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What else can I help you with?
What period number is radon in?
The element radium (symbol Ra) is in period 7.
What year was radon discovered?
Radon was discovered in 1900 by Friedrich Ernst Dorn, a German chemist.
What describes why Mendeleev succeeded where others failed?
Mendeleev realized that some elements had not been discovered.
What did Dimtri Mendeleev did not know about the periodic table?
Only some elements were discovered during the life of Mendeleev.
Did mendeleev know about protrons?
No, Dmitri Mendeleev did not know about protons. The concept of protons was not discovered until later in the 20th century, after Mendeleev's time. Mendeleev is most famous for creating the periodic table of elements.
What element was discovered in 1871 by Mendeleev?
The element discovered by Mendeleev in 1871 was germanium. Mendeleev predicted the existence of this element and its properties before it was actually discovered.
What group of elements did Mendeleev omit?
i have no idea but i will check and keep you posted.
When was radon discovered to be hazardous?
Immediately after the discovery of the radioactivity of radon, near 1900.
What year was radon discovered?
Radon was discovered in 1900 by Friedrich Ernst Dorn, a German chemist.
What period number is radon in?
The element radium (symbol Ra) is in period 7.
What is radon's classification?
Radon is the heaviest member of the noble gases group.Position in the Mendeleev periodic table of the elements: group 18, period 6, block p.
What is the classifiction of Radon?
Radon is the heaviest member of the noble gases group.Its position in the Mendeleev Periodic Table of Elements is group 18, period 6, block p.
Who discovered the periodic law?
Dmitri Mendeleev
What describes why Mendeleev succeeded where others failed?
Mendeleev realized that some elements had not been discovered.
What did Dimtri Mendeleev did not know about the periodic table?
Only some elements were discovered during the life of Mendeleev.
Did mendeleev know about protrons?
No, Dmitri Mendeleev did not know about protons. The concept of protons was not discovered until later in the 20th century, after Mendeleev's time. Mendeleev is most famous for creating the periodic table of elements.
Mendeleev's periodic table did not include the group we now know as noble gases What might be the reason?
During Mendeleev's time, noble gases were not discovered yet. They were later discovered in the late 19th and early 20th century, after Mendeleev had created his periodic table.
