Chemistry, asked by zainab786, 1 year ago

which element has
[a] the electronic configuration 2,8,2
[b] what is the atomic number of this element 2'8'7

Answers

Answered by aniππ

4

(a)magnesium. (mg)
(b)17(chlorine)

Previous Question

Next Question

Similar questions

Math, 6 months ago

what is the sum of K and L...

Math, 6 months ago

7×109 expanding brackets ...

English, 6 months ago

4 Correct the incorrect sentences. ce e live 1 I think pollution is the biggest problem we need to deal from 2 I can't believe our bus has broken down Neither we get out and walk, or we'll be late for work. 3 I'm sorry, but we really can't rely with All He's always breaking his promises. 4 It's up to you whether you eat dinner with us now or have yours later, 5 Chelsea lost the match, but nor my...

English, 1 year ago

HEY GUYS can you please tell me that who invented lenevo...

English, 1 year ago

She was completely blind.adjective of completely.

Math, 1 year ago

It an ap n/2(3n+13) find the 30th term...

English, 1 year ago

opening chapter of any survival story...

Physics, 1 year ago

what is shadowvFt uhftxgcucf...