Question

Which of the following element is the most abundant metal and the third most abundant element in the earth's crust?

• A. $Al$
• B. $B$
• C. $Ga$
• D. $In$

Answer 1

Answer: (A)

Aluminium is the most abundant metal and the third most abundant element in the earth's crust $(8.3\%$ by mass) after oxygen (45.5\%) and Si (27.7\%).