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Secondary voltaic cell used in most automobiles.

Latest Articles

  • Interesting facts about metals

    Metals have been used by people since ancient times. All the time the process of obtaining them was improved, useful alloys of various metals appeared. Let’s look at interesting facts about metals.

  • What are Compound Microscopes?

    Most of the microscopes used today are compound. A compound microscope features two or more lenses. A hollow cylinder called the tube connects the two lenses. The top lens, the one people look through, is called the eyepiece. The bottom lens is known as the objective lens. Below the two lenses is...

  • Protein Design: Automated protein discovery and synthesis

    In this paper I describe (theoretically) the method(s) of automated protein discovery and synthesis.

  • Diamonds Are Forever

    Diamonds are still a girl's best friend, right? We love the shiny gems. They are the most popular rocks sold today. But what exactly are they, anyway? Where do they come from? What else are they used for?

  • Chemistry of the sky

    Chemistry can teach us about the composition of celestial bodies and determine their age.



Most Popular

Periodic Law

The properties of the elements are periodic functions of their atomic numbers.

Crystal Field Theory

Theory of bonding in transition metal complexes in which ligands and metal ions are treated as point charges, a purely ionic model, ligand point charges represent the crystal (electrical) field perturbing the metal?s d orbitals containing nonbonding electrons.

Linkage Isomers

Isomers in which a particular ligand bonds to a metal ion through different donor atoms.

 

Mass Deficiency

The amount of matter that would be converted into energy if an atom were formed from constituent particles.

Electrochemistry

Study of chemical changes produced by electrical current and the production of electricity by chemical reactions.

Bomb Calorimeter

A device used to measure the heat transfer between system and surroundings at constant volume.

Metallic Conduction

Conduction of electrical current through a metal or along a metallic surface.

Thermal Cracking

Decomposition by heating a substance in the presence of a catalyst and in the absence of air.

 

Allotropes

Different forms of the same element in the same physical state.

Molecule

The smallest particle of an element or compound capable of a stable, independent existence.