Question

name the elements which have the following electronic arrangements

2.2:
2.4:
2.7:
2.8.1:
2.8.8.1:

Answer 1

Answer:

1. beryllium

2.carbon

3. fluorine

4.sodium

Answer 2

Answer:

$\huge\mathfrak\fcolorbox{cyan}{plum}{Answer :-}$

$1. \: beryllium \\ 2. \: carbon \\ 3. \: fluorine \\ 4. \: sodium \\ 5. \: pottasium$