samuelmosesdavid samuelmosesdavid
  • 20-02-2019
  • Chemistry
contestada

What is the usual oxidation number of oxygen in a compound? Question 5 options: +1 +2 –1 –2

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Hayham
Hayham Hayham
  • 20-02-2019

+2 is you're answer for question number 5

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mdwight30 mdwight30
  • 21-02-2019
It would be -2. This is because it needs two electrons to become a noble gas so it would be two negatives more than it was making it -2
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