2006-10-23 16:01:21 · 6 answers · asked by Anonymous in Science & Mathematics ➔ Chemistry
1A-Alkali Metal
2A-Alkaline Earth Metal
3A-Boron Group
4A-Carbon Group
5A-Nitrogen Group
6A-Chalcogen
7A-Halogen
Hope that helped.
2006-10-23 16:10:29 · answer #1 · answered by Derek Ikawa 2 · 0⤊ 1⤋
1A is the Alkali Metals and 2A is the Alkaline Earth Metals
3A through 7A are all subsets of Transition Metals with no special names for themselves.
2006-10-23 16:08:08 · answer #2 · answered by DavidK93 7 · 0⤊ 0⤋
1A-Alkali Metals
2A-Alkaline Earth Metals
3A-Boron Group
4A-Carbon Group
5A-Nitrogen Group
6A-Chalcogens
7A-Halogens
but the elements in tose grous are called representative elements because they are the most reactive elements in the periodic table...
2006-10-23 17:09:16 · answer #3 · answered by King 1 · 0⤊ 0⤋
The representative elements
2017-01-24 17:32:46 · answer #4 · answered by Lexie 1 · 0⤊ 0⤋
transition elements maybe?
2006-10-23 16:08:17 · answer #5 · answered by Anonymous · 0⤊ 0⤋
A
2016-05-22 03:21:23 · answer #6 · answered by Anonymous · 0⤊ 0⤋