everyday science MCQ #1507

The lightest metal is:

everyday science MCQ #1507

  1. Question 1

    Q1. The lightest metal is:

    • A) Magnesium
    • B) Lithium
    • C) Aluminum
    • D) Sodium

    Answer: Lithium

    Explanation: Lithium is the lightest metal with a density of only 0.534 g/cm³ and atomic mass 6.941; it is so light it can float on water.