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.
Threads
Are molecules only held together by Covalent bonds?
- Ben Sanders
- · Replies 6 ·
Inductive Effect: Why Does Charge Decrease?
- Karan Punjabi
- · Replies 7 ·
Are All Chemical Reactions Reversible?
- tonyjk
- · Replies 3 ·
Lattice energy and energy required to vaporize MgO ?
- Hurricane939
- · Replies 11 ·
How do you make standard solutions of TiO2 for Raman spectroscopy?
- Anne
- · Replies 2 ·
Irreversible reaction in a battery
- tonyjk
- · Replies 2 ·
Does Bromine (Br2) dissolve in water?
- AqibH
- · Replies 3 ·
Why does CH3Cl + AgF give CH3F + AgCl if chlorine is more nucleophilic?
- Karan Punjabi
- · Replies 10 ·
Does an orbital have energy without an electron?
- UchihaClan13
- · Replies 11 ·
Notation of mass number of an element
- Paradox101
- · Replies 2 ·
How to make nickel gallium compund? Basic advice / direction
- rwooduk
- · Replies 1 ·
Does Avogadro's law contradict gas mixing and air composition?
- UchihaClan13
- · Replies 6 ·
2- butoxyethanol alternative wanted
- rvb1960
- · Replies 1 ·
Auto ignition temperature in pure O2
- rpayne88
- · Replies 8 ·
Do phosphorus allotropes produce the same liquid?
- DallMall
- · Replies 1 ·
Nitrogen Ground State: 2s^2 2p^3 ^4 S_{3/2}
- pyroknife
- · Replies 1 ·
Acid Base Confusion: Solutions to Common Questions
- UchihaClan13
- · Replies 2 ·
Hydrogen Emission Spectrum, Electrons, and Quantized Energy
- Chrizappin
- · Replies 3 ·
Release or absortion of energy on bonds and phase change
- FG_313
- · Replies 3 ·
Maintaining Charge Separation: The Role of EMF in Electrochemical Cells
- tonyjk
- · Replies 5 ·
Where can I find current research on superatom chemistry?
- Garlic
- · Replies 4 ·
Why NCl3 is dipole-dipole in intermolecular force?
- terryds
- · Replies 6 ·
Preparing for Florida Chemistry 6-12 licensing exam in 2 months
- SinaloaPaisa
- · Replies 1 ·
Effusion of gas from higher to lower concentration under same pressure
- krishna1615
- · Replies 9 ·
Can an atom exist without any electron?
- ajayraho
- · Replies 8 ·
Is energy a particle or a wave?
- Polaris417
- · Replies 7 ·
How does bicarb soda dissolve gypsum in plaster form?
- Gypsy Moonlight
- · Replies 5 ·
Soap and water not suitable for washing paint thinner off?
- forum23
- · Replies 1 ·
Trouble with Gibbs free energy equation
- Eureka99
- · Replies 8 ·
Can Color Change Affect UV-Vis Spectrometry Readings at 270 nm?
- davejieal
- · Replies 1 ·
Why Use Nitric Acid for Heavy Metal Digestion?
- Henokh96
- · Replies 4 ·
NBS vs radical HBr in the bromination of olefins
- Mike Dacre
- · Replies 2 ·
Should ionization enthalpy be defined as enthalpy change or energy?
- Aditya Sky
- · Replies 6 ·
Proper chemical to dissolve/decompose adhesive scotch tape
- Mohiuddin Munna
- · Replies 2 ·
Why Doesn't Coal Burn with a Flame?
- partha1963
- · Replies 4 ·
Cigarette lighter in the fridge?
- xunxine
- · Replies 6 ·
What causes the difference in reactivity between alkali metals?
- Calpalned
- · Replies 2 ·
Why doesn't chlorine in seawater evaporate?
- xpell
- · Replies 16 ·
Why is C-Cl bond in acyl chloride more reactive despite being highly polarized?
- AryaUnderfoot
- · Replies 5 ·
Ketones behaviour towards isomerism?
- hira123
- · Replies 1 ·
Why HCl is polar covalent compound?
- hira123
- · Replies 1 ·
Water activity meter reading over 1
- fedaykin
- · Replies 5 ·
Lower and Higher Heating Values of Coal: Why do they exist?
- clustro
- · Replies 3 ·
Does combustion have to produce gaseous CO2?
- Fooality
- · Replies 32 ·
Are σ-σ* orbital interactions the same in gauche effect and SN2?
- Titan97
- · Replies 3 ·
Thiophene synthesis using H2S, HCl, and 1,4 diketone
- Lotic7
- · Replies 4 ·
What is the significance of d (x^2-y^2) in the d subshell?
- americast
- · Replies 3 ·
Calculate concentration of an acid
- Physicsrapper
- · Replies 2 ·
Is litmus test a reliable criterion for classifying compounds as acids or bases?
- PainterGuy
- · Replies 11 ·
Why didn't rubbing alcohol boil in our Thiele tube lab?
- UMath1
- · Replies 13 ·
Why is the Definition of Entropy Restricted to a Reversible Process?
- lee403
- · Replies 1 ·
Thermite reaction on stove top?
- bork2
- · Replies 3 ·
Variations in bubble persistance
- _Anthony_
- · Replies 1 ·
Is pure bismuth safe to handle with bare hands?
- BetaZeta2016
- · Replies 12 ·
Gauche effect in 2-fluoroethanol
- Titan97
- · Replies 1 ·
Ionic and covalent bonds as a spectrum of electron shell completion
- Dave Scotese
- · Replies 3 ·
My copper electrodes are discoloring, and I'm not sure why
- Hexnovae
- · Replies 1 ·
Diamagnetism and Hydrogen Bond Strength
- HelloCthulhu
- · Replies 1 ·
Are there any interactions from mixing these chemicals?
- Springwatertap
- · Replies 2 ·
Golden Book of chemistry is free
- DennisR
- · Replies 6 ·
Experiment for testing type of catalyst on reaction rate?
- Marie Cailey
- · Replies 26 ·
Stoichiometric relationship between liters and grams
- ptownbro
- · Replies 7 ·
In what phase of matter do Neutrons/Protons/Electrons exist?
- GiantSheeps
- · Replies 1 ·
Why reaction between alkali metals and water exothermic?
- terryds
- · Replies 2 ·
How Much Epsom Salt for a 15% Magnesium Sulfate Solution?
- HarryA
- · Replies 2 ·
Mixed Melting Point of Two Pure Solid Crystals
- Mike Dacre
- · Replies 7 ·
Does Gibbs Free Energy play a role in the storage of energy in ATP?
- tonyjk
- · Replies 19 ·
Where to put the dot on radicals (notation)
- rwooduk
- · Replies 4 ·
Which is the more stable structure?
- narutoverse13
- · Replies 3 ·
Why is there a nodal surface in the 2s subshell?
- ARCHANASALANDRI
- · Replies 5 ·
Electrolysis of water and actual electrode potential.
- Phy1
- · Replies 3 ·
Moles, Molecular mass, Number of Molecules Im lost.
- MidgetDwarf
- · Replies 19 ·
Calculating Na+ and protein content from chromatography fractions
- Suzi19
- · Replies 8 ·
Interatomic spacing concept confusion
- engineering810
- · Replies 5 ·
Does N+ Naturally Occur in Nature?
- yrjosmiel73
- · Replies 1 ·
How can I calculate heat of combustion and enthalpy using Hess's Law?
- Stephanus
- · Replies 4 ·
Magnesium in hydrochloric acid solution.
- DarthRoni
- · Replies 15 ·
High Temperature electrochemical measurements
- B17
- · Replies 1 ·
What are the Oxidation States of Carbon in Sebacic Acid and Propylene Glycol?
- Justin LaRose
- · Replies 5 ·
A "neat set of reactions" that makes fuel on Mars
- sciencegem
- · Replies 7 ·
Hydration of Alkenes: Need for Acid
- Clack_Attack
- · Replies 4 ·
Partial Bond Fixation in Naphthalene
- Titan97
- · Replies 2 ·
Reaction of Metal salt with Sulphuric acid
- Titan97
- · Replies 7 ·
Why Does Sorbitol Have Four Chiral Centers Instead of Two?
- toforfiltum
- · Replies 8 ·
"Periodic table" of combined elements
- Bruno Tolentino
- · Replies 5 ·
Why Does Benzoic Acid Have a Higher Ka but Lower Solubility than Acetic Acid?
- #neutrino
- · Replies 2 ·
Why do noble gas electron configurations have large radii?
- TheExibo
- · Replies 11 ·
Why do isotopes exist if neutrons aren't attracted to the nucleus?
- aiop
- · Replies 4 ·
Explain chemical formulas PO43-
- Robotesco
- · Replies 4 ·
Can I Calculate Salt Concentration in a 1500kg/m^3 Solution Using Density?
- Supernova123
- · Replies 5 ·
Energy Released by Hydrocarbon Reactions
- Stephanus
- · Replies 6 ·
Atom-Transfer Radical Polymerization: Method Question
- Caleb Breaux
- · Replies 3 ·
Why two similar materials crystallise at different times?
- 01Jose01
- · Replies 1 ·
Why don't fluoride ions react with acid on teeth?
- TheExibo
- · Replies 1 ·
Cleaning methamphetamine residue from rental properties
- walran
- · Replies 34 ·
Could Sunlight Induce Chlorine Dioxide Isomerization?
- caters
- · Replies 3 ·
Cleaning copper connections for high precision instruments
- marcel
- · Replies 22 ·
Can something that dissolves in water be hydrophobic?
- rwooduk
- · Replies 6 ·
Electrolyzing steel plates to produce iron oxide in batches
- eightbitbeast
- · Replies 2 ·
When do I use Kw versus Ka for calculating pH?
- Nishantkumar19
- · Replies 6 ·