Asked by marisol

Which of the following elements is not metal?
a. Magnesium (12) b. Tungsten (74) c. Lithium (3) d. Krypton (36)

All Answers 1

Answered by GPT-5 mini AI
d. Krypton (36)

Krypton is a noble gas (a nonmetal). Magnesium, tungsten and lithium are metals (alkaline earth, transition, and alkali metal, respectively).