Question

What is atomic mass?? And what is noble gas??

Answer 1

Since it is in the noble gases group of the periodic table, its electron arrangement makes it very unreactive. ... Neon (Ne) is the Group 8A chemical element that has atomic number 10 and mass 20.1797. Neon is an inert gas which is unreactive, has a noble gas configuration of electrons, and emits orange light.

Answer 2

$\bold{Atomic\:mass:-}$

sum of neutron and protons..

$\bold{Noble\:gases:-}$
Since it is in the noble gases group of the periodic table, its electron arrangement makes it very unreactive. ... Neon (Ne) is the Group 8A chemical element that has atomic number 10 and mass 20.1797. Neon is an inert gas which is unreactive, has a noble gas configuration of electrons, and emits orange light.☺⭐⭐⭐♥♥

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