Question

an element 'M' has atomic number. (1) write it's electronic configuration ​

Answer 1

Answer:

M atomic number = 11 (compound is sodium Na)

a) 2, 8, 1

b) 1st group

c) it is a metal

d) Na + Cl ----> NaCl

Explanation: plz mark me as brainliest

Answer 2

Answer:

electronic configuration is

2+8+8+2

this applies for all the elements . for eg:-

chlorine=17

so, its electronic configuration is 2+8+7

Explanation:

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