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[Rn] 7s2 is the noble gas notation for radium. A link is provided to the Wikipedia article on radium.

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Related Questions

What element on the periodic table has the symbol Ra?

Radium has the symbol Ra on the periodic table. It is a highly radioactive element with atomic number 88.


What element is a noble gas in period 6?

The element Radon (atomic symbol Rn) is the noble gas found in Period 6 of the periodic table.


Why is radon on the periodic table?

Radon is a noble gas present on 18th group.It has atomic number 86.It is represented by symbol Rn.It is a radioactive,colorless gas.


What is the chemical symbol for radon?

The chemical symbol of radon is Rn.


Where did the radon abbreviation come from?

Radon was discovered by Friedrich Ernst Dorn in 1898. There were several proposed names but finally in 1920 it came to be known as radon.


Where doses of radon are naturally found in periodic table?

Periodic table doesn't mention radon doses.


What is radon's alchemy symbol?

Radon does not have a traditional alchemy symbol as it was not known at the time when alchemy symbols were used. Radon is a radioactive gas and a chemical element with the symbol Rn and atomic number 86.


What period number is radon in?

The element radium (symbol Ra) is in period 7.


What is a formula that radon is apart of?

The chemical symbol of radon is Rn.


What is the symbol for He in the periodic table?

The name of the element with symbol 'He' is Helium. It has got 2 Protons and two neutrons in the nucleus and 2 electrons moving around it. It is first in the series of 'Nobel' gases. Others being Neon, Argon, Krypton,Xenon and Radon.


What is rn in the periodic table?

"Rn" on the periodic table stands for Radon. Radon is a radioactive noble gas located in Group 18, Period 6 of the periodic table. It is colorless, odorless, and tasteless, and is produced as a decay product of radioactive elements.


What is radon symbol?

Rn