davidj040304 davidj040304

16-12-2020
Chemistry

contestada

What element is represented by this electron configuration: 1s 2s2 2p4?
a. carbon
b. calcium
c. chromium
d. sulfur
e. oxygen

Respuesta :

ayayronbalakay ayayronbalakay

16-12-2020

Answer:

e. Oxygen

Explanation:

Oxygen has 8 electrons. 1s²2s²2p⁴ (by adding up the supercripts–you have 8 electrons and oxygen represents that) [refer to a periodic table -- atomic number]

Answer Link

Otras preguntas

Sara has a piece of string measuring 3 yards. How many 1-inch strips can be cut from the string? A- 108 strips B- 72 strips C- 36 strips D- 12 strips

in terms of precent, beer has more alcohol than whiskey true or false

what defines a line segment ?

Because North America is in a ____________________, it has a variety of biomes and climates. a. high latitude zone c. middle latitude zone b. middle longitude z

ejemplo de novela gotica

Question 11 (Fill-In-The-Blank Worth 1 points) Change this verb from the present tense to the preterite tense. Tú estudias Answer for Blank 1: Question 12 (Fil

A____ is a group of words that work together to express an idea and can function as a noun, adjective, verb,or adverb

An athlete jumped 5.5 feet which was 1.1 times higher than the previous jumper how high did the previous athlete jump

. What is the single most important equation in all of physics?

What is the difference between a census and a study that is not a census? Select one: a. A census by definition extends over a long period of time. b. A census