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A colorless, crystalline compound, XeF4, prepared by heating a gaseous mixture of fluorine and xenon.

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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.

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.

Anode

In a cathode ray tube, the positive electrode. Electrode at which oxidation occurs.

Electron

A subatomic particle having a mass of 0.00054858 amu and a charge of 1-.

Binary Acid

A binary compound in which H is bonded to one or more of the more electronegative nonmetals.

Stereoisomers

Isomers that differ only in the way that atoms are oriented in space, consist of geometrical and optical isomers.

 

Calorimeter

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

Cis-

The prefix used to indicate that groups are located on the same side of a bon about which rotation is restricted.

How is colored crystal made?

However, not everyone knows that in addition to the traditional transparent, there is still an unusually beautiful and spectacular colored crystal, which is obtained through the addition of various metal oxides into the glass. They give the crystal unusually noble shades of red, purple, blue, green and pink colors.

Hard Water

Water containing Fe3+, Ca2+, and Mg2+ ions, which forms precipates with soap.