14. what is the most abundant metal in the earths crust? the second most abundant metal? which is more…

Brief Explanations:

The most abundant metal in the Earth's crust is aluminum, and the second - most abundant is iron. Iron is more widely used due to its properties like strength, malleability, and relatively lower cost in large - scale production, and its wide application in construction, manufacturing of machinery, vehicles, etc. Aluminum is also widely used but not as extensively as iron in traditional heavy - industry applications.

Answer:

The most abundant metal in the Earth's crust is aluminum. The second most abundant metal is iron. Iron is more widely used.