Seudónimo Seudónimo

17-08-2021
Chemistry

contestada

Which is the electron configuration for lithium?
1s2
2s3
1s22s1
1s12s2

Respuesta :

rabec433 rabec433

17-08-2021

Answer:

1s2, 2s1

Explanation:

Lithium is the first element in the 2nd row of elements meaning its 1s orbital is completely filled and 1 electron is in the 2s orbital.

Answer Link

longtay03 longtay03

25-10-2021

Answer:

the answer is C

Explanation:

Answer Link

Otras preguntas

Jamie has saved $42 of her allowance money to buy books. If she buys 5 books at d dollars per book, she will have 42-5d of her allowance left. How much does she

what is dyslexia?and how can a person like orlando bloom overcome it. (read an article about orlando bloom) and answer the question

Find the binomial coefficient: (200) (1)

A dangling modifier is one type of sentence error. True False

Members of which economic alliance can live, work, even vote in any member nation? NAFTA OAU EU ASEAN

Help Please! Which of the following was not an initiative of the Unemployed Citizens League of Washington? A. They advocated for more government jobs. B. They p

what are 3 names for a rectangle

a poster is separated into 4 equal sections. the perimeter of the poster is 120 inches. what is the area of each section of the poster

what is the scientific notation for .0982?

The gym teacher had us "boys" run for about 45 minutes. A) appositive B) antecedent C) indefinite pronoun D) reflexive pronoun