Question

SECTION-C
(a) How do you classify elements into metals and non-metals on the basis of their
electronic configuration? Choose metal and non-metal out of the following:
11A, 19B, C, D, E
(b) What type of bond will be formed if
(i) 'A' combines with 'B'?
(i) 'A' combines with 'E'?
(ui) 'C' combines with 'E'?
(iv) 'D' combines with 'E'?​

Answer 1

Answer:

Explanation:

Elements which contain 1 to 3 electrons in their outermost shell are metals. Elements containing 4 to 7 electrons in their valence shell are non-metals. Hence A and C are metals whereas, B, D and E are non-metals.