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]

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