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Hemant

· started a discussion

· 1 Months ago

Give details in Hindi (Question: 79613.0 )

Give details in Hindi

Question:
The most abundant element of the earth’s crust is 
Options:
A) Silicon 
B) Oxygen 
C) Aluminium 
D) Iron 
Solution:
Ans:(b) Most of the earth's crust, or outer layer, is made up of eight elements. Oxygen tops the list in terms of abundance, with the planet's shell being composed of almost 47% of this nonmetallic chemical element. Silicon posts a second-place ranking at nearly 28% by weight.

Knowledge Expert

· commented

· 1 Months ago

Dear Student,
We fixed it.
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