Oxygen is the dominant element of the earth’s crust.
Explanation:
Oxygen, which composes about 49.5 percent of the total mass of the Earth’s crust, waters, and atmosphere, according to the textbook “Modern Chemistry.” Silicon is second at 28 percent. Aluminum is a distant third, at only 8 percent. Compounds of silicon and oxygen make up 87 percent of the materials in the Earth’s crust.
Ishu
Oxygen is the dominant element of the earth’s crust.
Explanation:
Oxygen, which composes about 49.5 percent of the total mass of the Earth’s crust, waters, and atmosphere, according to the textbook “Modern Chemistry.” Silicon is second at 28 percent. Aluminum is a distant third, at only 8 percent. Compounds of silicon and oxygen make up 87 percent of the materials in the Earth’s crust.