CUET Preparation Today
| The most abundant element in the earth's crust is? |
Iron Oxygen Nitrogen Aluminium |
| Oxygen |
| Oxygen is by far the most abundant element in the Earth's crust, making up 46% of mass—coming up just short of half of the total followed by aluminium with 8.23% by weight.. Oxygen is a highly reactive element that combines with other elements, forming oxides. |
