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Because noble gases were not discovered at that time.

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Why did Mendeleev's periodic table not contain the noble gases?

Because noble gases were not discovered when Mendeleev formulated his periodic table


What group are the noble gases located in the periodic table?

Noble gases are found in the 18th group in the periodic table.


Were noble gases shown in the periodic table of 1869?

No, noble gases were not shown in the periodic table of 1869 because they were not discovered until late 19th and early 20th centuries. Helium was the first noble gas to be discovered in 1895, followed by other noble gases such as neon, argon, krypton, and xenon.


What family are the noble gases in?

Noble gases are in the group 18 of the periodic table of Mendeleev.


What are group 18 elements in the periodic table called?

Noble gases.


Where are the noble gases located on the periodic table?

The noble gases are located in Group 18 of the periodic table. They are known for being chemically inert and have a full valence shell of electrons, making them very stable and unreactive. The noble gases include helium, neon, argon, krypton, xenon, and radon.


Which group in the periodic table is known as the noble gases?

The noble gases are a group of elements in the periodic table known as Group 18. These gases are colorless, odorless, and have low reactivity due to their stable electron configuration. Examples include helium, neon, argon, krypton, xenon, and radon.


Group eighteen on the periodic table consists of a group of elements called the noble gases?

That's correct! Group 18 on the periodic table is known as the noble gases. These elements have full outer electron shells, making them highly stable and unreactive under normal conditions. The noble gases include helium, neon, argon, krypton, xenon, and radon.


What is the most common noble gas on the periodic table?

There are 6 noble gases in periodic table. The common one is helium.


What is the family name for neon on the periodic table?

Neon is a noble gas located in period 2 on the periodic table.


What is the last group in the periodic table called?

There are no 'rows' on the Periodic Table of the Elements.I assume you are talking about Group-18 of the table.Group-18 of the Periodic Table of the Elements are the noble gases. These elements have a full valence shell (8 electrons).


What group is the nearest neighbor to the noble gases in the periodic table?

Group-17 is the nearest neighbor to the noble gases in the periodic table.