elainelytal9143 elainelytal9143
  • 04-07-2017
  • Chemistry
contestada

Consider oxygen, which has an atomic number of 8 and an atomic mass of 16. how many valence electrons does it have?a. 2

Respuesta :

mathmate
mathmate mathmate
  • 09-07-2017
The maximum size of the inner shells are 2,8,18...
Valence electrons are found in the outermost shell of an atom (most of the time).
So the valence electrons of oxygen lies in the second shell, which has 8-2=6 valence electrons.
Answer Link

Otras preguntas

Please answer this question now
Which route did the Northern Pacific Railway follow to Washington?a. It ran along the western United States to Seattle.b. It ran across the northern United Stat
PLEASE help me with this question. This is really URGENT
type in symbols to make 3,7,12,2 equal 45
GoSnow sells snowboards. Each snowboard requires direct materials of $128, direct labor of $53, and variable overhead of $63. The company expects fixed overhead
What role did the colonies play in the European race for geopolitical dominance?
Mettez les articles définis (le, la, l’ ou les)Instructions:Follow the given example.A:Bonjour Alex! Qu'est-ce que tu aimes, entre(0) les deux, (1) _________ ca
On the following number line, two rational numbers are graphed. Represent the two numbers as fractions (or mixed numbers) in lowest terms, and write two differe
The coefficient of x^ky^n-k in the expansion of (x+y)^n equals (nk). True or false.
GUYS PLEASE HELP WILL MARK BRAINLIEST