Question

Which of the following elements ia an alkali metal?

A. potassium
B. calcium
C. chromium
D. germanium

Answer 1

That would be potassium. The alkali metals are in Group 1 of the Periodic Table. Some others in that Group are Lithium, Sodium, and Rubidium

Answer 2

A) Potassium

Potassium contains the six chemical elements that make it an alkali metal?