natashanunez natashanunez

18-05-2017
Chemistry

contestada

Which of the following is the correct chemical formula for Na and S?
Na2S
NaS2
NaS

Respuesta :

PatrickAlexander1 PatrickAlexander1

18-05-2017

Na2S because Na is 1 away from its noble gas giving it a positive 1 charge. S is two away from its noble gas so it is given a negative 2 charge. You need two Na so that they will cancel with the negative 2 charge.

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justthatwhitegurl justthatwhitegurl

24-05-2017

Na2S is your answer.

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