Question

Which elements constitutes a major portion of earth crust?

Answer 1

hy..

●iron, oxygen, silicon and magnesium. elements constitutes a major portion of earth crust.
___
hope it helps

Answer 2

Elements that constitutes a major portion of earth crust
----------------------------------------------------------------------------------------------------------------



Elements that constitutes a major portion of earth crust are as follows

:-


1) Iron

2) magnesium

3) Silicon

4) Oxygen


----------------------------------------------------------------------------------------------------------------



1) These elements occupiues more than 90 % of the Earths mass.


2) The solid inner core is composed of iron

3) Oxygen makes up 46 % of the crust