Multiple choice general knowledge science & technology

Which metal is the most common in the earth's crust?

  1. Silicon

  2. Aluminium

  3. Iron

  4. Manganese
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Aluminium is the most abundant metal in Earth's crust (about 8% by weight). Silicon is more abundant overall but is a metalloid, not a metal. Iron and manganese are less common. Aluminium's abundance comes from its presence in many common minerals.

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