Question

Four elements W, X, Y and Z contain 8, 11, 9 and 17 protons per atom respectively. The element which cannot form an anion is most likely to be :

विकल्प

• W

• X

• Y

• Z

Answer 1

X
Element X can’t form anions as the outermost orbit contains only 1 electron. The atom will rather lose this electron to complete its octet and  will become a cation.