Question

23
1. Symbol of sodrum is given Na
write down its @ atomic number? ?

& Mass number?
number of protons?
a number of electrons?
nun her of Neutrons ?
electronic configuration ?
​

Answer 1

Answer:

11

23

11

11

23-11=12

2,8,1

Answer 2

Answer:

It's atomic no is 11,it's mass no is 23,it has 11 protons ,11 electrons and 12 neutrons

It's electronic configuration is 2,8,1