PLZ HELP EITH MY CHEM WORK. ALL LINKS WILL GET REPORTED. DO NOT ATTACH LINKS.

Name the element in group 17, period 2. (periodic table)

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What are the first two quantum numbers for the electrons located in subshell 4d? what are the first three quantum numbers for the electrons located in subshell 2s? how many electrons can be held in a sublevel l = 3? how many electrons can be held in the energy level n = 4? how many electrons in an atom can share the quantum numbers n = 4 and l = 3?