main group elements
the noble gases
Platinum is a chemical element with the chemical symbol Pt and an atomic number of 78.
The main group elements are groups 1, 2, and 13 - 18.
all elements that are not main group elements are metals, and since rhenium is not a main group element, it is a metal. Hope this helped!
main group elements
nh
Groups 1, 2, and 13 - 18 are the main group elements, also called the representative elements.
the noble gases
Palladium is in the nickel family (group 10).
It is palladium.
Platinum is a chemical element with the chemical symbol Pt and an atomic number of 78.
The main group elements are groups 1, 2, and 13 - 18.
Main group elements within a column tend to gain or lose the same number of electrons................A+
The main group elements have fixed valencies but members of the d block have multiple valencies.
the noble gases
all elements that are not main group elements are metals, and since rhenium is not a main group element, it is a metal. Hope this helped!