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group 18
Xenon.
Noble Gases (group 18)
Many isotopes have 18 neutrons.
8
When the element moves from group 18 to group 1, it moves to a new period. Each period has a one more electron shell than the previous. The group 1 element has one more electron shell than the group 18 element; hence, it's atomic radius is greater.
Helium is the lightest member in group 18.
group 18
group 18
No, xenon (Xe) is not a transition element. It is a group 18 element or noble gas.
The element is krypton (Kr)
Xe
Xenon.
group 18
Noble Gases (group 18)
No, xenon (Xe) is not a transition element. It is a group 18 element or noble gas.
Argon has atomic number 18 and is the third element in group 18 of the periodic table