Question

अ) तनम्नलिखिि व क्य में से सवणन म पहच नो। (१) १) वह ककि ब पढ़ रह है।​

Answer 1

Explanation:

Aluminium is a chemical element with the symbol Al and atomic number 13. Aluminium has a density lower than those of other common metals, at approximately one third that of steel. It has a great affinity towards oxygen, and forms a protective layer of oxide on the surface when exposed to air. Wikipedia