Total percentage of silicon in earth crust ?
زمین کی کرہ ارض میں سلیکان کا کل فیصد تقریباً کتنا ہے؟
- 27.72%
- 30%
- 45%
- None of these
Explanation
The total percentage of silicon in the Earth's crust is approximately 27.7% by weight.
Additional information
Abundance: Second most abundant by weight (~ 28%) and volume (0.9%).
Occurrence: It does not exist in pure form in nature, but rather as oxides (e.g., sand, quartz) and silicates (e.g., feldspar, mica, clay).
Last updated 14-feb-2026
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