Star InactiveStar InactiveStar InactiveStar InactiveStar Inactive
 

A substance of a known high degree of purity that undergoes one invariable reaction with the other reactant of interest.

Latest Articles

  • 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?

  • Varieties of garnet minerals

    The most famous type of garnet stone is pyrope (flaming). This is the "oldest of garnets", with a dense red color, similar to the grain of an edible garnet. Pyrope has a variety called rhodolite - a stone of dense pink or pink-purple color, which sometimes has the alexandrite effect and is used in...

  • Ozone

    We breathe 24 hours a day, 7 days a week, consuming about 25 kg of air every day. It turns out that we practically predetermine our health by the air we breathe.

  • Creating Malachite egg

    One of the most interesting and obvious chemical experiments is the experiment on the interaction of copper sulfate and calcium carbonate. The latter is contained in the shell of a simple egg, but copper sulphate should be searched in a chemical reagent store. This experience is simple, but...

  • 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.



Most Popular

Solute

The dispersed (dissolved) phase of a solution.

Enantiomer

One of the two mirror-image forms of an optically active molecule.

Coordination Number

In describing crystals, the number of nearest neighbours of an atom or ion. The number of donor atoms coordinated to a metal.

Artificial Transmutation

An artificially induced nuclear reaction caused by the bombardment of a nucleus with subatomic particiles or small nucei.

The most expensive metal in the world

Do you think the most expensive metal is gold? No! On earth there are more valuable metals. But we need to divide the value of metals that occur in nature, and metals - isotopes, which are obtained in special laboratories. Let’s look at natural metals first.

Organic Chemistry

The chemistry of substances that contain carbon-hydrogen bonds.

Electrodes

Surfaces upon which oxidation and reduction half-reactions, occur in electrochemical cells.

Breeder Reactor

A nuclear reactor that produces more fissionable nuclear fuel than it consumes.

Alloying

Mixing of metal with other substances (usually other metals) to modify its properties.

Thermodynamics

The study of the energy transfers accompanying physical and chemical processes.