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Chemistry Forum

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.

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What color will the final product of the copper nitrate reaction be?

Sep 30, 2013 · Replies 2 · Apr 21, 2015

Replies: 2

Views: 4K

What is the chemical reaction with copper?

Feb 6, 2012 · Replies 9 · Apr 21, 2015

Replies: 9

Views: 19K

Ionization ENERGY -Why removal of electron from gaseous atom

Apr 19, 2015 · Replies 9 · Apr 21, 2015

Replies: 9

Views: 10K

Determine Coordination Number of Metal Ions

Apr 18, 2015 · Replies 1 · Apr 20, 2015

Replies: 1

Views: 2K

Is It Safe to Make HF Acid at Home?

Apr 20, 2015 · Replies 1 · Apr 20, 2015

Replies: 1

Views: 2K

Charging objects by friction & chemical reaction

Sep 5, 2014 · Replies 10 · Apr 20, 2015

Replies: 10

Views: 2K

Why do we draw unbonded electrons in pairs?

Apr 19, 2015 · Replies 5 · Apr 20, 2015

Replies: 5

Views: 4K

Crystals of high ionic charge are less soluble. why?

Apr 19, 2015 · Replies 4 · Apr 20, 2015

Replies: 4

Views: 2K

Miscible - acetone in petrol/oil & water?

Apr 18, 2015 · Replies 2 · Apr 19, 2015

Replies: 2

Views: 9K

Condition for formation of ionic bond

Apr 19, 2015 · Replies 7 · Apr 19, 2015

Replies: 7

Views: 3K

Bond Distance: Attraction vs. Repulsion

Apr 18, 2015 · Replies 1 · Apr 18, 2015

Replies: 1

Views: 1K

Unwanted Calcium Carbonate in Refractory Cement

Apr 4, 2015 · Replies 9 · Apr 18, 2015

Replies: 9

Views: 4K

Sample preparation of sunscreen for use in UV-Vis

Mar 13, 2015 · Replies 8 · Apr 17, 2015

Replies: 8

Views: 3K

How to Assign J''-J' Values in Rotational Spectrum with Only Energy Value?

Apr 16, 2015 · Replies 2 · Apr 16, 2015

Replies: 2

Views: 2K

How is this H+ ion bonded when NAD becomes NADH +H+ ?

Apr 12, 2015 · Replies 4 · Apr 14, 2015

Replies: 4

Views: 14K

Does Conservation of Mass Make This "Health Study" Invalid?

Apr 14, 2015 · Replies 7 · Apr 14, 2015

Replies: 7

Views: 2K

What Does Molecular Orbital Theory Say About the Overlap of Atomic Orbitals?

Apr 11, 2015 · Replies 2 · Apr 14, 2015

Replies: 2

Views: 3K

How Does Higher Relative Density Affect Milk Quality?

Apr 13, 2015 · Replies 5 · Apr 13, 2015

Replies: 5

Views: 5K

Gibbs free energy and equilibrium constant at a high T

Apr 12, 2015 · Replies 5 · Apr 13, 2015

Replies: 5

Views: 2K

Molecular Modeling: Geometry Optimization, Vibration Analyses & More

Apr 7, 2015 · Replies 1 · Apr 13, 2015

Replies: 1

Views: 2K

Homogeneous and heterogeneous mixtures

Apr 10, 2015 · Replies 2 · Apr 10, 2015

Replies: 2

Views: 2K

Calculating volume occupied by 1 equivalent of gas

Apr 8, 2015 · Replies 18 · Apr 10, 2015

Replies: 18

Views: 17K

Which anion could be used to selectively remove silver ions?

Mar 25, 2015 · Replies 4 · Apr 10, 2015

Replies: 4

Views: 6K

Benzene in water adsorption test and GC without extraction?

Apr 3, 2015 · Replies 1 · Apr 9, 2015

Replies: 1

Views: 2K

Chemical equilibrium for simultaneous dissociation reactions

Apr 8, 2015 · Replies 1 · Apr 8, 2015

Replies: 1

Views: 2K

Best place to sell surplus chemicals?

Apr 5, 2015 · Replies 7 · Apr 7, 2015

Replies: 7

Views: 3K

Is the difference of two state functions a state function?

Apr 6, 2015 · Replies 11 · Apr 7, 2015

Replies: 11

Views: 5K

I with an old VGA Smart-IQ+ Mass spectrometer

Mar 27, 2015 · Replies 5 · Apr 5, 2015

Replies: 5

Views: 2K

Hydration Energy Order of Alkali Metals

Apr 3, 2015 · Replies 1 · Apr 3, 2015

Replies: 1

Views: 2K

What is the best solvent for removing bentonite clay?

Mar 28, 2015 · Replies 2 · Apr 3, 2015

Replies: 2

Views: 7K

How to reduce the flammability of crude oil?

Apr 2, 2015 · Replies 3 · Apr 2, 2015

Replies: 3

Views: 6K

How Does Catalysis Work in Catalytic Converters?

Mar 29, 2015 · Replies 1 · Apr 2, 2015

Replies: 1

Views: 2K

How does enthelpy change as the reaction proceeds?

Mar 28, 2015 · Replies 37 · Mar 31, 2015

2

Replies: 37

Views: 8K

Rutherford's Experiment: Explaining Why Positive Charges Repel

Dec 17, 2013 · Replies 7 · Mar 31, 2015

Replies: 7

Views: 4K

Why do sugars have higher boiling points than water?

Mar 31, 2015 · Replies 1 · Mar 31, 2015

Replies: 1

Views: 4K

Will Ca(HCO3)2(aq) + 2NH3(aq) react?

Mar 28, 2015 · Replies 3 · Mar 28, 2015

Replies: 3

Views: 6K

How Does Molasses Remove Rust?

Mar 28, 2015 · Replies 4 · Mar 28, 2015

Replies: 4

Views: 6K

Understanding LCAO Matrix Solutions for Molecules

Mar 27, 2015 · Replies 1 · Mar 28, 2015

Replies: 1

Views: 1K

Why does a non-polar molecule imply insolubility in water?

Mar 27, 2015 · Replies 4 · Mar 27, 2015

Replies: 4

Views: 2K

Risks of explosion mixing O2 and H2 in Ar magnetron plasma?

Mar 13, 2015 · Replies 3 · Mar 27, 2015

Replies: 3

Views: 2K

Photoelectrochemical Cell: Can they work with external potential?

Mar 22, 2015 · Replies 1 · Mar 27, 2015

Replies: 1

Views: 1K

Sodium Clorate -- what is best way to make this Weed Killer

Mar 17, 2015 · Replies 17 · Mar 27, 2015

Replies: 17

Views: 18K

Properties of -COOR functional group?

Mar 22, 2015 · Replies 4 · Mar 26, 2015

Replies: 4

Views: 9K

Extracting CuCl2 from used PCB etchant.

Mar 23, 2015 · Replies 4 · Mar 24, 2015

Replies: 4

Views: 2K

Equilibrium Reactions: Not All Elementary?

Mar 22, 2015 · Replies 4 · Mar 22, 2015

Replies: 4

Views: 2K

How do sacrificial electrodes work?

Mar 18, 2015 · Replies 1 · Mar 22, 2015

Replies: 1

Views: 2K

Suzuki Cross-Coupling work-up question

Mar 19, 2015 · Replies 1 · Mar 21, 2015

Replies: 1

Views: 3K

Is there alcohol in apple cider vinegar

Mar 12, 2015 · Replies 13 · Mar 20, 2015

Replies: 13

Views: 72K

How can standard enthelpy values be negative?

Mar 19, 2015 · Replies 8 · Mar 19, 2015

Replies: 8

Views: 2K

Epsom Salts browning when dehydrating - burning or normal?

Mar 18, 2015 · Replies 1 · Mar 19, 2015

Replies: 1

Views: 2K

Hydroxide as a leaving group-Aldol

Mar 18, 2015 · Replies 4 · Mar 19, 2015

Replies: 4

Views: 5K

Chemists learn more about how life started on earth?

Mar 18, 2015 · Replies 2 · Mar 18, 2015

Replies: 2

Views: 2K

Looking for rigorous General Chemistry textbook

Mar 14, 2015 · Replies 4 · Mar 18, 2015

Replies: 4

Views: 5K

How can we easily obtain 2-bromoacetophenone from bromobenzene?

Mar 13, 2015 · Replies 16 · Mar 18, 2015

Replies: 16

Views: 5K

Does CH3NH2 undergo resonance? Why?

Mar 16, 2015 · Replies 5 · Mar 18, 2015

Replies: 5

Views: 11K

Why is there a +R or -R effect?

Mar 18, 2015 · Replies 1 · Mar 18, 2015

Replies: 1

Views: 1K

Question about the periodic table arrangement

Mar 17, 2015 · Replies 10 · Mar 17, 2015

Replies: 10

Views: 2K

How Can You Repair an MKS 1179A Mass Flow Controller?

Mar 11, 2015 · Replies 1 · Mar 17, 2015

Replies: 1

Views: 2K

Calculating Kc for A+B-->C With B=0 at Equilibrium

Mar 17, 2015 · Replies 1 · Mar 17, 2015

Replies: 1

Views: 2K

Table needed. Chemists help please

Mar 15, 2015 · Replies 4 · Mar 15, 2015

Replies: 4

Views: 2K

How many elements in a hand-full of sand ?

Mar 11, 2015 · Replies 10 · Mar 13, 2015

Replies: 10

Views: 2K

What is the strongest endothermic reaction involving salt and liquid water?

Mar 12, 2015 · Replies 5 · Mar 12, 2015

Replies: 5

Views: 22K

Why Do Water Molecules Attract Each Other Despite Complete Electron Shells?

Feb 3, 2015 · Replies 5 · Mar 12, 2015

Replies: 5

Views: 2K

Learn How to Make a 10% Mineral Oil Emulsion Without Microfluidic Channels

Mar 7, 2015 · Replies 6 · Mar 12, 2015

Replies: 6

Views: 2K

Where to buy small amount of PI-2555

Mar 10, 2015 · Replies 2 · Mar 12, 2015

Replies: 2

Views: 3K

Conflicting descriptions of Alka-Seltzer reaction?

Mar 2, 2015 · Replies 6 · Mar 11, 2015

Replies: 6

Views: 6K

Why is my solution precipitating after neutralization with NaOH and HCl?

Mar 10, 2015 · Replies 3 · Mar 10, 2015

Replies: 3

Views: 2K

Electrolysis of Water Using Field Effect

Jan 1, 2014 · Replies 7 · Mar 10, 2015

Replies: 7

Views: 4K

Unleashing "Lucifer's Squid" experiement

Mar 5, 2015 · Replies 4 · Mar 10, 2015

Replies: 4

Views: 3K

Which mass number is shown on the periodic table?

Mar 9, 2015 · Replies 11 · Mar 9, 2015

Replies: 11

Views: 5K

Inverse Solubility of Solid Solutes

Mar 5, 2015 · Replies 3 · Mar 9, 2015

Replies: 3

Views: 5K

Work in Enthalpy: Clear Your Confusion

Mar 1, 2015 · Replies 10 · Mar 8, 2015

Replies: 10

Views: 3K

Can Miralax and Thick-It be safely mixed for a dysphagia patient?

Mar 8, 2015 · Replies 1 · Mar 8, 2015

Replies: 1

Views: 4K

Chloride Sulphate in "L S, B C L, S P A" ? Mnemonic?

Mar 8, 2015 · Replies 1 · Mar 8, 2015

Replies: 1

Views: 2K

Reversible and Irreversible Expansion

Mar 8, 2015 · Replies 1 · Mar 8, 2015

Replies: 1

Views: 2K

Chlorine gas, Nitrogen and Sodium Hydroxide

Mar 6, 2015 · Replies 2 · Mar 7, 2015

Replies: 2

Views: 2K

Measuring Illuminance with Lux Meter - Can I Make Conclusions?

Mar 5, 2015 · Replies 5 · Mar 6, 2015

Replies: 5

Views: 2K

Can bacteria nitrify ammonia if it is bonded to a base?

Mar 5, 2015 · Replies 3 · Mar 6, 2015

Replies: 3

Views: 2K

Is a system always at equilibrium during phase changes?

Mar 5, 2015 · Replies 3 · Mar 5, 2015

Replies: 3

Views: 1K

Projects using CANTERA software

Mar 4, 2015 · Replies 2 · Mar 5, 2015

Replies: 2

Views: 1K

How good is HCN addition to aromatic conjugated aldehyde?

Mar 3, 2015 · Replies 1 · Mar 4, 2015

Replies: 1

Views: 2K

Molasses to Remove Rust from 1920 Ford Model T Pistons

Mar 2, 2015 · Replies 5 · Mar 3, 2015

Replies: 5

Views: 3K

Why do Electrons "want" 8 Electrons on the outter "shell"

Mar 3, 2015 · Replies 2 · Mar 3, 2015

Replies: 2

Views: 2K

Chemical Potential: Pressure, Fugacity, & More

Mar 2, 2015 · Replies 2 · Mar 3, 2015

Replies: 2

Views: 2K

Where do you buy your chemicals from?

Mar 2, 2015 · Replies 8 · Mar 2, 2015

Replies: 8

Views: 2K

How does a catalyst affect equilibrium?

Feb 26, 2015 · Replies 4 · Mar 2, 2015

Replies: 4

Views: 3K

Am I reading this reaction right?

Mar 1, 2015 · Replies 8 · Mar 1, 2015

Replies: 8

Views: 2K

The Smell of Garlic and Enzymatic Oxidation

Feb 28, 2015 · Replies 4 · Mar 1, 2015

Replies: 4

Views: 2K

Propagation of error: exponents

Feb 27, 2015 · Replies 4 · Mar 1, 2015

Replies: 4

Views: 3K

What is the meaning of the term "Interlocking of crystals "?

Mar 1, 2015 · Replies 1 · Mar 1, 2015

Replies: 1

Views: 2K

Amino acid side chain: amino group basic and hydroxyl not?

Feb 25, 2015 · Replies 1 · Feb 25, 2015

Replies: 1

Views: 2K

How does the degree of dilution affect electrolyte dissociation?

Feb 24, 2015 · Replies 5 · Feb 24, 2015

Replies: 5

Views: 4K

Is the Synthesis of Sodium Dithionite Accurate?

Feb 23, 2015 · Replies 5 · Feb 24, 2015

Replies: 5

Views: 2K

D2sp3 and sp3d2 Configurations of [Cr(NH3)6]3+ Ligand Complex

Feb 22, 2015 · Replies 4 · Feb 23, 2015

Replies: 4

Views: 5K

Fluoroalkanes, and Zaitsev's rule

Feb 23, 2015 · Replies 2 · Feb 23, 2015

Replies: 2

Views: 2K

NMR: Why do "identical" protons not experience splitting?

Feb 21, 2015 · Replies 5 · Feb 23, 2015

Replies: 5

Views: 3K

List of metals or alloys with fatigue limit

Feb 22, 2015 · Replies 2 · Feb 22, 2015

Replies: 2

Views: 2K

What's the best way to make high quality Cu(II)SO4 crystal?

Feb 22, 2015 · Replies 1 · Feb 22, 2015

Replies: 1

Views: 1K

Carbocation Stability in Prop-1-enylbenzene

Feb 21, 2015 · Replies 3 · Feb 22, 2015

Replies: 3

Views: 4K

Polymerization of acrylamide with K Persulfate without Bis

Feb 21, 2015 · Replies 9 · Feb 22, 2015

Replies: 9

Views: 6K

Chemistry

Welcome to the Chemistry forum!

Chemistry is the scientific study of matter, its properties, composition, structure, and the changes it undergoes during chemical reactions. It plays a central role in understanding the building blocks of the universe, encompassing the study of atoms, molecules, elements, and compounds.

Chemists investigate the interactions and forces between particles at the atomic and molecular levels, contributing to our understanding of various natural phenomena. The field is divided into branches such as organic chemistry, inorganic chemistry, physical chemistry, and biochemistry, each focusing on specific aspects of chemical systems.

Chemistry is not only a foundational science but also a driving force behind technological advancements, materials development, pharmaceuticals, and numerous industrial applications.

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