сілтілі металл (топтық элемент)

сілтілі металл (топтық элемент)

Metal in the first column of the periodic table

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Vārdšķira: noun
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Nozare/domēns: Astronomy
Category: General astronomy
Company: Caltech
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сілтілі

Chemistry; General chemistry

Having a pH greater than 7.

металл

Art history; General art history

There are two families of metals: Ferrous and non ferrous. All ferrous metals contain iron. Non ferrous metals include aluminium, zinc and copper and its alloys, for example ...

металл

Chemistry; General chemistry

A metal is a substance that conducts heat and electricity, is shiny and reflects many colors of light, and can be hammered into sheets or drawn into wire. Metals lose electrons ...

А тобы

Astronomy; General astronomy

One of about a dozen of the strongest Fraunhofer lines seen in the Solar spectrum, the A band at 7600 angstoms is due to telluric lines of molecular oxygen in the Earth's ...

А жұлдызы

Astronomy; General astronomy

Star with spectral type A in which the spectrum of the Balmer lines of hydrogen attain their greatest strength. Helium lines can no longer be seen. Some metallic lines are ...

Ахиллес

Astronomy; General astronomy

Trojan asteroid (60° ahead of Jupiter. It was the first Trojan to be discovered.

атомдық нөмір (заряд нөмірі)

Astronomy; General astronomy

The number of protons in an atom's nucleus. This determines the type of element.

поляр шұғыласы

Astronomy; General astronomy

the light produced by excited atoms and ions in the upper atmosphere of a planet

азимут

Astronomy; General astronomy

1) Angular distance from the north point eastward to the intersection of the celestial horizon with the vertical circle passing through the object and the zenith. 2) Directional ...

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Nozare/domēns: Holiday Category: Religious holidays

Күлгін Сәрсенбі

Ash Wednesday is observed by Christians. Marking the first day of Lent, which lasts until Easter (a period of 46 days), it is the day of repentance. ...