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What is the atomic number of unnilennium?
The atomic number of unnilennium is 119. It is a hypothetical element that has not been discovered yet.
What is the atomic number of the liquid atom?
35 - Bromine
Did Mendeleev organize the elements by atomic mass or atomic number?
Mendeleev arranged elements in order of increasing mass. Later modern periodic table was discovered that contains elements arranged by atomic number.
Who discovered atomic no?
The concept of atomic number was introduced by Henry Moseley in 1913 through his experiments on X-ray spectra of elements. Moseley's work led to the modern understanding that atomic number is the number of protons in an atom's nucleus, which determines an element's chemical properties.
The atomic number of the next heavier noble gas will be?
The next heavier noble gas after radon is ununseptium, with an atomic number of 117.
What year was the atomic number discovered?
ATOMIC NUMBER YEAR IN WHICH IT WAS DISCOVERED? it was discovered in 1913 by British physicist Henry Mosely
What is the atomic number for manganese?
The atomic number for Manganese is 25. It was discovered in 1774 so was one of the earlier elements discovered. It has a melting point of 1519 Kelvin.
Who is name discovered to atomic number?
The concept of atomic number was discovered by the scientist Henry Moseley in 1913. He found that the number of protons in an atom's nucleus determines its identity, which led to the organization of the periodic table based on atomic number.
Who found atomic number?
m.g mosly found the number of protons an atom has. So he is the person discovered atomic number.
If a new element is discovered which resembles noble gases what would be its possible atomic number?
118 will be its atomic number.
What is the atomic number of unnilennium?
The atomic number of unnilennium is 119. It is a hypothetical element that has not been discovered yet.
What is the atomic number of the liquid atom?
35 - Bromine
Who discovered the atomic-number?
The atomic number was not discovered, as such. It's only when scientists realised that there were such things as atoms and the weights of them varied that they put them into some sort of order. So the lightest (hydrogen) is atomic number 1 and the next (helium) is 2, and so on.
What element has the atomic number of 53?
The element that has an atomic number of 43 is Technetium. It was discovered in 1937 and its symbol is Tc.
Who discovered atomic number 4?
Louis Nicolas Vauquelin
Who discovered lithium and what is its atomic number?
Johan August Afrwedson is the man who discovered lithium. He was a Swedish chemist and made his discovery in 1817. Lithium has the symbol Li, and its atomic number is 3.
What was the last element discovered?
Francium (Atomic Number 87), the Last Discovered Natural Element
