It exists. It has mass. It is used in optics to make laser crystals and switches for pulsed lasers. Niobium is an useful element.
One of the elements, Rutherfordium (element number 104) is named after Ernest Rutherford!
'particularly'. NB In English Grammar most adverbs ends in '-ly'.
Some good sentences for facts are: You should get all the facts before making a decision. Math facts are fun to learn. The facts show that the earth is round. Facts are not opinions.
The most reactive non-metal is fluorine. It is often nicknamed the 'Tyrannosaurus Rex' of the elements because of its reactivity. NB . Oxygen ,which we breath, is also a very reactive element. If it wasn't so reactive we would probably die.
Natural niobium is not radioactive.
niobium
Niobium, which was once called "columbium".
1) Nota Bene (Latin: Note Well) 2) Niobium
The gram atomic mass of niobium (Nb) is approximately 92.91 grams per mole.
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nb nb kj:)
The atomic number of niobium (Nb) is 41.The atomic weight of Nb is 92.906 grams per mole.See the Web Links to the left of this answer for a periodic table with more information about this element!
it glows
Ta -- tantalum. The element formerly called columbium is now Nb -- niobium,
"Nb" on the periodic table stands for niobium. Niobium is a chemical element with the atomic number 41 and is commonly used in alloys, superconductors, and other high-tech applications.
Isotopes of the same element have a different number of neutrons.
The element with the atomic number of 20 is calcium. Mass number is the number of protons and neutrons in the nucleus of an atom of a particular isotope, but does not determine which element it is.