Multiple choice

Which of the following is available in high quantity in earth crust?

  1. Hydrogen

  2. Oxygen

  3. Nitrogen

  4. Sulphur Dioxide

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Oxygen is the most abundant element in Earth's crust, comprising approximately 46-47% by weight. This is primarily due to the abundance of oxygen-containing minerals like silicates and oxides that make up most of the crust's composition.