Question

current attempt in progress
of the elements, ir, pb, xe, zr, and ag, which ones are not contained in the groups of representative elements?
xe
ir
ag
zr
pb

Explanation:

• Representative elements are in groups 1 - 2 and 13 - 18 of the periodic table.
• Xe (Xenon) is a noble gas in group 18 (a representative element group).
• Ir (Iridium) is a transition metal (not in representative element groups).
• Ag (Silver) is a transition metal (not in representative element groups).
• Zr (Zirconium) is a transition metal (not in representative element groups).
• Pb (Lead) is in group 14 (a representative element group).

Answer:

Ir, Ag, Zr