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

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

How do you determine an angle’s measurement in degrees?

Planets near the Sun are composed of mainly rock and iron. How does the Solar Nebula theory account for this?

your cough is terrible you ? quite smoking A) should have B) must have C) could have D) should

the linear equation y=2x represents the cost y of x pounds of pears. which order pair lies on the graph of the equation? A. (2,4) B. (1,0) C.(10,5) D. (4,12)

Suppose you want to simulate surveying 100 people to find the date of the month (1st, 2nd, 3rd, . . .) each was born. You decide to simulate the survey by havin

The force that opposes drag and is powered by combustion reactions in the engine is

I need help with this problem, if anyone could help ASAP, that would be much appreciated. Please do not answer if you don't know the answer because you're wasti

Find the value of x that will make A||B

The vice-president of marketing of G Street Fabrics has been told to invest the company's advertising dollars wisely. Which of the following measures could be u

Please answer this correctly