Question

question 9 (1 point) periodictable7. select all the period 4 transition metal(s). ag ca cr zn as

Explanation:

In the periodic table, period 4 transition - metals range from Sc (scandium) to Zn (zinc). Ag (silver) is in period 5. Ca (calcium) is an alkaline - earth metal in period 4 but not a transition metal. As (arsenic) is a metalloid in period 4. Cr (chromium) and Zn (zinc) are period 4 transition metals.

Answer:

C. Cr, D. Zn