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What are the elements in the middle of the periodic tabe called?
Transition metals.
Which block in the periodic tabe contains the alkali metals?
The Alkali Metals are the first column of the periodic table, except for Hydrogen.
By what property did Moseley suggest that the periodic tabe be arranged?
After atomic numbers Henry Moseley supported the arrangement of periodic table of Mendeleev after atomic numbers and properties by a strong physical conception: study of the lines of X-ray spectra of chemical elements. It is a true relation between atomic numbers of elements and the wavelenghts of the characteristic X-ray lines.
Who prepared the modern periodic table?
I am thinking either Dimitri Mendeleev or Henry Mosely
How many elements are listed in periodic table?
There are 53 Elements in the Periodic Table.
What are the elements in the middle of the periodic tabe called?
Transition metals.
Is the there such thing as Ba2 from the periodic tabe?
No - Ba is from the periodic table though.
How many protons aluminum have?
Aluminum contains 13 protons. It practically says so on the periodic tabe of elements because it's #13
Which block in the periodic tabe contains the alkali metals?
The Alkali Metals are the first column of the periodic table, except for Hydrogen.
What is the periodic tabe arranged according to?
Atomic number A.K.A.: the number of protons in the nucleus of an atom of each element.
Why is the symbol U used to represent uranium on periodic tabe?
Uranium starts with letter U. So, its symbol is U.
By what property did Moseley suggest that the periodic tabe be arranged?
After atomic numbers Henry Moseley supported the arrangement of periodic table of Mendeleev after atomic numbers and properties by a strong physical conception: study of the lines of X-ray spectra of chemical elements. It is a true relation between atomic numbers of elements and the wavelenghts of the characteristic X-ray lines.
Who prepared the modern periodic table?
I am thinking either Dimitri Mendeleev or Henry Mosely
What is a chart that lists all the known elements?
It is called the Periodic Table of Elements.
How many elements are listed in periodic table?
There are 53 Elements in the Periodic Table.
What is the name of the table of elements?
It is named The PERIODIC TABLE. The periods being the horizontal rows The groups being the vertical columns.
How many elements are you periodic table?
118 elements are in the periodic table of elements; some of them are still unnamed (January 2013).
