itrium

itrium

Element 39, atomic weight 88.90585, a dark gray metal that is used in alloys and nuclear technology for its high neutron transparency. Yttrium compounds are used in the manufacture of color tv screens, superconducting ceramics, and fireproof bricks.

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Nozare/domēns: Chemistry
Category: General chemistry
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kimi fizike

Chemistry; General chemistry

A branch of chemistry that studies chemical phenomena from a physical and mathematical perspective. Physical chemistry includes chemical thermodynamics, kinetics, spectroscopy, ...

spontan

Chemistry; General chemistry

A spontaneous process occurs because of internal forces; no external forces are required to keep the process going, although external forces may be required to get the process ...

stabilizator

Chemistry; General chemistry

A substance that makes a mixture more stable. Antioxidants and antiozonants are examples of stabilizers; stabilizers are added to paints to prevent the components of the mixture ...

biokimi

Chemistry; General chemistry

The chemistry of living things, including the structure and function of biological molecules and the mechanism and products of their reactions.

homogjen

Chemistry; General chemistry

Having uniform properties or composition; only a solution can be homogeneous

barometër

Chemistry; General chemistry

An instrument that measures atmospheric pressure. A mercury barometer is a closed tube filled with mercury inverted in a mercury reservoir. The height of the mercury column ...

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Mount Athos

Mal grek dhe vend pelegrinazhi, i njohur si vendlindja e hershme murgërisë krishterë ortodokse, strehim i rreth 20 manastireve ortodokse lindore. Mal, ...