Question

e the following questions (any Five)
1) Give scientific reason :
Zero group elements are called nobel gases.
2) Identify Dobereiner's triads form the following gr
having similar chemical properties
Lat Mg (24.3). Ca (40.1), Sr (87.6) 87.6
S (32.1). Se (79.0), Te (127.6)
743
c) Be (9.0), Mg (24.3). Ca (40.1) 633
3) What are the limitations of Newland's law of oct
4) Identify the electronic configuration of the inert
row elements, seventh group elements, second
(2,8,8) (2,8,7) (2,8,2)
(2,8,2) (2.8.1) (2.7) (2.
Nepsiten fiestapes in th​

Answer 1

Answer:

,1) zero group elements is called noble gas because it octet fully complete and its outermost shell no need any other electron