Question

use the periodic table to select the element that best fits each of the following descriptions. metalloid (semimetal): germanium, zinc, chlorine. lanthanide: tungsten, chromium, promethium.

Explanation:

Metalloids have properties intermediate between metals and non - metals. Germanium is a well - known metalloid. Lanthanides are a series of 15 elements in the periodic table with atomic numbers 57 - 71. Promethium is a lanthanide. Tungsten and chromium are transition metals, and chlorine is a non - metal.

Answer:

Metalloid (semimetal): germanium
Lanthanide: promethium