llfngrs9022 llfngrs9022

15-04-2020
Chemistry

contestada

What is the valence electron configuration of the group 2a elements?

Respuesta :

Ajiduah1 Ajiduah1

18-04-2020

Answer: nS2

Explanation: The valence electronic configuration of group 2a elements is "nS2",they have a complete filled "S" orbital with 2 valence electrons. e. g, Berrylium = 1s2 2S2, Calcium = 1s2 2s2 2p6 3s2 3p6 4s2

Answer Link

Otras preguntas

What are 2 examples of how biosphere supports life

Which family (group of elements rarely forms chemical bonds with other elements? a. nonmetals b. noble gases c. halogens d. metalsthe family (group of eleme

A (blank) ,static character stays the same even though there is conflict in the story.

A plane flies 3115.8 miles in 7.2 hours. What is its average speed? (Speed = miles hours ) A) 414.34 mph B) 432.75 mph C) 476.45 mph D) 507.36 mph

Why was it important that Mexico recognize Texas as an independent country

An egg is dropped from a balcony that is 32 feet from the ground . A timer on the ground indicated that it took 1 second for the egg to hit the ground, after it

Evaluating Expression p2 + m; use m = 1, and p = 5 SOMEONE PLS HELP

To make lemonade, 2 cups of lemon juice are mixed with 7 cups of water.Describe and correct the error in proportion used to find the number of cups of lemonade

Susan solved 200-91 and decided o add her answer to 91 to check her work. Explain why this strategy works

find the slope to this system!!!!!! 30 points!!!!!!