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

You walk east 720 feet to get from your house to class. After class, you walk southwest 1,044 feet to meet your friends for lunch. When walking the 756 feet bac

In the photo, which labeled part is the fulcrum?

What is the difference between a state,country, and continent?

What is the force required to move a 2,000 kg car with an acceleration of 2 m/s/s?

Please answer this correctly Mary goes fishing with Benny.Mary catches 5 trout and 4 catfish benny catches twice as many trout as Mary.How Many trout did Benny

Which of the following processes are exothermic and which are endothermic? a) frost forms on a car window in winter; b) water condenses on a glass of ice water

Brian is making a fruit punch.He mixes apple juice,pineapple juice and cherry add in the ratio 4:3:7 what fraction of the fruit punch is pineapple juice? He ma

Nonparallel structure can be corrected by splitting infinitives

differences between planters, free african americans, and yeomen

What were the key aspects of Lyndon B. Johnson’s Great Society?