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Helium has 2 valence electrons and it should theoretically be placed along with group 2 elements.
But since helium has completely filled orbitals (as do the noble gases), it is placed along with the noble gases.
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∙ 11y ago
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Why is the position of hydrogen not justified in periodic table?
Because hydrogen resembles both Halogens and Alkali Metals.
What is heliums family name?
helium is in the family of noble gases according to the periodic table
How does lead's position in the periodic table relate to its properties?
what is lead's position on the periodic table, and it's chemical properties based on that position
An elements properties can be predicted from its?
D. location on the periodic table
What is position of hafnium in the periodic table?
Position of hafnium in the periodic table: group 4, period 6, atomic number 72.
Why actual position of fluorine in periodic table does not explained?
Please be more clear: the position of fluorine in the periodic table is justified - it is a halogen, group 17, period 2.
Why is the position of hydrogen not justified in periodic table?
Because hydrogen resembles both Halogens and Alkali Metals.
What is heliums family name?
helium is in the family of noble gases according to the periodic table
Why is heliums location an exception to the periodic table?
It is not an exception: it is at the top of group 18, the noble gases which is exactly where it should be.
How is the position on the periodic table related to the chemical properties of an element?
Position of Periodic Table describes chemical properties. it is estimated from its position in table.
How does lead's position in the periodic table relate to its properties?
what is lead's position on the periodic table, and it's chemical properties based on that position
An elements properties can be predicted from its?
D. location on the periodic table
What is position of hafnium in the periodic table?
Position of hafnium in the periodic table: group 4, period 6, atomic number 72.
How the periodic table is and how it is used?
Periodic Table is expressed as rows and columns. It is used by locating the position of element.
How is the periodic table is and how it is used?
Periodic table is expressed as rows and columns. It is used by locating the position of element.
How do you use the periodic table to sketch an element?
Periodic table can be used to sketch an element. Its configuration can be assumed from its position.
Why are the symbols in the periodic table significant?
Symbols represent name of the element. They signify the position of element in periodic table.
