of electricity?
  • · Replies 1 ·
Replies
1
Views
27K
What is the pH of a 1% sulfuric acid solution?
  • · Replies 3 ·
Replies
3
Views
8K
Silver Compounds: Why AgCl is So Insoluble
  • · Replies 4 ·
Replies
4
Views
3K
What Are the Methods for Calculating Concentration of a Mass in a Solution?
  • · Replies 11 ·
Replies
11
Views
2K
Relative Atomic Radii (Atoms and Ions)
  • · Replies 9 ·
Replies
9
Views
19K
Amazon selling Uranium ore? Isn't that illegal?
  • · Replies 8 ·
Replies
8
Views
41K
Is it possible to be robbed through chemical means?
  • · Replies 7 ·
Replies
7
Views
2K
Making X-Aerogel from Sodium Silicate & Polystyrene
  • · Replies 2 ·
Replies
2
Views
11K
How to distinguish Isopropanol?
  • · Replies 19 ·
Replies
19
Views
7K
Preparing H2SO4: Burning Match Heads?
  • · Replies 6 ·
Replies
6
Views
13K
Answer: Name Organic Compound: "Pun" Benzene Ring
  • · Replies 3 ·
Replies
3
Views
2K
Is H2O3 Safe for Consumption and Can It Be Made at Home?
  • · Replies 2 ·
Replies
2
Views
21K
Calculating Gold Atoms: Mole Concept and 15% Pure Gold Mass
  • · Replies 1 ·
Replies
1
Views
3K
Can Small Amounts of Chemicals Lower Water's Boiling Point?
  • · Replies 7 ·
Replies
7
Views
17K
Question about group 16 elements?
  • · Replies 1 ·
Replies
1
Views
4K
How Do Trays in a Fractionating Column Create Temperature Differences?
  • · Replies 1 ·
Replies
1
Views
3K
What is the name of this pipette?
  • · Replies 10 ·
Replies
10
Views
16K
What Is the Role of Neurochemistry in Our Emotions?
  • · Replies 2 ·
Replies
2
Views
2K
Impact resistance of polycarbonate
  • · Replies 6 ·
Replies
6
Views
12K
Can I Make Biuret Reagent at Home?
  • · Replies 15 ·
Replies
15
Views
16K
When does a SN1 reaction only yield one enantiomer, and not a racemic mixture?
  • · Replies 1 ·
Replies
1
Views
6K
Determining SN1/SN2 Balance for 2-Bromobutane Formation
  • · Replies 2 ·
Replies
2
Views
10K
Why is chemistry worth 5 credits?
  • · Replies 6 ·
Replies
6
Views
2K
Nitrogen Expansion: Formula & Info
  • · Replies 7 ·
Replies
7
Views
9K
Electron count in transition metal complex
  • · Replies 4 ·
Replies
4
Views
15K
Does Back-Donation Decrease Down the Column for Cr(CO)6, Fe(CO)5, and Ni(CO)4?
  • · Replies 1 ·
Replies
1
Views
2K
Physical chemistry textbook without a lot of calculus
  • · Replies 3 ·
Replies
3
Views
7K
Why does CO generally not bind to a metal that is not a transition metal?
  • · Replies 1 ·
Replies
1
Views
3K
Is a Double Bond Required in the Lewis Structure of SnCl2?
  • · Replies 8 ·
Replies
8
Views
12K
Why oxygen, cannot act as a pi-donor while NO can?
  • · Replies 5 ·
Replies
5
Views
12K
General formula for Calcium carbonate
  • · Replies 1 ·
Replies
1
Views
4K
About Williamson ether synthesis
  • · Replies 6 ·
Replies
6
Views
11K
MO Diagram of NO: Sigma vs Pi Bonding MOs
  • · Replies 4 ·
Replies
4
Views
6K
What Compounds Form When Every Element Is Combined in a Box?
  • · Replies 5 ·
Replies
5
Views
3K
Why is zinc dust used in the preparation of acetanilide?
  • · Replies 2 ·
Replies
2
Views
18K
Limiting Reagent: Definition & Examples
  • · Replies 1 ·
Replies
1
Views
2K
Swimming pool chlorine questions
  • · Replies 7 ·
Replies
7
Views
23K
Latest Paint Technology Software and Info
  • · Replies 6 ·
Replies
6
Views
3K
Science Fair Project: Diffusing Water Through a Magnet
  • · Replies 8 ·
Replies
8
Views
4K
Test tube containing small portion of aspirin
  • · Replies 4 ·
Replies
4
Views
4K
Why is cooling considered to slow reactions?
  • · Replies 11 ·
Replies
11
Views
5K
Distilling 3% Grade Hydrogen Peroxide.
  • · Replies 4 ·
Replies
4
Views
6K
Affect of adjacent amino acids on pKa values
  • · Replies 1 ·
Replies
1
Views
9K
How to Determine Number of Antibonding Orbitals on an Atom
  • · Replies 1 ·
Replies
1
Views
4K
Solid, Liquid or Gas: Identifying Matter
  • · Replies 11 ·
Replies
11
Views
12K
Calorimetery Problem. It's not a homework but I can't get the answer.
  • · Replies 4 ·
Replies
4
Views
2K
Shielding Effect: What Is It & How Does It Work?
  • · Replies 3 ·
Replies
3
Views
21K
What is the pH after adding a base?
  • · Replies 5 ·
Replies
5
Views
6K
Spontaneous Decomposition of 1,3-Cyclohexadiene: Curiosity or Reality?
  • · Replies 5 ·
Replies
5
Views
2K
Can Carbon Be Melted in a Magnetic Field and Inert Gas?
  • · Replies 18 ·
Replies
18
Views
13K
Questions on Electrolysis and Fuel Cells
  • · Replies 4 ·
Replies
4
Views
4K
What will be the % of Enol form of this compound?
  • · Replies 6 ·
Replies
6
Views
3K
Production of Ammonia from Nitrogen Oxides
  • · Replies 7 ·
Replies
7
Views
3K
Relationship Between Solubility and Reactivity
  • · Replies 5 ·
Replies
5
Views
15K
Does Alcohol React with Acid to Produce Salt or Ester?
  • · Replies 7 ·
Replies
7
Views
5K
Time Interval for measuring Rate of Reaction
  • · Replies 2 ·
Replies
2
Views
4K
Creating Alternative Bond Representations in Isis Draw and Chem Draw Ultra
  • · Replies 2 ·
Replies
2
Views
4K
Na2CO3 + Ca(OH)2 + Heat + Water = NaOH + CaCO3 + ?
  • · Replies 1 ·
Replies
1
Views
18K
What Determines the Spin of an Unpaired Electron in an Atom?
  • · Replies 3 ·
Replies
3
Views
5K
What Is the Process of Depositing Metal Particles in Pure Water Called?
  • · Replies 1 ·
Replies
1
Views
4K
Analyzing X Substance Purity in a 4-Substance Solution
  • · Replies 3 ·
Replies
3
Views
2K
Calculating Osmotic Pressure: Ammonium Sulfate & Sucrose
  • · Replies 1 ·
Replies
1
Views
3K
Molarity & Rate Law: Does It Affect Constants?
  • · Replies 1 ·
Replies
1
Views
5K
Materials that bond with Calcium Fluoride?
  • · Replies 6 ·
Replies
6
Views
5K
Is nitrogen narcosis a type of HPNS
  • · Replies 1 ·
Replies
1
Views
2K
How does non-ideal behavior of a vapor affect the calculated molecular mass?
  • · Replies 1 ·
Replies
1
Views
5K
Why are monolayers so important?
  • · Replies 2 ·
Replies
2
Views
3K
Losing my mind over Stoichiometry
  • · Replies 1 ·
Replies
1
Views
2K
Can a Portable Biochemical Testing Device Revolutionize Disease Management?
  • · Replies 1 ·
Replies
1
Views
2K
Can Silver Be Scientifically Harmful to Werewolves?
  • · Replies 2 ·
Replies
2
Views
5K
Which Professions Utilize Stoichiometry in Their Daily Work?
  • · Replies 6 ·
Replies
6
Views
14K
What is Electron Screening and Its Role in the SWE for Lithium?
  • · Replies 3 ·
Replies
3
Views
14K
Silver: A Transition Element Explained
  • · Replies 3 ·
Replies
3
Views
2K
Conductive Liquids: Alternatives to Gallium & Mercury
  • · Replies 13 ·
Replies
13
Views
71K
Phosphate buffer calculation help
  • · Replies 2 ·
Replies
2
Views
51K
Reducing ZnO to Zn: Thermal vs. Electrowinning
  • · Replies 4 ·
Replies
4
Views
34K
Creating Reticles or Graticules: A Simple Process/Setup
  • · Replies 18 ·
Replies
18
Views
6K
CH3CH2OH +MNO2 -------> CH3COOH
  • · Replies 1 ·
Replies
1
Views
2K
Can HDPE be recycled without combustion?
  • · Replies 2 ·
Replies
2
Views
3K
Why only opposite spin electrons in an orbital ?
  • · Replies 8 ·
Replies
8
Views
8K
Gas that turn into liquid have a boiling point?
  • · Replies 6 ·
Replies
6
Views
10K
Would Dinitroacetylene be more explosive with additional oxygen atoms?
  • · Replies 1 ·
Replies
1
Views
4K
Concentrating Household Ammonia
  • · Replies 2 ·
Replies
2
Views
5K