NCERT · Class 11 · Geography · Minerals and RocksWhich of the following elements is most abundant in the earth's crust by weight?
Step-by-Step Solution
Oxygen is the most abundant element in the earth's crust, accounting for approximately 46.6% of its total weight.
Detailed Options Breakdown
Option : Silicon
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Minerals and Rocks.
Option 1: Oxygen (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 2: Iron
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Minerals and Rocks.
Option 3: Aluminium
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Minerals and Rocks.
💡 Study Guide: This question tests core syllabus concepts from Minerals and Rocks. For formulas, key summaries, and mock exam reference guides, read the full Minerals and Rocks Revision Notes.